256 BULLETIN 152, UNITED STATES NATIONAL MUSEUM 



Porto Rico; 1899; Fish Hawk: Off Vieques Island; North Cabras 

 Island, NE. % E., 10% miles; 12 fathoms; Co.; temp. 27° C; station 

 6094 (166); 1 young (24298). Ensenada Honda, Culebra; February 

 11; 1 female (24299). 



Barbados; 1918; Barbados-Antigua Expedition, State University 

 of Iowa: 1 male (Mus. S.U.I. ). Shoal Bank; 20-40 fathoms; sponge 

 bottom; station 101; 1 male (57986). Shoal Bank, about 3 miles 

 W. of Needham Point; 20-40 fathoms; bottom rough; June 12; 

 station 96; 1 male (Mus. S.U.I. ). 



Spanish Water, Curagao, Venezuela; in Porites furcata; 1920; C. J. 

 van der Horst; 1 female (Amsterdam Mus.). 



Off Aspinwall [Colon], Panama; lat. 9° 32' 20" N., long. 79° 54' 

 45" W.; 34 fathoms; Co.; temperature 78.5° F.; April 2, 1884; sta- 

 tion 2147, Albatross; 1 male (7803), holotype. 



Other records. — Salt Island, Virgin Islands, 40 fathoms (Odhner), 

 and St. Bartholomew, 10-16 fathoms (Odhner). 



ACTAEA ANGUSTA Rathbun 



Plate 104, Figures 7 and 8 



Adaea angusta Rathbun, Proc. U. S. Nat. Mus., vol. 21, 1898, p. 582, pi. 42, 

 fig. 2 (type-locality, off Hood Island, Galapagos Islands, 20 fathoms; type, 

 Cat. No. 21578, U.S.N.M.). 



Diagnosis. — Carapace narrow, posteriorly areolated; lateral lobes 



dentiform; granulation on 

 chelipeds coarser than on 

 carapace; fingers rough. 



Description. — Carapace 

 narrow, slightly convex, are- 

 olate on posterior as well as 

 anterior half; areoles gran- 

 ulate. Metagastric and car- 

 diac regions very broad. 

 Front slightly deflexed, mar- 

 gin visible in dorsal view, its 

 lobes oblique, nearly straight; 

 a broad median V. Lateral 

 lobes four (besides the orbit- 

 al), dentiform, first very short, second twice as long, third much 

 the longest. Inner suborbital lobe rounded, prominent. Chehpeds 

 covered with large sharp granules, carpus deeply grooved, granules of 

 hands in longitudinal rows, fingers deeply channeled, intervening 

 ridges granulate on proximal half. 



Measurements. — Female holotype, length of carapace 4.3, width 

 5.8 mm. 



Figure 42.— Actaea angusta, female, holottpe, cara- 

 pace 6 MM. wide, dorsal VIEW 



