480 BULLETIN 129^ UNITED STATES NATIONAL MUSEUM 



long, slender, acute, slightly divergent, and connected at base by a 

 thin lamina. Anterior spine of basal antennal joint minute. Orbital 

 tubes moderately protuberant, their anterior and posterior angles 

 rounded. 



Measurements. — Male (43012), length of carapace 21, length of 

 horn 8, width of carapace between tips of posterolateral spines 12.8 

 mm. Female (9365) , length of carapace 28, length of horn 9, width of 

 carapace between tips of postero-lateral spines 23.2 mm. Male 

 (Schramm), length of carapace 36, width 29 mm. 



i?an|7e.— Key West, Florida; Bahamas; West Indies and Caribbean 

 Sea. Shallow water. 



Material examined. — 



Key West, Florida; 1885; H. Hemphill; 1 female (9365). 



Off Little Cat Island, Bahamas, on the submerged bank connecting 

 it with Eleuthera; 3 to 13 fathoms; 1893; station 68, State Univ. 

 Iowa Exped.; 1 male (Mus. S. U. I.). 



Reef Lavesos Italienos, opposite Cayo Lavesos, Cuba; June 2<f 

 1914; Henderson and Bartsch, Tomas Barrera Exped.; 1 female 

 (48677), with Rhizocephalid parasite. 



Montego Bay, Jamaica; 1910; E. A. Andrews: Dredged off 

 Montego Bay Point; June 25; 1 female, with Rhizocephalid parasite 

 (43013); June 28; 1 male (43024). Bathing beach; July 19; 1 male 

 (43012). 



Port Antonio, Jamaica; specimens identified for the Institute of 

 Jamaica, Kingston. 



Porto Rico; 1899; U. S. Fish Commission: February 1; Playa de 

 Ponce Reef; 1 young (24115). February 9; Ensenada Honda, Culebra ; 

 2 females (24093). February 11; Culebra; 1 male (24119). 



St. Croix; specimens in Copenhagen Mus. 



St. Thomas; 1884; Albatross; 1 male (16182). 



Guadeloupe; Saussure; specimens in Geneva Mus. 



Curasao: Caracas Bay; encrusted with algae; April 19, 1920; 

 C. J. van der Horst; 1 male (Mus. Amsterdam). 



Old Providence, Caribbean Sea; 1884; Albatross; 1 young (9136). 



MACROCOELOMA SUBPARALLELUM (Stimpson) 



Plate 172 



Pericera subparallela Stimpson, Ann. Lye. Nat. Hist. New York, vol. 7, 

 1860, p. 182 (type-localitj', St. Thomas; cot.ypes, Cat. Nos. 1227 and 

 1243, M. C. Z.).— A. Milne Edwards, Crust. Reg. Mex., 1873, p. 54, 

 pi. 13, fig. 3. 



Pericera vilpini Desbonne and Schramm, Crust, de la Guadeloupe, 1867, 

 p. 12, pi. 5, figs. 14 and 15 (type-locality, les cdtes rocheuses de la Guade- 

 loupe; trouvi au Moule; type perhaps not extant). 



Macrocoeloma subparallela Miers, Challenger Rept., Zool., vol. 17, 1886, 

 p. 79. 



