64 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



Antlmra polita Stimpson, Proc. Acad. Nat. Sci., Phila., VII, 1856, p. 393. 

 Anthura carinata Schicedte, Naturh. Tidsskr. (3), X, 1875-76, ]>. 211, pi. iv, 



figs. 1-14. 

 Anthura brunnea Harger, with Verrill, Report U. S. Commissioner of Fish 



and Fisheries, Pt. 1, 1873, p. 572 (278); p. 426 (132). 

 Anthura carinata Schiqedte, Ann. Mag. Nat. Hist. (4), XVIII, 1876, p. 253. — 



Meinert, Naturh. Tidsskr. (3), XI, 1877, p. 77. 

 Anthura polita Harcjer, Proc. U. S. Nat. Mus., II, 1879, p. 162; Report U. S. 



Commissioner of Fish and Fisheries, Pt. 6, 1880, pp. 398-402, pi. xi, figs. 



68-69. 

 Anthura carinata Meinert, Naturh. Tidsskr. (3), XII, 1880, p. 470. 

 Cyatlmra carinata Norman and Stebbing, Trans. Zool. Soc. Lond., XII, 1886, Pt. 



4, pp. 124-125. 

 Anthura carinata. Kuhlgatz, Wissenchaftliche Meeresuntersuchunger, III, 1898, 



pp. 148-149, pi. HI, figs. 4-19. 

 Cijathura carinata Richardson, American Naturalist, XXXIV, 1900, p. 215; 



Proc. U. S. Nat. Mus., XXIII, 1901, p. 508., 



Loeolltie^. — Norfolk, Virginia 

 I^ilund Sound: Noank Harbor, 



Fig. 47. — Cyatht'ra carinata (.\fter 

 Harger). a, First antenna, x 10. h. 

 Second antenna, x 10. o, First leg. x 

 8. rf, Third leg. x 8. e, First pleopod. 

 x 8. /, Second pleopod of male, x 8. 

 g, Lateral view ok abdomen, x ti. 



is about twice as long- as the li 

 the second; the fourth is a little 

 and a half times longer than the 

 ver}' short and is about half as 1 



; Great Eg-g Harbor, New Jersey ; Long 

 Connecticut; oti' Block Island; East 

 Providence, Rhode Island; Vine_yard 

 Sound; Gloucester, Massachusetts; 

 Greenland; Denmark; Kielerljucht, 

 Germany (Karl Moebius). 



Depth. — Surface to 19i fathoms, 

 in shells and mud, eel-grass andalgre, 

 sand and stones. (Harger.) 



Body very narrow, elongate, a lit- 

 tle more than seven times longer 

 than wide, 2 mm. : 15 mm. 



Head a little wider than long, 1 

 mm. : 1^ mm., with the anterior mar- 

 gin excavate on either side of a small 

 median point. Eyes small, distinct. 

 The first pair of antenna? have the 

 lirst two articles about equal in 

 length; the third article is a little 

 shorter than the second; the fourth 

 or flagellar article is about half as 

 long as the third. The first antennt^ 

 extend to the end of the fourth arti- 

 cle of the second antenna?. The 

 second pair of antenna' have the 

 basal article short; the second article 

 rst; the third article is half as long as 

 shorter than the third; the fifth is one 

 fourth; the sixth or flagellar article is 

 ong as the fifth. The second antennte 



