MARESTE GAMMARIDEAN AMPHIPODA 139 



Pseiidamphilochus Schellenberg 



Pseudaniphilochus Schellenberg, 1931. 



Type-species: P. shoemakeri Schellenberg, 1931 (monotypy). 



Mandibular molar obsolete; palp of maxilla 1 biarticulate ; maxilla 

 2 normal, outer plate narrower than inner; outer plates of maxilliped 

 not excavate, palp article 1 subequal to article 2 ; coxa 1 not reduced; 

 gnathopod 2 small, subchelate; telson deeply cleft. Species: 1, 

 S. Georgia Is., littoral. 



Subfamily Cyproideinae, new subfamily 



Type-genus: Cy^roic^ea Haswell. 



Coxae 3-4 immensely broadened, with contiguous margins abutting, 

 hiding coxae 1 and 2. 



Cyproidea Haswell 



Cyproidea Haswell, 1880a. — Stebbing, 1906. 

 Cyproidia [sic] Haswell, 1880c. 

 Gallea Walker, 1904. 



Type-species: Cyproidia [sic] ornata Haswell, 1880c (present 

 selection). See Walker, 1904 (as Gallea tecticauda). 



Article 2 of pereopods 3-5 linear, slender; gnathopod 2 subchelate, 

 palm transverse; uropod 2 long; urosomite 1 not elongate, not keeled; 

 urosomite 3 vaulting over telson; telson normal; mandibular molar 

 absent or present, palp 3-articulate. Species: 2, tropics to antiboreal, 

 E. Hemisphere, littoral. 



Hoplopheonoides Shoemaker 



Hoplopheonoides Shoemaker, 1956a. 



Type-species: H. ohesa Shoemaker, 1956a (monotypy). 



Article 2 only of pereopod 5 expanded, of pereopods 3-4 slender and 

 linear (Hoplopleon) ; gnathopod 2 subchelate, tending to be chelate; 

 uropod 2 long; urosomite 1 elongate, dorsally keeled; urosomite 3 not 

 vaulting over telson; telson normal; mandibular molar well developed, 

 triturative, palp absent; palp of maxilla 1 uniarticulate (Hoplopleon) . 

 Species: 1, Florida, littoral. Hoplopleon similis Schellenberg is inter- 

 mediate between this and the next genus. 



285-135 O - 69 - 10 



