396 U.S. NATIONAL MUSEUM BULLETIN 271 



Metepimeria Schellenberg 



Metepimeria Schellenberg, 1931. 



Type-species: M. acanthurus Schellenberg, 1931 (monotypy). 



Accessory flagellum absent; mandibular molar large, ridged; 

 lower lip lacking inner lobes; maxillipedal palp 3-articulate ; gnatho- 

 pods simple; telson deeply notched. Species: 1, antiboreal, Uttoral. 



Paramphithoe Bruzelius 



Acanthosoma Ross, 1835 (homonym, Hemiptera). 

 Paramphithoe Bruzelius, 1859. — Stebbing, 1906. 

 Acanthozone Boeck, 1871. 



Type-species: Acanthosoma hystrix Ross, 1835 (selected by Bate, 

 1862, p. 377!; possible synonym of Oniscus cuspidatus Lepechin, 

 1780, fide Gurjanova, 1951; et al). 



Accessory flagellum absent; mandibular molar large, ridged; 

 lower Hp lacking inner lobes; maxillipedal palp 4-articulate; gnatho- 

 pods subchelate, article 5 shorter than article 6 {Actinacanthus) ; telson 

 truncate. Species : 4, arctic, littoral to bathyal. 



Parepimeria Chevreux 



Parepimeria Chevreux 1911c; 1912a; 1912b. 



Type-species: P. crenulata Chevreux, 1912a; 1912b (designated 

 by Chevreux, 1912a). 



Accessory flagellum 1-articulate; mandibular molar large, ridged; 

 lower lip with inner lobes; maxillipedal palp 3-articulate (or 4-articu- 

 late: K. H. Barnard, 1932); gnathopods simple, articles 5 and 6 

 slightly elongate; telson entire. Species: 3, antarctic, littoral to 

 bathyal. 



Pseudepimeria Chevreux 



Pseudepimeria Chevreux, 1912a; 1912b. 



Type-species: P. grandirostris Chevreux, 1912a (original designa- 

 tion); 1912b. 



Accessory flagellum 1-articulate; mandibular molar large, ridged; 

 lower lip lacking inner lobes; maxillipedal palp 4-articulate; gnatho- 

 pods simple, dactyl stout, spinose (Epimeria); telson cleft; coxae ^-5 

 together forming a crescentic curve below (combining character) . Species : 

 1, antarctic, bathyal. 



