Paraleptognathia Kudinova-Pasternak 1981

• Main Author: Guerrero-Kommritz, Jürgen
• Format: Text
• Language: unknown
• Published: Zenodo 2004
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Malacostraca; Tanaidacea; Akanthophoreidae; Paraleptognathia; Seta; Antarc*; Antarctica
• Online Access: https://dx.doi.org/10.5281/zenodo.5029842; https://zenodo.org/record/5029842

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) : Published as part of Guerrero-Kommritz, Jürgen, 2004, A revision of the genus Paraleptognathia Kudinova-Pasternak, 1981 (Crustacea: Tanaidacea) and description of four new species, pp. 1-63 in Zootaxa 481 (1) on pages 62-63, DOI: 10.11646/zootaxa.481.1.1, http://zenodo.org/record/5030070