64 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



Anthura polita STIMPSON, Proc. Acad. Nat. Sci7, Phila., VII, 1856, p. 393. 

 Anthura carinata SCHICEDTE, Naturh. Tidsskr. (3), X, 1875-76, p. 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 SCHKEDTE, Ann. Mag. Nat. Hist. (4), XVIII, 1876, p. 253. 



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

 Anthura polita HARGER, 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. 

 Cyathura 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. in, figs. 4-19. 

 Cyathura carinata RICHARDSON, American Naturalist, XXXIV, 1900, p. 215; 



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



Localities. Norfolk, Virginia; Great Egg Harbor, New Jersey; Long 

 Island Sound; Noank Harbor, Connecticut; off Block Island; East 



Providence, Rhode Island; Vineyard 

 Sound; Gloucester, Massachusetts; 

 Greenland; Denmark; Kielerbucht, 

 Germany (Karl Moebius). 



Depth. Surface to 19 fathoms, 

 in shells and mud, eel-grass and algae, 

 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 antennae have the 

 first 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 antennae 

 extend to the end of the fourth arti- 

 cle of the second antennae. The 

 second pair of antennae have the 

 basal article short; the second article 



is about twice as long as the first; the third article is half as long as 

 the second; the fourth is a little shorter than the third; the fifth is one 

 and a half times longer than the fourth; the sixth or flagellar article is 

 very short and is about half as long as the fifth. The second antennae 



FIG. 47. CYATHURA CARINATA (AFTER 

 HARGER). a, FIRST ANTENNA, x 10. 6, 

 SECOND ANTENNA, x 10. c, FIRST LEG. x 

 8. d, THIRD LEG. x 8. e, FIRST PLEOPOD. 

 x 8. /, SECOND PLEOPOD OF MALE, x 8. 

 g, LATERAL VIEW OF ABDOMEN, x 6. 



