422 BULLETIN 97, UNITED STATES NATIONAL MUSEUM. 



Parahyba River, Brazil; mangroves; June 21, 1899; Branner- 

 Agassiz Exped. ; 1 male (25701). 



Pernambuco, Brazil; 1876-1877; R. Rathbun; 14 males, 3 females 

 (40617). 



? Pernambuco, Brazil ; 1876-1877 ; R. Rathbun ; 12 males, 7 females 

 (40618). 



Bahia, Brazil; sea shore; May, 1915; J. N. Rose; 3 males, 3 females 

 (48297). 



Plataforma, Bahia, Brazil; 1876-1877; R. Rathbun: 17 males, 9 

 females (40615-40616). 



Porto Seguro, Brazil; Thayer Exped.; 3 males, 1 female (22189). 



Rio de Janeiro, Brazil; Dr. Naegeli; 1 male, 1 female (22317). 



Maruim, Brazil; Sept. 9, 1863; Hygom, collector; 4 males (22318) ; 

 many specimens in Copenhagen Mus., labeled " G. Hygomi Ltk." 



S. Sebastiao, Sao Paulo, Brazil; 1896; Bisego, collector; 1 male 

 (47850). 



Santos, Brazil; 2 specimens (Copenhagen Mus.). 



UCA LATIMANUS (Rathbun). 



Plate 157. 



Gelasimus stenodactylus ? LOCKINGTON, Proc. California Acad. Sci., vol. 7, 



1876 (1877), p. 148 [4]. 

 Gelasimus latimanus RATHBUN, Proc. U. S. Nat. Mus., vol. 16, 1893, p. 245 



(type-locality, La Paz; type, Cat. No. 17500, U.S.N.M.). 

 Vca latimana NOBILI, Boll. Mus. Zool. Anat. comp. R. Univ. Torino, vol. 16, 



1901, No. 415, p. 52. 



Diagnosis. Inner surface of palm granulate and without oblique 

 ridge. Fingers shorter than palm. Third to sixth abdominal seg- 

 ments in male fused. Carapace subcylindrical. 



Description. A small, subcylindrical species. Carapace moder- 

 ately narrowed behind; surface finely granulate, depressions well 

 marked. Front nearly one-third width of carapace, its anterior 

 border slightly curved. Upper margin of orbit slightly oblique, 

 sinuous. Eyebrow deepest at its middle. Antero-lateral angles acute 

 and prominent, projecting forward. Carapace widest behind those 

 angles, the anterior part of the side margins being concave or 

 straight. 



Large cheliped of male short and stout. Merus shorter than cara- 

 pace, its lower margin sharply , serrulate, outer surface granulate- 

 rugose. Carpus granulate. Palm not much longer than broad, 

 coarsely granulate, as is also the upper surface of the dactylus and 

 lower surface of pollex. Fingers broad and flat, two-thirds as long 

 as palm, regularly tapering, slightly curved, blunt tipped, granu- 



