diff --git a/data/2A/3B/87/2A3B87F7FF8BFFF9FF5774AEFD64FA2D.xml b/data/2A/3B/87/2A3B87F7FF8BFFF9FF5774AEFD64FA2D.xml new file mode 100644 index 00000000000..a43ec8cbcd3 --- /dev/null +++ b/data/2A/3B/87/2A3B87F7FF8BFFF9FF5774AEFD64FA2D.xml @@ -0,0 +1,215 @@ + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Author + +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; + + + +Author + +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; + + + +Author + +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland + +text + + +Journal of Natural History + + +2024 + +2024-09-13 + + +58 + + +41 - 44 + + +1615 +1655 + + + +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 + + + + + +Key to world species of +Alexandrella +(adapted from +d’Udekem d’Acoz and Verheye 2017 +) + + + + + + + +1a. Pereonite 7 with a strong dorsal pointed carina.................................................................. 2 + + +1b. Pereonite 7 dorsally smooth ....................................................................................................... 7 + + + + +2a. Article 1 of peduncle of antenna 1 with short dorsomedial tooth; dactylus of pereopods 3–4 long; posteroventral border of coxa 4 straight or nearly so .......... 3 + + +2b. Article 1 of peduncle of antenna 1 with long dorsomedial tooth; dactylus of pereopods 3–4 short; posteroventral border of coxa 4 strongly concave .............. 5 + + + + +3a. First posterodorsal carina on pereonite 7 .............................................................................. 4 3b. First posterodorsal carina on pereonite 6 ..................... ..................... + +Alexandrella +sp. 1 + +* 3c. First posterodorsal carina on pereonite 5 or more anterior pereonite(s) ........................ ................................................................................................................................ + +Alexandrella +sp. 2 + +* + + +4a. Telson 0.37 cleft ........................................ + +Al. schellenbergi +( +Holman and Watling, 1983 +) + +4b. Telson 0.2 cleft or less ...................................... + +Al. pulchra +Ren + +in Ren and Huang, 1991 + +5a. Anteroventral lobe of head moderately developed, triangular or bluntly triangular; dorsal carina of pleonite 3 with straight profile; posterodistal corner of basis of pereopod 6 broadly rounded ....................................................................................................... 6 + +5b. Anteroventral lobe of head very strong, hemi-elliptic; dorsal carina of pleonite 3 with distinctly sigmoid profile; posterodistal corner of basis of pereopod 6 forming a blunt squared angle ........... ........... + +Al. chione +d’Udekem d’Acoz and Verheye, 2017 + + + +6a. Pereonite 6 with small posterodorsal carina; crest of urosomite 1 with long posterior tooth and deep posterior notch .............................................. + +Al. australis +( +Chilton, 1912 +) + +6b. Pereonite 6 without posterodorsal carina; crest of urosomite 1 with small posterior carina and no posterior notch .................................................................. + +Alexandrella +sp. 3 + +* + + +7a. Telson truncate, notched or cleft but not convex .............................................................. 8 7b. Telson convex and entire (carina of urosomite 1 compact, not elongate) .................... ....................................................................................... + +Al. polarsterni +( +Berge and Vader, 2005 +) + + +8a. Gnathopods 1–2 subchelate ......................................................................................................... 9 8b. Gnathopods 1–2 simple .............................................................................................................. 10 + +9a. Gnathopods 1–2 lacking facial setae; pleonites 1–2 with a weak dorsal ridge; pleonite 3 with a low rounded carina .... + +Al. subchelata +Holman and Watling, 1983 + +9b. Gnathopods 1–2 densely setose; pleonites 1–3 with a dorsal well-developed pointed carina ........................................................................................ + +Al. setosa +Serejo, 2014 + + +10a. Pleonites 1–3 strongly toothed; female pereopod 1 with oostegite ....................... 11 10b. Pleonites 1–3 weakly toothed or absent; female pereopod 1 without oostegite 12 + +11a. Right mandible with +lacinia mobilis +reduced to a simple tooth ......................................... ...................................................................................... + +Al. mandibulata +Berge and Vader, 2005 + +11b. Right mandible with +lacinia mobilis +broad and toothed, but smaller than left one .. ................................................................................................. + +Al. martae +Berge and Vader, 2005 + + +12a. Mandibular incisors not toothed along the entire margin; antennae 1–2 subequal in length .................................................................................................................................................. 