150 PROCEEDINGS OF THE ACADEMY OF [1880. 



I have not seen this species ; it, however, appears to be very 

 near annuHpes. 



27. Gelasimus minor Owen. 



Gelasimus minor Owen, in Beechey's Voyage of the Blossom ; Ap- 

 pendix ; Crustacea, p. 76, PI. XXIV, f. 2 (1831). 



Oahu, Sandwich Is. (Owen). 



Tliis species is very near the annuHpes of Edwards, the only 

 difference being the larger teeth of the fingers of tlie cheliped. 



28. Gelasimus triangularis A. M.-Edw. 



Oelasimus triangularis A. M.-E<Jw., Nouv. Arch, du Mus., IX, p. 275, 



(1873). 



Is distinguished from ctdtrimanus, forcipafns, arcuatus, tetra- 

 gonon^ duiisiimieri, perj)lexus &i latreiUei by the carapax greatly 

 larger in front and smaller behind ; the lateral angles are spini- 

 form and directed strongly forward, the front between the eyes is 

 large and rounded. Larger cheliped externall}^ smooth, palmar 

 portion long and proximally inflated. Inner surface with a gran- 

 ular ridge, inner margin of fingers dentate, finger a little longer 

 than the thumb. This species is allied to G. winor by the form 

 of the hand, but is distinguished by the more triangular carapax 



(A. M.-E.). 



New Caledonia (A. M.-Edw,). 



29. Gelasimus gaimardi Edw. PI. x, f. 23. 



Gelasirmis gaimardi Edw., Ann. Sci. Nat. Ill, xviii. lijO, PI. IV, f. 17, 

 (1852) ; Heller Reise Novara, Crust., p. 38 (1867). 



Very near annuHpes, but having the front more prolonged and 

 more rounded below and the external [internal ?] crest of the hand 

 obtuse and not denticulate, resembling that of G. Jatreillei (Edw). 



Tongatabou (Edw.) ; Tahiti (Heller). 



30. Gelasimus panamensis Stm, PI. x, f. 24. 



Gelasimus pan amensis Stm., Ann. Lye, VII, p. 63 (I860); Smith, 

 Trans, Conn. Acad., II, 137, PI. IV, f. 5 (1870), 



Carapax depressed. Anterior and inferior margins of the meros 



of the larger cheliped crenulated, posterior rounded. Carpus very 



short, smooth • hand smooth externally and internally, fingers 



regularly tapering. 



Gulf of Fonseca! McNiel (Peab. Acad.). 



31. Gelasimus pugillator. 



Ocypoda pugillator Bosc, Hist. Xat. Crust., Edit. I, i, p. 197, 1802-3, 

 (teste Auct.) Edit. II, i, p. 250(1828) ; Latr. Hist. Crust, et Ins. vi, 

 47 (1803-4\ Ocypoda pugillator (■pars.^, Sa.j, Jour. Phila. Acad. I, 



