THE GKAPSOID CRABS OP AMEEICA. 65 



E'. Carapace widest either in front of or behind middle. 



F\ Carapace widest behind middle ostreum, p. GO. 



F*. Carapace widest in front of middle. 



G'. Of small size and nearly naked, covered everywhere with small, 



persistent, dark spots serrei, p. 84. 



G\ Of good size, immaculate; chelipeds, legs and under surface 

 pubescent; margins of merus joints of legs bearded. 



harbatus, p. 88. 



A^ Carapace as long as, or longer than, wide. 



B\ Postlateral portion of branchial region inclined abruptly in a steep plane, 

 oblique to dorsal surface of carapace, in which it forms a reentering 



angle. 

 C\ Cheliped much wider at distal end than elsewhere. Terminal segment 



of abdomen transversely oblong orctitU, p. 98, 



C'. Cheliped swollen in middle, not much if any wider at distal end than 

 at middle. 

 ■D\ Carapace deeply areolated. Manus longitudinally ridged. Terminal 

 segment of abdomen subrectangular with rounded tip. 



shoemaJceri, p. 95. 

 ■D\ Carapace moderately areolated. :Manus scarcely ridged. Terminal 

 segment of abdomen equilaterally triangular, blunt-pointed. 



taijlori, p. 97. 

 B". Branchial region gradually inclined downward toward margin. Cara- 

 pace with 4 large, persistent, white spots macw/ft/ws, p. 74. 



A'. Males not known hohnesi. p. QS; 



geddesi, p. 69; polilus, p. 71; angclicus, p. 72; Uthodomi, p. 73; puget- 

 tensis, p. 82; nvdiis, p. 83; puhescens, p. 87; stromhi, p. 90; silvcstrii,^ 

 p. m;reticulatus, p. 93; moseri, p. 94; guerini, p. 101; hirtimanus, p. 101.* 



LIST OF KNOWN MALES AND FEMALES OF THE AMERICAN SPECIES OF PINNOTHEKES. 



EAST COAST SPECIES. 



ostreum Say Salem, Massachusetts, to Micco, Flor- 

 ida; Guadeloupe $ 2 



geddesi Miers Vera Cruz ; Cuba ; Porto Rico 2 



maculatus Say Cape Cod to Texas; Jamaica; St. 



Thomas $ $ 



depress^ls Say New Jersey to Cuba $ 



serrei Rathbun Cuba; Jamaica; Porto Rico $ 9 



barbatus Desbonne St. Thomas ; Guadeloupe $ 9 



stro)nbi Rathbun West Florida 2 



moseri, new species West Florida; Jamaica 2 



slioemakeri, new species—West Florida ; St. Thomas $ 2 



hcmphiUi, new species West Florida $ 



g'uerini M. Edwards Cuba; Porto Rico 2 



hirtitnanus M. Edwards — Cuba 2 



^ Pinnotheres g^ohosum Jacquinot (Voy. au Pole Sud snr VAstrolabe et In ZfUc, 

 Zool vol 3 1843 (?). p. 58; atlas, pi. 5, flg. 21), type-locality, Singapore, is recorded 

 by c'ano (Boll. Soc. Nat. Napoll, ser. 1, vol. 3, 1889. pp. 98 and 247) as occurring at 

 Porto Lagunas, Patagonia. As no description of the American specimen is given, its 

 identity with P. glohosum needs confirmation. 

 65863—17 5 