13 12b. Mandibular incisors toothed along the entire margin; antenna 1 shorter than antenna 2 ........................................................................................................................................ 14 + +13a. Pereonites 1–7 with a pair of lateral triangular teeth.. .. + +Al. dentata +Chevreux, 1912 + +13b. Pereonites 1–7 smooth ................................................................ + +Al. mixta +Nichols, 1938 + + +s. l +. + + + +14a. Mandible right +lacinia mobilis +absent; epimeron 3 posteroventral corner rounded; telson entire......................... ......................... + +Al. inermis +Bellan-Santini and Ledoyer, 1987 + +14b. Mandible right +lacinia mobilis +present and well developed; epimeron 3 posteroventral corner pointed; telson cleft .......................................................... + +Al. cedrici + + +sp. n. + +(*) in +d’Udekem d’Acoz and Verheye (2017) +. + + + + \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFA0FFCAFF1C7300FB49FDB5.xml b/data/2A/3B/87/2A3B87F7FFA0FFD5FF1C7300FF21FAD0.xml similarity index 75% rename from data/2A/3B/87/2A3B87F7FFA0FFCAFF1C7300FB49FDB5.xml rename to data/2A/3B/87/2A3B87F7FFA0FFD5FF1C7300FF21FAD0.xml index 8939deee133..0fcfdca4000 100644 --- a/data/2A/3B/87/2A3B87F7FFA0FFCAFF1C7300FB49FDB5.xml +++ b/data/2A/3B/87/2A3B87F7FFA0FFD5FF1C7300FF21FAD0.xml @@ -1,57 +1,57 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 - + @@ -82,29 +82,19 @@ Souza-Filho, Guedes-Silva & Andrade Holotype -female, -23 mm -, -Potiguar Basin +female, 23 mm, +Potiguar Basin , MT 71 , initial trawl coordinates 4.4405°S , 36.4308°W -, final trawl coordinates -4.4905°S -, -36.4026°W -, +, final trawl coordinates 4.4905°S, 36.4026°W, Rio Grande do Norte state , Brazil -, initial depth - -937 m - -, final depth +, initial depth 937 m, final depth 1074 m @@ -129,7 +119,7 @@ col. ( -Slope +Slope of Rio Grande do Norte state , north-eastern @@ -138,10 +128,7 @@ of 4.4405°S , 36.4308°W -and -4.4905°S -, -36.4026°W +and 4.4905°S, 36.4026°W . @@ -300,7 +287,7 @@ Figure Derived from the type locality, the -Potiguar +Potiguar basin ( Rio Grande do Norte state ) @@ -313,8 +300,7 @@ basin ( Distribution and bathymetry - -Known +Known only from the type locality (slope of @@ -335,12 +321,10 @@ and deep ( Figure 23 -) - -. +). - + Remarks @@ -424,113 +408,6 @@ by the following characters (characters of in parentheses): left mandible incisor with 5 teeth (4); maxilla 2 inner plate subequal to outer (distinctly smaller); gnathopod 1 ischium subequal to propodus in length (longer); epimeron 1 posteroventral corner rounded (with a short spine); epimeron 2 lacking facial robust setae (with facial robust setae); urosomite 2 dorsally smooth (with a moderate dorsal tooth). - -Key to world species of - -Tectovalopsis - - - - - - - - -1a. Gnathopod 2 palm short and weakly acute ................................................................................ ................................................................................. - -T. wegeneri -J.L. -Barnard and Ingram, 1990 - - - - -1b. Gnathopod 2 palm long and strongly acute ......................................................................... 2 - - - - - -2a. Epimeron 2 posteroventral spine short; urosomite 3 with erect dorsal keel ................. .................................................................................. - -T. diabolus -J.L. -Barnard and Ingram, 1990 - - - - -2b. Epimeron 2 posteroventral spine large; urosomite 3 with almost flat or concave dorsal surface .................................................................................................................................... 3 - - - - - -3a. Pleonite 3 with posterodorsal spine ... ... - -T. regelatus -J.L. -Barnard and Ingram, 1990 - -3b. Pleonite 3 lacking posterodorsal spine ................................................................................... 4 - - - - - - -4a. Mandible incisor smooth; uropod 3 inner ramus shorter than article 1 of outer ramus ........................................................................................ - -T. fusilus -J.L. -Barnard and Ingram, 1990 - - - - -4b. Mandible incisor dentate; uropod 3 rami subequal............................................................ 5 - - - - - -5a. Epimeron 1 posteroventral corner with a short spine; urosomite 2 with a medium dorsal tooth .......................... .......................... - -T. nebulosus -J.L. -Barnard and Ingram, 1990 - - - - -5b. Epimeron 1 posteroventral corner lacking spine, rounded; urosomite 2 dorsally smooth .............................................................................................................................................................. 