MARINE GAMMARIDEAN AMPHIPODA 247 



Parapherusa Stebbing 



Harmomia [lapsus for Harmonia] Haswell, 1880c (Harmonia = homonym, 



Coleoptera) . 

 Chloris Haswell, 1880a (homonym, Aves). 

 Parapherusa Stebbing, 1906 (new name for Harmomia). 



Type-species: iJarmowm crampes Haswell, 1880c (monotypy). 

 See Stephensen, 1949. 



Accessory flagelliim 4- or more articulate; lower lip with large 

 inner lobes; inner plates of maxillae 1-2 densely setose medially; 

 gnathopods normal; viropod 3 short, not exceeding iiropod 1, rami 

 equal, shorter than peduncle, outer 1-articulate and bearing enlarged 

 serrate spine; telson simple, elongate; body lacking dorsal teeth or 

 spines. Species: 1, antiboreal, Australia-New Zealand, littoral. 



Parelasmopus Stebbing 



Parelasmopus Stebbing, 1888; 1906. 



Type-species: Gammarus suluensis Dana, 1852a (monotypy). 

 See Chevreux, 1901b (as P. setiger). 



Accessory flagellum 2- or 3- articulate; lower lip with inner lobes; 

 inner plate of maxilla 1 setose only terminally, of maxilla 2 generally 

 terminally setose; gnathopods normal; uropod 3 not exceeding uropod 

 1, rami short, broad, lanceolate, outer 1-articulate; telson deeply 

 cleft; metasome and urosome dorsally carinate, no spines; mandibular 

 palp article 2 shorter than article 1. Species: 3, tropical Pacific, 

 littoral (to 522 m). 



Quadrivisio Stebbing 



Quadrivisio Stebbing, 1907. 

 Pseudoceradocus Shoemaker, 1933b. 



Type-species: Q. bengalensis Stebbing, 1907 (monotypy). 



Accessory flagellum greatly more than 4-articulate; lower lip 

 with inner lobes; inner plates of maxillae 1-2 densely setose medially; 

 gnathopods normal; uropod 3 exceeding uropod 1, rami equal, foli- 

 aceous, outer 1-articulate; telson deeply cleft; body lacking dorsal 

 teeth or spines; eyes four in number. Species: 2, circumtropical, 

 littoral. 



Weyprechtia Stuj^berg 



Weyprechtia Stuxberg, 1880.— Stebbing, 1906. 



Type-species: Amathilla heuglini Buchholz, 1874 (monotypy and 

 subsequent synonymy). See Gurjanova, 1951. 



Accessory flagellum 4- or more articulate; inner lobes of lower lip 

 obsolescent (in drawings they appear distinct) ; inner plates of maxillae 



