304 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 64 



Descriptions of genera and species — Continued. page 



Bathyuriscus bclus, new species (pi. 50, figs. 2, 2a- d) . . 339 

 Bathyuriscus ? bithus, new species (pi. 47, figs. 4, 4a) . . 340 



Bathyuriscus haydeni (Meek) (pi. 46, figs. 2, 2a-b) 341 



Bathyuriscus hoivelli Walcott (pi. 47, figs, i, la-b) 343 



Bathyuriscus maiichuriensis Walcott (pi. 49, figs. 4, 



4a-c) 344 



Bathyuriscus oriiaius Walcott (pi. 46, figs. 4, ^a-b) .... 346 

 Bathyuriscus rotundatus (Rominger) (pi. 47, figs. 2, 



2a-b) 346 



Bathyuriscus stoliczkai Reed 347 



Bathyuriscus, species undetermined (i) (pi. 49, figs. 3, 



3a) 348 



Bathyuriscus .?, species undetermined (2) (pi. 65, fig. 5) 348 



Poliella, new subgenus 349 



Bathyuriscus {Poliella) anteros, new species (pi. 46, 



fig. 5) 349 



Bathyuriscus (Poliella) bolus, new species (pi. 49, figs. 



I, la-g) 350 



Bathyuriscus (Poliella) caranus, new species (pi. 46, 



fig. 8) 350 



Bathyuriscus (Poliella) occidcntalis (Matthew) (pi. 



46, fig. 3) 351 



Bathyuriscus (Poliella) powersi, new species (pi. 46, 



fig. I.) 351 



Bathyuriscus (Poliella) primus (Walcott) (p. 46, figs. 



6, 6a-d) 352 



Bathyuriscus (Poliella) probus, new species (pi. 65, 



figs. 2, 2a) 354 



Bathyuriscus (Poliella) sylla, new species (pi. 48, figs. 



3- 3a-/) 354 



Bathyuriscus (Poliella), species undetermined (i) (pi. 



46, fig. 7) 355 



Dolichometopus Angelin 355 



Dolichometopus acadicus Matthew (pi. 53, figs, i, \a-c) 360 

 Dolichometopus (?) alceste Walcott (pi. 54, figs. 3, 30-6) 361 

 Dolichometopus baton, new species (pi. 51, figs. 2, 2a-b) 2i^2 

 Dolichometopus ? bessus, new species (pi. 51, figs. 3, 



3a-c) 362 



Dolichometopus bion, new species (pi. 52, figs. 2, 2a-c) 363 

 Dolichometopus boccar, new species (pi. 52, figs, i, ifl-/) 363 

 Dolichotnetopus (?) d^ow Walcott (pi. 54, figs, i, \a-m, 



2) 365 



Dolichometopus (?) derceto Walcott (pi. 54, figs. 4, 4a) 367 

 Dolichometopus (?) dirce Walcott (pi. 54, figs. 5, ^a-b) 368 

 Dolichometopus ? expansus (Walcott) (pi. 53, figs. 5, 



5a) 368 



Dolichometopus productus (Hall and Whitfield) (pi. 



53, figs. 2, 2a-e, 3, 3a-b, 4, 4a) 369 



Dolichometopus suecicus Angelin (pi. 50, figs. 3, 3a-b, 



4, 4a) 372 