6 - - - - - -6a. Coxa 1 mostly covered by coxa 2; urosomite 1 posterodorsal spine large .................... ................................................................................................................................ - -T. potiguara - - -sp. n. - - - - - -6b. Coxa 1 not covered by coxa 2; urosomite 1 posterodorsal spine small .......................... .......................................................................................... - -T. ruffoi -( -Serejo and Wakabara, 2003 -) - - - - - \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFA1FFD3FF577269FB49FF2D.xml b/data/2A/3B/87/2A3B87F7FFA1FFD3FF577269FB49FF2D.xml new file mode 100644 index 00000000000..26f4acd7349 --- /dev/null +++ b/data/2A/3B/87/2A3B87F7FFA1FFD3FF577269FB49FF2D.xml @@ -0,0 +1,122 @@ + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Author + +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; + + + +Author + +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; + + + +Author + +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland + +text + + +Journal of Natural History + + +2024 + +2024-09-13 + + +58 + + +41 - 44 + + +1615 +1655 + + + +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 + + + + + +Key to world species of + +Adeliella + + + + + + + + + +1a. Gnathopod 1 palm finely serrate; telson subtriangular .... + +Ad. olivieri +De Broyer, 1975 + + + + +1b. Gnathopod 1 palm grossly dentate; telson rounded ........................................................ 2 + + + + + +2a. Telson 15–20% cleft; gnathopod 2 carpus with a well-developed posterodistal lobe .............................................. .............................................. + +Ad. laticornis +Nicholls, 1938 + + + + +2b. Telson more than 40% cleft; gnathopod 2 carpus without a well-developed posterodistal lobe ......................................................................................................................................... 3 + + + + + +3a. Gnathopod 1 carpus short, about 0.4× propodus length; propodus palmar corner defined by one robust seta and a subacute process; urosomite 1 with a well-developed dorsal carina...................................... ...................................... + +Ad. debroyeri + + +sp. n. + + + + + +3b. Gnathopod 1 carpus long, subequal to propodus length; propodus palmar corner defined by two robust setae and without a subacute process; urosomite 1 with a poorly developed dorsal carina .............................. + +Ad. takoradia +(J.L. +Barnard, 1961 +) + + + + + + + + \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFA6FFCAFF57725FFB49FDB5.xml b/data/2A/3B/87/2A3B87F7FFA6FFCAFF57725FFB49FDB5.xml new file mode 100644 index 00000000000..22862ed17f7 --- /dev/null +++ b/data/2A/3B/87/2A3B87F7FFA6FFCAFF57725FFB49FDB5.xml @@ -0,0 +1,165 @@ + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Author + +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; + + + +Author + +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; + + + +Author + +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland + +text + + +Journal of Natural History + + +2024 + +2024-09-13 + + +58 + + +41 - 44 + + +1615 +1655 + + + +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 + + + + +Key to world species of + +Tectovalopsis + + + + + + + + +1a. Gnathopod 2 palm short and weakly acute ................................................................................ ................................................................................. + +T. wegeneri +J.L. +Barnard and Ingram, 1990 + + + + +1b. Gnathopod 2 palm long and strongly acute ......................................................................... 2 + + + + + +2a. Epimeron 2 posteroventral spine short; urosomite 3 with erect dorsal keel ................. .................................................................................. + +T. diabolus +J.L. +Barnard and Ingram, 1990 + + + + +2b. Epimeron 2 posteroventral spine large; urosomite 3 with almost flat or concave dorsal surface .................................................................................................................................... 3 + + + + + +3a. Pleonite 3 with posterodorsal spine ... ... + +T. regelatus +J.L. +Barnard and Ingram, 1990 + +3b. Pleonite 3 lacking posterodorsal spine ................................................................................... 4 + + + + + + +4a. Mandible incisor smooth; uropod 3 inner ramus shorter than article 1 of outer ramus ........................................................................................ + +T. fusilus +J.L. +Barnard and Ingram, 1990 + + + + +4b. Mandible incisor dentate; uropod 3 rami subequal............................................................ 5 + + + + + +5a. Epimeron 1 posteroventral corner with a short spine; urosomite 2 with a medium dorsal tooth .......................... .......................... + +T. nebulosus +J.L. +Barnard and Ingram, 1990 + + + + +5b. Epimeron 1 posteroventral corner lacking spine, rounded; urosomite 2 dorsally smooth .............................................................................................................................................................. 