A revision of the genus Paraleptognathia Kudinova-Pasternak, 1981 (Crustacea: Tanaidacea) and description of four new species Author Guerrero-Kommritz, Jürgen text Zootaxa 2004 2004-04-02 481 1 1 63 https://biotaxa.org/Zootaxa/article/view/zootaxa.481.1.1 journal article 4855 10.11646/zootaxa.481.1.1 83833785-9beb-4d2f-8448-5657c8400fca 1175­5334 5030070 8B7F424B-FED5-4EEC-955E-1886C252909B Key to neuters and non­ovigerous females (four articles on antennule) of Paraleptognathia 1 Cheliped dactylus with crenulation............................................................................ 2 ­ Cheliped dactylus smooth .......................................................................................... 7 2 Cheliped propodus with lateral crenulation ............................................................... 3 ­ Cheliped propodus smooth......................................................................................... 5 3 Carpal shield of cheliped with crenulation ................................................................ 4 ­ Carpal shield of cheliped smooth.................................. P. australis (Beddard, 1886) . 4 Carpus of P2 with spinules, propodus of P4 to P6 with dorsal row of spinules, labium and labrum naked ................................................... P. multiserratoides n. sp. ­ Carpus of P2 smooth, propodus of P4 to P6 smooth, labium and labrum with setules .................................................................................... P. multiserrata (Hansen, 1913) . 5 Merus of P1 with two spiniform setae ................. P. bisetulosa Dojiri & Sieg, 1997 . ­ Merus of P1 with one spiniform seta ........................................................................ 6 6 Carpus of P2 with spinules and 3 spiniform setae, P5 and P6 with spinules on carpus and propodus..................................................................... P. gracilis (Krøyer, 1842) . ­ Carpus of P2 smooth with two spiniform setae, P5 and P6 carpus and propodus smooth ................................................................................... P. antarctica (Vanhöffen, 1914) . 7 Propodus of P1 smooth .............................................................................................. 8 ­ Propodus of P1 with ventral row of spinules .......................................................... 10 8 Carpal shield oval shaped and very prominent, propodus of P4 to P6 with two terminal spiniform setae ...................................................... P. brachiata (Hansen, 1913) . ­ Carpal shield rounded, propodus of P4 to P6 with four terminal spiniform setae..... 9 9 Carpus of P5 and P6 with three spiniform setae .................. P. alba (Hansen, 1913) . ­ Carpus of P5 and P6 with four spiniform setae ............... P. inermis (Hansen, 1913) . 10 Carpal shield small or absent, chela slender, three times as long as broad.................. ..................................................................................................... P. tenuichela n. sp. ­ Carpal shield well developed; chela about two times as long as broad ................... 11 11 Merus of P1 to P3 with spinules .............................................................................. 12 ­ Merus of P1 to P3 smooth........................................................................................13 12 P5 carpus with three spiniform setae .............................................. P. benguela n. sp. ­ P5 carpus with four spiniform setae.................. P. typica Kudinova­Pasternak, 1981 . 13 Carpus of P1 and P2 with spinules................ P. bacescui Kudinova­Pasternak, 1985 . ­ Carpus of P1 and P2 smooth.................................................................................... 14 14 Cheliped carpus long, twice as long as broad, carpal shield not very prominent ........ ........................................................................................................... P. fastuosa n. sp. ­ Cheliped carpus about 1.5 times longer than broad, carpal shield prominent ......... 15 15 Carpal shield rounded, very prominent; carpus of P3 with three spiniform setae ...... ........................................................................................ P. weddellensis (Sieg, 1986) ­ Carpal shield not as above, carpus of P3 with two spiniform setae ............................ ...................................................................................... P. longiremis (Hansen, 1913)