Cumacea: 1. Vaunthompsoniidae 



Synoptic table for female specimens. 



a fl 



■as 



CO ^^ 



OS -^ 



05 o '^ 



T3 O 



O 00 p. 



o .„ '^ 

 J- o d 



large 3 or more 

 ample 3 or more 



large 

 large 

 large 

 large 

 large 

 large 

 large 

 large 

 large 

 medium 

 small 

 small 

 small 















































3 



3 

 3 

 2 

 2 

 2 

 2 

 

 

 Oor 2r 

 

 

 



3 

 3 



? 



3 



3 



3 



3 



2 



1 



3 



3 

 2orl 

 2 or 3 



1 



1 



2 



2 



2 



2 



2 



2 

 lor 2 



1 



1 



1 



1 



to rt 



ftp© 



p-l' 



Auxiliary marks of 

 distinction ^) 



2 + 2r2) 

 2 + 2r 

 2-|-2r 

 24-2r 



1 

 2or2 + 2r 



2 



2 



2 



? 



2-f 2r 

 2 



2 + 2r 



2-|-2r 



? 



3-j-r 

 3 

 3 

 3 

 3 

 3 

 lorl + 2r 

 2 

 2 

 2 

 2or0 



a. s., ace. fl. very small 

 mx. 1 without palp 

 mx. 1 without palp 



m. broad at base 



telson acute 



branchial sacs few 

 prp. 5 undeveloped 



eyelobe linguiform 

 m. broad at base 

 m. broad at base 

 m. broad at base 



mxp. 2, dentate apex 



m. molar stiliform 



m. broad at base 



20. Fam. Lampropidae 



6. „ Chalarostylidae *) 



14. „ Pseudodiastylidae 



7. „ Paralampropidae 



8. ,, Platysympodidae 



11. „ Diastylidae 

 10. „ Diastyloididae 



15. „ Ekdiastylidae 

 IH. „ Holostylidae 



21. „ Dicidae*) 



13. „ Oxyurostylidae 



22. „ Gynodiastylidae 



12. „ Colurostylidae 



17. „ Pseudocumatidae 



4. „ Ceratocumatidae*) 



5. „ Leptocumatidae 



1. „ Vaunthompsoniidae 



2. „ Sympodommatidae 



9. „ Leuconidae 



18. „ Paraleuconidae 



19. „ Hemileuconidae 



3. „ Bodotriidae 



25. „ Procampylaspididae 



26. „ Campylaspididae 



23. „ Heteroleuconidae 



24. ,, Nannastacidae 



1. Fam. Vaunthompsoniidae 



1878 Vmmthompsondiiae (err. typ.), G. 0. Sars in: Arch. Naturv. Kristian., u3 

 p. 465 I 1879 Vaunthompsoniidae, G. 0. Sars in: Arch. Naturv. Kristian., v. 4: p. 10 | 1887 

 v., G.O.Sarsin: Rep. Voy. Challenger, i-.19 pars 55 p. 5, 22 | 1893 V. (part.), T.Stebbing 

 in: Int. sci. Ser., u 74 p. 303 | 1895 7., H.J.Hansen in: Ergeb. Plankton-Exp., v.2 

 G. c. p. 55 I 1905 Vauntompsoniidae, Caiman in: Sci. Invest. Fish. Ireland, 1904 app. 1 

 p. 16, and Siboga-Exp., pars 36 p. 6, 8 | 1906 V., Caiman in: Mt. Stat.Neapel, v.ll p. 414 | 

 1907 F., Zimmer in: Zool. Anz., v. SI p. 368 | 1907 F., Caiman in: Tr. zool. Soc. 

 London, V.I81 p. 28 | 1908 F, Zimmer in: Ergeb. Tiefsee-Exp., v.S p. 164 | 1912 Vaun- 

 thompsoniidae, T. Stebbing in: Ann. S. Afr. Mus., v. 10 p. 133, 134. 



Telson wanting. Accessory flagellum of antenna 1 very small. Antenna 

 2 of 9 2- or ?3-jointed. Palp of maxilla 1 with 2 filaments. First 4 pairs 

 of. peraeopods in d, first 3 in 9, with well developed exopods. d with 

 5 pairs of pleopods. Uropods with 2-jointed endopod. 



3 genera. 



^) Some of these occur spasmodically in other families. 



*) r., rudiment; a. s., ace. fl., accessory flagellum of antenna 1; mx., maxilla; 

 m., mandible; prp., peraeopod; mxp., maxilliped. 



*) Characters of Chalarostylis 9 assumed from the companion genus Hemi- 

 1am props. 



*) In these families the 9 is unknown, the characters given are assumed to agree 

 with those ot the (S- 