6 + + + + + +6a. Coxa 1 mostly covered by coxa 2; urosomite 1 posterodorsal spine large .................... ................................................................................................................................ + +T. potiguara + + +sp. n. + + + + + +6b. Coxa 1 not covered by coxa 2; urosomite 1 posterodorsal spine small .......................... .......................................................................................... + +T. ruffoi +( +Serejo and Wakabara, 2003 +) + + + + + + + + \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFAAFFD3FEFC759AFB49FF2D.xml b/data/2A/3B/87/2A3B87F7FFAAFFD2FEFC759AFDFAFB1F.xml similarity index 80% rename from data/2A/3B/87/2A3B87F7FFAAFFD3FEFC759AFB49FF2D.xml rename to data/2A/3B/87/2A3B87F7FFAAFFD2FEFC759AFDFAFB1F.xml index 060cc013151..769cf158e50 100644 --- a/data/2A/3B/87/2A3B87F7FFAAFFD3FEFC759AFB49FF2D.xml +++ b/data/2A/3B/87/2A3B87F7FFAAFFD2FEFC759AFDFAFB1F.xml @@ -1,57 +1,57 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 - + @@ -85,7 +85,7 @@ Souza-Filho, Guedes-Silva & Andrade female, 28 mm , -Potiguar Basin +Potiguar Basin , - 4.6113°S , @@ -132,7 +132,7 @@ col. ( -Slope +Slope of Rio Grande do Norte state , north-eastern @@ -282,7 +282,7 @@ The specific epithet is dedicated to Dr Claude De Broyer, for his great contribu -Known +Known only from the type locality (slope of @@ -352,69 +352,5 @@ and from the South Atlantic Ocean and, consequently, from Brazilian waters. - - - -Key to world species of - -Adeliella - - - - - - - -1a. Gnathopod 1 palm finely serrate; telson subtriangular .... - -Ad. olivieri -De Broyer, 1975 - - - - -1b. Gnathopod 1 palm grossly dentate; telson rounded ........................................................ 2 - - - - - -2a. Telson 15–20% cleft; gnathopod 2 carpus with a well-developed posterodistal lobe .............................................. .............................................. - -Ad. laticornis -Nicholls, 1938 - - - - -2b. Telson more than 40% cleft; gnathopod 2 carpus without a well-developed posterodistal lobe ......................................................................................................................................... 3 - - - - - -3a. Gnathopod 1 carpus short, about 0.4× propodus length; propodus palmar corner defined by one robust seta and a subacute process; urosomite 1 with a well-developed dorsal carina...................................... ...................................... - -Ad. debroyeri - - -sp. n. - - - - - -3b. Gnathopod 1 carpus long, subequal to propodus length; propodus palmar corner defined by two robust setae and without a subacute process; urosomite 1 with a poorly developed dorsal carina .............................. - -Ad. takoradia -(J.L. -Barnard, 1961 -) - - - - - - \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFB0FFC0FF57768BFB4EFE53.xml b/data/2A/3B/87/2A3B87F7FFB0FFC0FF57768BFB4EFE53.xml new file mode 100644 index 00000000000..5a7214fc237 --- /dev/null +++ b/data/2A/3B/87/2A3B87F7FFB0FFC0FF57768BFB4EFE53.xml @@ -0,0 +1,243 @@ + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Author + +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; + + + +Author + +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; + + + +Author + +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland + +text + + +Journal of Natural History + + +2024 + +2024-09-13 + + +58 + + +41 - 44 + + +1615 +1655 + + + +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 + + + + + +Key to Atlantic species of + +Epimeria + + + + + + + + +1a. Rostrum shorter than the first peduncular article of antenna 1 ................................... 2 + + +1b. Rostrum reaching the distal margin of the first peduncular article of antenna 1 or exceeding it ....................................................................................................................................... 3 + + + + + +2a. Pereopod 5 coxa process wing-like, produced; pleonite 1 carina absent ....................... ...................................................................................... + +E. bathyalis +Wakabara and Serejo, 1999 + + + + + +2b. Pereopod 5 coxa process rounded; pleonite 1 carina small and pointed ...................... ........................................................................................ + +E. rotunda +Wakabara and Serejo, 1999 + + + + + + +3a. Rostrum flexed.................................................................................................................................... 4 + + +3b. Rostrum straight ............................................................................................................................... 6 + + + + + +4a. Body smooth ............................................ ............................................ + +E. obtusa +Watling, 1981 + + + + +4b. Body with carinae and additional teeth ................................................................................. 5 + + + + + +5a. Pereonite 7 with dorsolateral pointed process .......................................................................... ...................................................................................... + +Epimeria cornigera +(J.C. +Fabricius, 1779 +) + + + + + +5b. Pereonite 7 without dorsolateral pointed process.......... + +E. parasitica +(M. +Sars, 1858 +) + + + + + + + +6a. Pereion with strongly developed dorsal carinae and additional teeth............................ .................................................................................................................. + +E. loricata +G.O. +Sars, 1879 + + + + +6b. Pereion smooth, lacking strongly developed dorsal carinae and additional teeth, a small carina may be present on pereonite ........................................................................ 7 + + + + +7a. Pereonite 7 carina small and rounded...................................................................................... 8 + + +7b. Pereonite 7 carina absent ............................................................................................................. 9 + + + + + +8a. Pereonites 1–7 with ventrolateral rounded bulge; pleonites 1–3 with carinae small and rounded................................................................................ + +E. tuberculata +G.O. +Sars, 1895 + + + + + +8b. Pereonites 1–7 ventrolaterally smooth; pleonites 1–3 with carinae well developed ................................................................................................................... + +Epimeria colemani + + +sp. n +. + + + + + + + +9a. Pleonites 1–2 carinae absent; pleonite 3 with carina small and rounded ...................... .................................................................................................. + +E. semiarmata +K.H. +Barnard, 1916 + + + + +9b. Pleonites 1–3 with well-developed carinae ....................................................................... 10 + + + + + +10a. Pleonites 1–3 with dorsolateral protrusion .................................................................................. ................................................................................. + +E. longispinosa +K.H. +Barnard, 1916 +, p. 10 + +b. + + + +10b. Pleonites 1–3 without dorsolateral protrusion .................................................................. 11 + + + + + +11a. Gnathopod 2 coxa apically rounded; epimeral plates 1–3 with postero-mid-lateral margin slightly pointed .............................................................. + +E. concordia +Griffiths, 1977 + + + + + +11b. Gnathopod 2 coxa apically pointed; epimeral plates 1–2 with postero-mid-lateral margin slightly rounded.............................. + +E. ultraspinosa +Wakabara and Serejo, 1999 + + + + + + + + \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFB3FFC6FE5074B8FB4FFDEA.xml b/data/2A/3B/87/2A3B87F7FFB3FFC6FE5074B8FB4FFDEA.xml index 2725e18be5d..81f54af1531 100644 --- a/data/2A/3B/87/2A3B87F7FFB3FFC6FE5074B8FB4FFDEA.xml +++ b/data/2A/3B/87/2A3B87F7FFB3FFC6FE5074B8FB4FFDEA.xml @@ -1,55 +1,55 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 @@ -111,7 +111,7 @@ De Broyer Material examined - + 1 female , 14.8 mm @@ -123,11 +123,7 @@ De Broyer 4.4405°S , 36.4308°W -, final trawl coordinates -4.4905°S -, -36.4026°W -, +, final trawl coordinates 4.4905°S, 36.4026°W, Rio Grande do Norte state , Brazil @@ -135,11 +131,7 @@ De Broyer 1950 m -, final depth - -1880 m - -, +, final depth 1880 m, 4 May 2011 @@ -150,10 +142,7 @@ De Broyer Seward Johnson -col - - -. ( +col. ( MOUFPE 20191 ) diff --git a/data/2A/3B/87/2A3B87F7FFB5FFF9FEF2726EFD64FA2D.xml b/data/2A/3B/87/2A3B87F7FFB5FFFBFEF2726EFEEDF900.xml similarity index 63% rename from data/2A/3B/87/2A3B87F7FFB5FFF9FEF2726EFD64FA2D.xml rename to data/2A/3B/87/2A3B87F7FFB5FFFBFEF2726EFEEDF900.xml index 67187f3c34d..41a05ad0501 100644 --- a/data/2A/3B/87/2A3B87F7FFB5FFF9FEF2726EFD64FA2D.xml +++ b/data/2A/3B/87/2A3B87F7FFB5FFFBFEF2726EFEEDF900.xml @@ -1,57 +1,57 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 - + @@ -77,11 +77,9 @@ Souza-Filho, Guedes-Silva & Andrade Material examined - -Hototype -female, -51.6 mm -, + +Hototype +female, 51.6 mm, Potiguar Basin , MT 85 @@ -89,11 +87,7 @@ female, 4.3559°S , 36.7379°W -, final trawl coordinates -4.3669°S -, -36.7216°W -, +, final trawl coordinates 4.3669°S, 36.7216°W, Rio Grande do Norte state , Brazil @@ -101,11 +95,7 @@ female, 2057 m -, final depth - -2025 m - -, +, final depth 2025 m, 4 May 2011 @@ -116,10 +106,7 @@ female, Seward Johnson -col - - -. ( +col. ( MOUFPE 15086 ) @@ -132,8 +119,7 @@ locality - -Slope +Slope of Rio Grande do Norte state , north-eastern @@ -146,7 +132,6 @@ and 4.3669°S , 36.7216°W - . @@ -317,8 +302,7 @@ The specific epithet is dedicated to Dr Cédric d’Udekem d’Acoz, for his gre Distribution and bathymetry - -Known +Known only from the type locality (slope of @@ -339,9 +323,7 @@ and deep ( Figure 23 -) - -. +). @@ -407,192 +389,5 @@ from . - - -Figure 23. -Map showing local distribution of the species recorded in the present paper from Potiguar Basin, Rio Grande do Norte state, Brazil. - - - - - -Key to world species of -Alexandrella -(adapted from -d’Udekem d’Acoz and Verheye 2017 -) - - - - - -1a. Pereonite 7 with a strong dorsal pointed carina.................................................................. 2 - - -1b. Pereonite 7 dorsally smooth ....................................................................................................... 