MARINE GAMMARIDEAN AMPHIPODA 441 



Mandibular incisor not toothed; palp of maxilla 1 biarticulate ; 

 outer plate of maxilla 2 not geniculate nor gaping; palp article 2 of 

 maxilliped not produced; article 2 of pereopod 3 slender, of pereopods 

 4-5 broad; telson entire. Species: 6, cosmopolitan, bathy-abysso- 

 pelagic. 



Andaniopsis Sars 



Andaniopsis Sars, 1895. — Stebbing, 1906. 



Type-species: Andania nordlandica Boeck, 1871 (monotypy). See 

 Sars, 1895. 



Mandibular incisor toothed; palp of maxilla 1 uniarticluate ; outer 

 plate of maxilla 2 not geniculate nor gaping; inner plate of maxilliped 

 reaching distal end of palp article 1 (Andaniella) , palp article 2 not 

 produced; article 2 of pereopods 3-4 slender, of article 5 broad; telson 

 entire. Species: 1, boreal N. Atlantic, littoral. 



Andaniotes Stebbing. new synonymy 



Andaniotes Stebbing, 1897; 1906. 

 Metandania Stephensen, 1925a. 



Type-species: Anonyx corpulentus Thomson, 1882 (monotypy). 

 See Stebbing, 1888 (as Andania abyssorum) . 



Mandibular incisor not toothed; palp of maxilla 1 uniarticulate; 

 outer plate of maxilla 2 not geniculate nor gaping; palp article 2 of 

 maxilliped not produced; article 2 of pereopod 3 slender, of pereopods 

 4-5 broad; telson cleft one third; flagellar article 1 of antenna 1 equal to 

 or shorter than peduncle; peduncular article 5 of antenna 2 equal to or 

 shorter than article 4; pleonite 6 longer than peduncle of uropod 3 {Eu- 

 andania). Species: 4, antarctic, N. Atlantic, littoral to bathyal. 



Bathystegocephalus Schellenberg 



Bathystegocephalus Schellenberg, 1926b. 



Type-species: Stegocephalus globosus Wslker, 1909 (monotypy). 



Mandibular incisor toothed; palp of maxilla 1 uniarticulate; outer 

 plate of maxilla 2 absent; palp article 2 of maxilliped not produced; 

 article 2 of pereopods 3-4 slender, of pereopod 5 broad; telson cleft 

 one third. Species: 1, Indo-Pacific, S. Atlantic, bathypelagic. 



Euandania Stebbing 



Euandania Stebbing, 1899d; 1906. 



Type-species: Andania gigantea Stebbing, 1888 (original designa- 

 tion) . 



