THE GRAPSOID CRABS OF AMERICA. 293 



SESARMA (SESARMA) CURACAOENSE de Man. 

 MANGROVE CRAB. 



Plate 78, figs. 1 and 2; plate 160, fig. 3. 



Sesarma curacaoensis DE MAN, Notes Leyden Mus., vol. 14, 1892, p. 257, 

 pi. 10, figs. 6, 60, 6& (type-locality, Curagao; type in Leyden Mus.). 



Diagnosis. Small and broad, almost smooth. Spines on movable 

 finger confined to basal half or three-fifths. Legs tomentose. 



Description. A small species, resembling S. reticulatum in shape. 

 Carapace four-fifths as long as wide, nearly smooth, regions slightly 

 indicated, punctate, with scattered patches of tomentum. Supra- 

 frontal lobes almost obsolete. Front oblique, lower margin bilobed 

 in dorsal view, convex in front view. Side tooth well marked, obtuse. 

 Outer surface of arm and wrist rugose; upper margin of arm 

 bluntly angled near the distal end, inner margin tuberculose,. outer 

 margin finely granulate. Palm higher than its 

 middle length, outer surface coarsely punctate, 

 upper margin a line of fine granules, inner sur- 

 face with tubercles on distal end, scattered gran- 

 ules elsewhere. Upper surface of dactylus with 

 7 to 9 depressed spinules. Fingers subconical. 



Third leg a little more than twice as long as 

 carapace, its merus two and one-fourth times as 



FIG. 147. SESARMA . , ,, , , 



(SBSARMA) CURA- long as wide. Meral spine sharp; last three 

 CAOENSE, LEFT Ap- joints clothed with a thick tomentum. with 



PENDAGE OF FIRST , . , 



SEGMENT OF MALE longer hairs interspersed. 



ABDOMEN (17678), Measurements. Male (17678), length of cara- 



LOWERVIEW, X 4i. 1,-, - -Jil f -i~i 



pace 12.2, width of same 15.1 mm. 



Habitat. Under fallen leaves and other rubbish among man- 

 grove roots. Very sluggish in its movements. (Jarvis.) 



Range. Cuba; Jamaica; Porto Rico; Curagao; Bahia, Brazil. 



Material examined. 



Cabanas, Cuba; June 2, 1900; Win. Palmer and J. H. Riley; 1 

 male (23814). 



Montego Bay, Jamaica; P. W. Jarvis; 1 male, 1 female (19422). 



Old Harbor, Jamaica; P. W. Jarvis; 1 male (19423). 



Jamaica; T. H. Morgan; 1 female (soft shell) (19419). 



Bogue Islands, Jamaica; June 20. 1910; C. B. Wilson; 1 male 

 (42890). 



Porto Rico; 1899; Fish Hawk; 1 male (24033). 



Curagao; Feb. 10-18, 1884; Albatross; 4 males. 2 females, 3 y. 

 (17678). 



Mapelle, Bay of Bahia, Brazil ; 1876-1877 ; R. Rathbun ; 1 female 

 ovig. (40823). 