7 - - - - -2a. Article 1 of peduncle of antenna 1 with short dorsomedial tooth; dactylus of pereopods 3–4 long; posteroventral border of coxa 4 straight or nearly so .......... 3 - - -2b. Article 1 of peduncle of antenna 1 with long dorsomedial tooth; dactylus of pereopods 3–4 short; posteroventral border of coxa 4 strongly concave .............. 5 - - - - -3a. First posterodorsal carina on pereonite 7 .............................................................................. 4 3b. First posterodorsal carina on pereonite 6 ..................... ..................... - -Alexandrella -sp. 1 - -* 3c. First posterodorsal carina on pereonite 5 or more anterior pereonite(s) ........................ - - - - -................................................................................................................................ - -Alexandrella -sp. 2 - -* - - -4a. Telson 0.37 cleft ........................................ - -Al. schellenbergi -( -Holman and Watling, 1983 -) - -4b. Telson 0.2 cleft or less ...................................... - -Al. pulchra -Ren - -in Ren and Huang, 1991 - -5a. Anteroventral lobe of head moderately developed, triangular or bluntly triangular; dorsal carina of pleonite 3 with straight profile; posterodistal corner of basis of pereopod 6 broadly rounded ....................................................................................................... 6 - -5b. Anteroventral lobe of head very strong, hemi-elliptic; dorsal carina of pleonite 3 with distinctly sigmoid profile; posterodistal corner of basis of pereopod 6 forming a blunt squared angle ........... ........... - -Al. chione -d’Udekem d’Acoz and Verheye, 2017 - - - -6a. Pereonite 6 with small posterodorsal carina; crest of urosomite 1 with long posterior tooth and deep posterior notch .............................................. - -Al. australis -( -Chilton, 1912 -) - -6b. Pereonite 6 without posterodorsal carina; crest of urosomite 1 with small posterior carina and no posterior notch .................................................................. - -Alexandrella -sp. 3 - -* - -7a. Telson truncate, notched or cleft but not convex .............................................................. 8 7b. Telson convex and entire (carina of urosomite 1 compact, not elongate) .................... - - - -....................................................................................... - -Al. polarsterni -( -Berge and Vader, 2005 -) - - -8a. Gnathopods 1–2 subchelate ......................................................................................................... 9 8b. Gnathopods 1–2 simple .............................................................................................................. 10 - - -9a. Gnathopods 1–2 lacking facial setae; pleonites 1–2 with a weak dorsal ridge; - -pleonite 3 with a low rounded carina .... - -Al. subchelata -Holman and Watling, 1983 - -9b. Gnathopods 1–2 densely setose; pleonites 1–3 with a dorsal well-developed pointed carina ........................................................................................ - -Al. setosa -Serejo, 2014 - - -10a. Pleonites 1–3 strongly toothed; female pereopod 1 with oostegite ....................... 11 10b. Pleonites 1–3 weakly toothed or absent; female pereopod 1 without oostegite 12 - -11a. Right mandible with -lacinia mobilis -reduced to a simple tooth ......................................... - - - - -...................................................................................... - -Al. mandibulata -Berge and Vader, 2005 - -11b. Right mandible with -lacinia mobilis -broad and toothed, but smaller than left one .. - - -................................................................................................. - -Al. martae -Berge and Vader, 2005 - - -12a. Mandibular incisors not toothed along the entire margin; antennae 1–2 subequal in length .................................................................................................................................................. 13 12b. Mandibular incisors toothed along the entire margin; antenna 1 shorter than antenna 2 ........................................................................................................................................ 14 - - - -13a. Pereonites 1–7 with a pair of lateral triangular teeth.. .. - -Al. dentata -Chevreux, 1912 - -13b. Pereonites 1–7 smooth ................................................................ - -Al. mixta -Nichols, 1938 - - -s. l -. - - - -14a. Mandible right -lacinia mobilis -absent; epimeron 3 posteroventral corner rounded; - - -telson entire......................... ......................... - -Al. inermis -Bellan-Santini and Ledoyer, 1987 - -14b. Mandible right -lacinia mobilis -present and well developed; epimeron 3 posteroventral corner pointed; telson cleft .......................................................... - -Al. cedrici - - -sp. n. - -(*) in -d’Udekem d’Acoz and Verheye (2017) -. - - \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFB9FFC8FE6E7235FDEFFC0B.xml b/data/2A/3B/87/2A3B87F7FFB9FFC8FE6E7235FDEFFC0B.xml index 6dbadc2fad1..872e670a766 100644 --- a/data/2A/3B/87/2A3B87F7FFB9FFC8FE6E7235FDEFFC0B.xml +++ b/data/2A/3B/87/2A3B87F7FFB9FFC8FE6E7235FDEFFC0B.xml @@ -1,55 +1,55 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 @@ -101,7 +101,7 @@ Material examined - + 1 female , 17.8 mm @@ -113,11 +113,7 @@ 4.4405°S , 36.4308°W -, final trawl coordinates -4.4905°S -, -36.4026°W -, +, final trawl coordinates 4.4905°S, 36.4026°W, Rio Grande do Norte state , Brazil @@ -125,11 +121,7 @@ 1950 m -, final depth - -1880 m - -, +, final depth 1880 m, 4 May 2011 @@ -140,10 +132,7 @@ Seward Johnson -col - - -. ( +col. ( MOUFPE 20188 ) @@ -173,7 +162,6 @@ locality - Porto Rico Deep , @@ -186,9 +174,7 @@ and 4.4905°S , 36.4026°W -) - -. +). diff --git a/data/2A/3B/87/2A3B87F7FFBAFFC0FEFA76F8FB4EFE53.xml b/data/2A/3B/87/2A3B87F7FFBAFFC3FEFA76F8FE91FE7D.xml similarity index 68% rename from data/2A/3B/87/2A3B87F7FFBAFFC0FEFA76F8FB4EFE53.xml rename to data/2A/3B/87/2A3B87F7FFBAFFC3FEFA76F8FE91FE7D.xml index 9bc9c603c79..9cce92b684d 100644 --- a/data/2A/3B/87/2A3B87F7FFBAFFC0FEFA76F8FB4EFE53.xml +++ b/data/2A/3B/87/2A3B87F7FFBAFFC3FEFA76F8FE91FE7D.xml @@ -1,57 +1,57 @@ - - - -Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil - - -Author + + +Author -Souza-Filho, Jesser F. -Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; - - -Author + + +Author -Guedes-Silva, Elkênita -Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; - - -Author + + +Author -Andrade, Luiz F. -Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland -text - - -Journal of Natural History +text + + +Journal of Natural History - -2024 - -2024-09-13 + +2024 + +2024-09-13 - -58 + +58 - -41 - 44 + +41 - 44 - -1615 -1655 + +1615 +1655 -journal article -10.1080/00222933.2024.2374404 -1464-5262 -13758699 +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 - + @@ -85,18 +85,14 @@ Souza-Filho, Guedes-Silva & Andrade female (ovigerous), 33.8 mm , -Potiguar Basin +Potiguar Basin , MT 73–2 , initial trawl coordinates 4.6475°S , 36.5001°W -, final trawl coordinates -4.6434°S -, -36.4693°W -, +, final trawl coordinates 4.6434°S, 36.4693°W, Rio Grande do Norte state , Brazil @@ -104,11 +100,7 @@ female (ovigerous), 955 m -, final depth - -1006 m - -, +, final depth 1006 m, 16 May 2011 @@ -128,8 +120,7 @@ col. ( Type locality - -Slope +Slope of Rio Grande do Norte state , north-eastern @@ -142,7 +133,6 @@ and 4.6434°S , 36.4693°W - . @@ -324,8 +314,7 @@ The specific epithet is dedicated to Dr Charles Oliver Coleman, for his great co Distribution and bathymetry - -Known +Known only from the type locality (slope of @@ -346,9 +335,7 @@ and deep ( Figure 23 -) - -. +). @@ -402,190 +389,5 @@ by the following (characters of in parentheses): rostrum directed downward and reaching the end of peduncle article 3 of antenna 1 (directed straight forward and reaching the end of peduncle article 1); coxae 1–3 ventral corner acute (blunt); coxa 5 spiniform process broad, curved upwards (thin, curved downwards); pleonite 3 dorsal process large, projecting distally (short, projecting medially), telson notched (entire). - - - -Key to Atlantic species of - -Epimeria - - - - - - -1a. Rostrum shorter than the first peduncular article of antenna 1 ................................... 2 - - -1b. Rostrum reaching the distal margin of the first peduncular article of antenna 1 or exceeding it ....................................................................................................................................... 3 - - - - - -2a. Pereopod 5 coxa process wing-like, produced; pleonite 1 carina absent ....................... ...................................................................................... - -E. bathyalis -Wakabara and Serejo, 1999 - - - - - -2b. Pereopod 5 coxa process rounded; pleonite 1 carina small and pointed ...................... ........................................................................................ - -E. rotunda -Wakabara and Serejo, 1999 - - - - - - -3a. Rostrum flexed.................................................................................................................................... 4 - - -3b. Rostrum straight ............................................................................................................................... 6 - - - - - -4a. Body smooth ............................................ ............................................ - -E. obtusa -Watling, 1981 - - - - -4b. Body with carinae and additional teeth ................................................................................. 5 - - - - - -5a. Pereonite 7 with dorsolateral pointed process .......................................................................... ...................................................................................... - -Epimeria cornigera -(J.C. -Fabricius, 1779 -) - - - - - -5b. Pereonite 7 without dorsolateral pointed process.......... - -E. parasitica -(M. -Sars, 1858 -) - - - - - - - -6a. Pereion with strongly developed dorsal carinae and additional teeth............................ .................................................................................................................. - -E. loricata -G.O. -Sars, 1879 - - - - -6b. Pereion smooth, lacking strongly developed dorsal carinae and additional teeth, a small carina may be present on pereonite ........................................................................ 7 - - - - -7a. Pereonite 7 carina small and rounded...................................................................................... 8 - - -7b. Pereonite 7 carina absent ............................................................................................................. 9 - - - - - -8a. Pereonites 1–7 with ventrolateral rounded bulge; pleonites 1–3 with carinae small and rounded................................................................................ - -E. tuberculata -G.O. -Sars, 1895 - - - - - -8b. Pereonites 1–7 ventrolaterally smooth; pleonites 1–3 with carinae well developed ................................................................................................................... - -Epimeria colemani - - -sp. n -. - - - - - - - -9a. Pleonites 1–2 carinae absent; pleonite 3 with carina small and rounded ...................... .................................................................................................. - -E. semiarmata -K.H. -Barnard, 1916 - - - - -9b. Pleonites 1–3 with well-developed carinae ....................................................................... 10 - - - - - -10a. Pleonites 1–3 with dorsolateral protrusion .................................................................................. ................................................................................. - -E. longispinosa -K.H. -Barnard, 1916 -, p. 10 - -b. - - - -10b. Pleonites 1–3 without dorsolateral protrusion .................................................................. 11 - - - - - -11a. Gnathopod 2 coxa apically rounded; epimeral plates 1–3 with postero-mid-lateral margin slightly pointed .............................................................. - -E. concordia -Griffiths, 1977 - - - - - -11b. Gnathopod 2 coxa apically pointed; epimeral plates 1–2 with postero-mid-lateral margin slightly rounded.............................. - -E. ultraspinosa -Wakabara and Serejo, 1999 - - - - - - \ No newline at end of file diff --git a/data/2A/3B/87/2A3B87F7FFBBFFC9FE517323FD48FE95.xml b/data/2A/3B/87/2A3B87F7FFBBFFC9FE517323FD48FE95.xml new file mode 100644 index 00000000000..91b14d39213 --- /dev/null +++ b/data/2A/3B/87/2A3B87F7FFBBFFC9FE517323FD48FE95.xml @@ -0,0 +1,123 @@ + + + +Four new species and two new records of deep-sea Amphipoda (Crustacea: Peracarida) from Potiguar Basin, north-eastern Brazil + + + +Author + +Souza-Filho, Jesser F. +Museu de Oceanografia Prof. Petrônio Alves Coelho, Laboratório de Carcinologia, Universidade Federal de Pernambuco, Recife, Brazil; + + + +Author + +Guedes-Silva, Elkênita +Museu de Zoologia da USP, Laboratório de Carcinologia, Universidade de São Paulo, São Paulo, Brazil; + + + +Author + +Andrade, Luiz F. +Department of Invertebrate Zoology and Hydrobiology, University of Lodz, Lodz, Poland + +text + + +Journal of Natural History + + +2024 + +2024-09-13 + + +58 + + +41 - 44 + + +1615 +1655 + + + +journal article +10.1080/00222933.2024.2374404 +1464-5262 +13758699 + + + + + + +Genus + +Epimeria + +Costa in +Hope 1851 + + + + + + + + + +Vertumnus +White, 1847: 89 + + +[ +nomen nudum +] + + + + + +Epimeria + +Costa in + +Hope 1851: 46 + +. – Karaman and J.L. Barnard, 1979: 108. – + +Watling and Holman 1980: 642 + +. – J.L. + +Barnard and Karaman 1991: 393 + +. – d’Udekem d’Acoz and Verheye, 2007: 14 (see for an extensive synonym list). + + + + + + + +Diagnosis (based on J.L. +Barnard and Karaman 1991 +; +d’Udekem d’Acoz and Verheye + + +2017) + + +Body smooth or covered with teeth or processes; processes on pereonites just above connection with coxae, if present, small, not sword-like, not forming large longitudinal carinae. Head high; lateral cephalic lobes very reduced; inferior antennal sinus very shallow; ventral lobe well developed, oriented obliquely downwards, sharp or rounded; rostrum variable, usually well developed, sometimes small or even tiny. Antenna 1 peduncle article 2 shorter than article 1. Mouthparts projecting quadrately. Upper lip almost entire. Epistome not very broad. Lower lip inner lobes absent, outer lobes relatively broad. Mandible incisor toothed, accessory setal row present, molar blunt, strong and triturative. Maxilla 1 palp 2-articulate. Maxilla 2 inner plate without facial row of setae. Maxilliped inner plate narrower than outer; palp article 2 narrow and apicomedially unproduced, article 4 well developed, sometimes absent, with distal nail. Coxae 1–4 progressively longer. Gnathopods 1–2 similar, simple or subchelate; carpus and propodus elongate. Urosomite 1 always with dorsal process, which can be rounded or tooth like, projecting upwards or backwards. Telson usually distinctly incised or cleft, rarely weakly emarginate or entire, without spines or setae. [See +d’Udekem d’Acoz and Verheye (2017: 14) +, for an extensive descriptive diagnosis]. + + + + \ No newline at end of file