Complement to the knowledge of the Haploops species (Crustacea, Gammaridea Ampeliscidae), with the description of two new species from North Atlantic Ocean [Contribution to the knowledge of the Haploops genus. 10.] Author Kaim-Malka, R. A. 0000-0001-6951-9052 IMBE, Institut Pytheas, Université Aix-Marseille Univ, Univ Avignon, CNRS, IRD, Station Marine d’Endoume, Rue de la Batterie des Lions, 13007 Marseille, France. & richard. elkaim @ orange. fr; https: // orcid. org / 0000 - 0001 - 6951 - 9052 richard.elkaim@orange.fr Author Bellan-Santini, D. 0000-0002-4814-1430 IMBE, Institut Pytheas, Université Aix-Marseille Univ, Univ Avignon, CNRS, IRD, Station Marine d’Endoume, Rue de la Batterie des Lions, 13007 Marseille, France. & denise. bellan @ imbe. fr; https: // orcid. org / 0000 - 0002 - 4814 - 1430 [1] denise.bellan@imbe.fr Author Dauvin, J. C. 0000-0001-8361-5382 Normandie Univ., UNICAEN, Laboratoire Morphodynamique Continentale et Côtière, UMR CNRS 6143 M 2 C, 24 rue des Tilleuls, F- 14000 Caen, France. jean-claude. dauvin @ unicaen. fr; https: // orcid. org / 0000 - 0001 - 8361 - 5382 jean-claude.dauvin@unicaen.fr text Zootaxa 2021 2021-10-06 5048 2 151 175 journal article 4120 10.11646/zootaxa.5048.2.1 16de4a1e-812a-4cd1-bf5b-0962b94094d5 1175-5326 5551919 33AC5E89-A67C-4108-9D29-538BF84D85C2 Key to species of Haploops 1 Corneal lenses present................................................................................. 2 - Corneal lenses absent................................................................................. 17 2 Two pairs of corneal lenses............................................................................. 3 - Only one pair of corneal lenses.......................................................................... 8 3 Pereopod 7 basis broad................................................................................. 4 - Pereopod 7 basis narrow................................................................................ 5 4 P7 carpus with anterior distal lobe; coxa1 inferior margin straight.......................... Haploops laevis Hoek, 1882 - P7 carpus without anterior distal lobe; coxa1 inferior margin rounded............................................................................................ Haploops quebecoisis Bellan-Santini Kaïm-Malka & Dauvin, 2018 5 Inferior lenses in the middle of the lobe head................................... Haploops sibirica Gurjanova, 1929 - Inferior lenses near or on the margin head.................................................................. 6 6 Inferior lenses near the margin head.......................................... Haploops dellavallei Chevreux, 1900 - Inferior lenses on the margin head........................................................................ 7 7 Inferior lenses on the margin, antennae = body length............................. Haploops nirae Kaïm-Malka, 1976 - Inferior lenses on the internal side of the margin, antennae = 1/2 body length........... Haploops tenuis Kanneworff, 1966 8 Only inferior lenses present (superior absent)............................................................... 9 - Only superior lenses present (inferior absent).............................................................. 10 9 Long setae on Md, back, telson, A1 <A 2.................................... Haploops longiseta Kaïm-Malka, 2010 - Few long dorsal setae, A1> A 2.............................................. Haploops proxima Chevreux, 1919 10 Pereopod 7 basis broad, A 2> body.............................. .. Haploops gascogni Dauvin & Bellan-Santini, 1996 - Pereopod 7 basis narrow............................................................................... 11 11 Head truncated straight................................................................................ 12 - Head transversely truncated............................................................................ 15 12 A1> A 2............................................................ .. Haploops antennata Kaïm-Malka, 2012 - A1 <A 2 ........................................................................................... 13 13 A1 length <A2 peduncle..................................................... Haploops descansa Barnard, 1961 - A1 length> A2 peduncle.............................................................................. 14 14 A1 length a little more A 2 peduncle; coxa 1 oval; U1 rami unequal length.......... Haploops oonah Lowry & Poore, 1985 - A1= 2/3 A2, A2 = body; coxa 1 triangular; outer side coxa 4 setose; U1 rami equal length.... Haploops truncata spec. nov. 15 A 2 = 1/2 body; corneal lenses great size......................................... Haploops tubicola Liljborg, 1856 - A 2 = 1/3 body; corneal lenses small size.................................................................. 16 16. U1–2 strongly armed....................................................... Haploops spinosa Shoemaker 1931 - U1–2 weakly armed............................................. Haploops fundiensis Wildish & Dickinson, 1982 17 Pereopod 7 basis narrow............................................................................... 18 - Pereopod 7 basis broad................................................................................ 24 18 P7 basis, merus and carpus, rectangular and slender (male)....................... Haploops abyssorum Chevreux, 1908 - P7 basis, merus and carpus, not rectangular and slender...................................................... 19 19 Coxa 4 heart-shaped.................................................................................. 20 - Coxa 4 not heart-shaped............................................................................... 22 20 Dorsal side of the body carinate, coxa 2 acute................................... Haploops vallifera Stephensen,1925 - Dorsal side of the body not carinate...................................................................... 21 21 A1= 8–9/10 A 2, A2= 2/3 body............................................... Haploops similis Stephensen, 1925 - Antennae longer than the body length................... .. Haploops bjarnii Bellan-Santini Kaïm-Malka & Dauvin, 2018 22 A1= A 2 peduncle, coxa1 oval.................................................... Haploops lodo Barnard, 1961 - Antennae <1/2 body length............................................................................ 23 23 A1=A2=1/3 body............................................................. .. Haploops dauvini Peart, 2018 - A1=A2=1/2 body length......................................................... Haploops faroensis spec. nov. 24 Long dorsal tuft of setae absent......................................................................... 25 - Long dorsal tuft of setae present........................................................................ 26 25 P7 basis lobe exceeding ischium distal edge; A1<A2; coxa 4 not heart-shaped................................................................................................. Haploops antarctica Bellan-Santini & Dauvin, 2008 - P7 basis lobe not exceeding ischium distal edge; A1=A2; coxa 4 heart-shaped............ Haploops kaimmalkai Peart, 2018 26 Long dorsal tuft of setae (pereon 5–7 & pleon), P7 basis lobe triangular................... Haploops setosa Boeck, 1870 - Long dorsal tuft of setae (pereon 5–7 & pleon), P7 basis lobe rounded............................................27 27 Urosome 1 high upturned carina.............................................. Haploops carinata Liljeborg, 1856 - Urosome 1 carina straight.............................................................................. 28 28 Antenna length> body length, antennae very strong...... Haploops islandica Kaïm-Malka,Bellan-Santini & Dauvin, 2016 - Antenna length =1/2 body length............................................... Haploops robusta G.O. Sars, 1891