314 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



tubercle. Three double tubercles are also found at the base of the 

 terminal seg-nient. The inner l)ranch of the uropoda is affixed to the 

 sides of the abdomen and extends two-thirds of its length; it is 

 triangularly pointed at its extremit3^ The outer ])ranch is long and 

 slender, almost c\dindrical in shape, smooth, somewhat incurved, and 

 extends much beyond the tip of the terminal segment. 



The legs, all ambulatory, are slender with dactvlus uniunguiculate. 



Specimens were dredged oli' Catalina Island, California. 



Ty-pe.—i^at. No. 225T6, U.S.N.M. 



These specimens differ from CiUcyea caudatai^^y)^ in the presence 

 of six distinct eeth within the sinus of the terminal segment, while in 

 that species there are but four; in the greater development of the 

 spine at the base of the sinus, and in the median double tubercle at 

 the base of the terminal segment. 



This species is named in honor of Dr. Theodore Gill, the distin- 

 guished icthyologist. 



CILIC^A CAUDATA (Say). 



'Na'sa caudata Say, Jour. Acad. Nat. Sci. Phila., I, 1818, p. 482. — Milne 



Edwards, Hist. Nat. Crust., Ill, 1840, p. 219. 

 Cymodocea caudata Ives, Proc. Acad. Nat. Sci. Phila., 1891, j). 188, pL vi, figs. 



11-14. 

 Oymodocea be.rmudensis Ives, Proc. Acad. Nat. Sci. Pliila., 1891, p. 194. 

 Ciliciea caudata Richardson, Proc. U. S. Nat. Mas., XXI, p. 841 (foot-note); 

 Ann. Mag. Nat. Hist., (7), IV, 1899, p. 186 (foot-note); Proc. U. S. Nat. 

 Mus., XXIII, 1901, p. 536. 

 Di/namciie f>ermudenxls RiciiARUi^ON, Proc. U. S. Nat. Mus., XXIII, 1901, p. 534; 



Trans. Conn. Acad. Sci. XI, 1902, p. 

 291. 

 Clliciin caudata Richardson, Ti-ans. Conn. 

 Acad. Sci., XI, 1902, p. 291.— Moore, 

 Bull. U. S. Commissioner of Fish and 

 Fisheries, XX, Pt. 2, 1902, p. 172, pi. 

 X, figs. 5-8. 



.Localities. — Egg Harbor, New Jer- 

 sey; Beaufort, North Carolina; No 

 Name Key, Florida; between Salt 

 Pond Key and Stock Island; Key West; 

 Puntarassa; Sugarloaf Key; northwest 

 end St. Martins Reef; Sarasota Bav, 

 Florida; Cedar Keys, Florida; off' Pro- 

 greso and Cape Catoche, Yucatan; 



Bermudas, at Harrington Sound, Castle Harbor, and the Flatts; 



Mayaguez, Boqueron Bay, Puerto Real, Arroyo, and Fajardo, Porto 



Rica; the Bahamas. 

 Depth. — Found on the surface; also at a depth of 1-12 feet; 25 fms. 



Among algw and grass below low tide; from coral reefs. 



Fig. 343. — Cilic.ea caudata (.\ktek 

 Ives), a, Lateral view, x 4. &, Dor- 

 sal VIEW. X 4. 



