452 BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



''Anterior iinir»^in of the cepbalou nearly straight; pereiou having- 

 the sides subparallel, the greatest width being at the sixth segment; 

 pleon liaving a doubh^. excavation on the posterior margin, the central 

 point not extending be^^ond the extremity of the sides. Superior 

 antenna? reaching to the extremity of the fourth segment of the infe- 

 rior; inferior anteniui? nearly two-thirds of the length of the animal. 

 Posterior pair of pleopoda as long as the posterior margin of the 

 pleon, terminating in two styliform rami, each of which is tipped with 

 a few short hairs. 



"This species was taken from a sponge dredged in about eight 

 fathoms of water in Esquimault Harbor. 



"The specific name is derived from the circumstance of the animal 

 having l^een found on the territory of the tribe of Wakish Indians." — 

 Spence Bate.'^' 



72. Genus CARPIAS Richardson. 



Head without rostrum; frontal margin straight. Both pairs of 

 antenna' multi-articulate; the second pair much longer than the body, 

 and with a scale-like appendage articulated to the peduncle. Uropoda 

 long, much longer than abdomen. 



The tirst pair of legs in the male are prehensile and remarkably 

 long, being one and two-thirds times the length of the body; they are 

 greatly enlarged distally, forming a broad club-like hand armed with 

 triangular processes, to which is articulated a movable linger, the 

 propodus, likewise armed with triangular processes. 



The ambulatory legs are simple, bi-unguiculate, and are of nonnal 

 structure. 



CARPIAS BERMUDENSIS Richardson. 



Carpias bermudensls Richardson, Trans. Conn. Acad. Sciences, XI, 1902, pp. 

 294-295, pi. XL, fig. 41 ; pi. xxxix, figs. 42-45. 



Locality. — Bermudas. 



Surface of body smooth. Color yellow, with arborescent markings 

 of black. 



Head narrower than tii'st thoracic segment, with lateral margins 

 rounded, entire. Frontal margin straight, antero-lateral angles not 

 produced, rounded. Kyes large, with many ocelli, and situated on 

 the lateral margins of the head. 



The fii'st pair of antennte have the basal segment of the peduncle 

 enlarged, the next two segments successively narrower, all al)out equal 

 in length; the tlagellum is nudti-articulate, composed of about four- 

 teen joints. The second })air of antenna' have a scale-like appendage 

 outside of the third joint; the fifth and sixth joints are long, the sixth 



"Lord's Naturalist in British Columbia, II, 1886, p. 282. 



