332 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxvi. 



UROPTYCHUS NITIDUS (A. Milne -Edwards). 



Diptych'usnitirlus A. Milne-Edwards, Bull. Mas. Comp. ZooL, VIII, 1880, p. 62.— 

 A. Milne-Edwards and Bouvier, Ann. des Sci. Nat., ZooL, (7), XVI, 1894, 

 p. 306; Mem. Mus. Comp. ZooL, XIX, 1897, p. 134, pi. xi, figs. 21, 22; pi. 

 XII, figs. 10-16. 

 Uroptychus nitidus Henderson, Challenger Report, Anomura, XXVII, 1888, p. 

 174, pi. XXI, fig. 6. 

 Blake station 137; depth, 625 fathoms; Frederickstadt. Station 

 227; depth, 273 fathoms. 



UROPTYCHUS NITIDUS var. CONCOLOR (Edwards & Bouvier). 



Diptychuf! nitidus var. concolor A. Milne-Edwards and Bouvier, Ann. des Sci. 

 Nat., ZooL, (7), XVI, 1894, p. 306; Result, des camp, scient. de I'Hirondelle 

 (supplement) et de la Princesse- Alice, Pt. XIII, p. 87, pi. i, fig. 2. — Edwards 

 and Bouvier, Exped. Sci. du Travailleur etdu Talisman, 1900, p. 360, pi. iv, 

 pi. xxxii, fig. 15-19. 



Uroptychus nitidus var. concolor M. Caulliery, Result, de la camp, du Caudan, II, 

 p. 393. 



UROPTYCHUS OCCIDENTALIS Faxon. 



Uroptychus nitidus occidcntalis Faxon, Bull. Mus. Comp. ZooL, XXIV, 1893, p. 



192; Mem. Mus. Comp. ZooL, XVIII, 1895, p. 101, pi. xxvi, figs. 1, la. 

 Diptychus nitidus var. occidentalis Milne-Edwards and Bouvier, Ann. des Sci. 



Nat., ZooL, (7), XVI, 1894, p. 306. 



Albatross, station 3384; depth, 458 fathoms; off Panama. 

 See Uroptychus occidentalis, Key, \). 292. 



UROPTYCHUS PARVULUS (Henderson). 



Diptychus par vulus Henderson, Ann. Mag. Nat. Hist., (5), XVI, 1885, p. 420. 

 Uroptychus par mdus Henderson, Challenger Report, XXVII, 1888, p. 177, pi. xxi, 

 fig. 3. 



Challenger station 310; Sarmiento Channel, Patagonia; depth, 400 

 fathoms. 



UROPTYCHUS POLITUS (Henderson). 



Diptychus politus Henderson, Ann. Mag. Nat. Hist., (5), XVI, 1885, p. 420. 

 Uroptychus poUtus Henderson, Challenger Report, Anoniura, XXVII, 1888, p. 178, 

 pi. VI, fig. 2. 



Challenger station 171, near the Kermadec Islands; depth, GOO 

 fathoms. 



UROPTYCHUS PRINCEPS, new species, see p. 296. 

 UROPTYCHUS PUBESCENS Faxon. 



Uroptychus pubescens Faxon, Bull. Mus. Comp. ZooL, XXIV, 1893, p. 192; Mem. 



Mus. Comp. ZooL, XVIII, 1895, p. 101, pi. xxvi, figs. 3, a, b. 

 Diptychus puhescens A. Milne-Edwards and Bouvier, Ann. Sci. Nat., ZooL, (7), 



XVI, 1894, p. 306. 



Albatross stations 3354, in 322 fathoms, and 3355, in 182 fathoms, 

 off Panama. 



