1880. J NATURAL SCIENCES OF PHILADELPHIA. 221 



C. punctatus Milne-Edwards. 



Cyclograpsui punctatus Edw., Hist. Nat. Crust., ii, p. 78 (1837). 



Gnathochasmus barbatus McLeay, in Smith, Zool. S. Africa, p. 65 



(1838). 



Sesarma barbata Krauss, Svid Af. Crust., p. 45, PI. Ill, f. 3 (1843). 



Cyclograpsus audouinii, lavauxit, whitei, granulosus et reynaudi Edw., 

 Ann. Sci. Nat. Ill, xx, p. 197 (1853). 



Cyclograpsus Imvis Hess, Archiv fiir Naturj^escliicbte, xxxi, p. 152 



(1865). 



Oarapax smooth or slightl}' granulate ; sides arcuate in front, 

 straight behind. Front broad, nearly straight. Orbits externally 

 broadl}- emarginate, the emarginatiou continuing backward as a 

 groove for some distance. Hands externallj' smooth, internally 

 with a prominent longitudinal ridge. Male abdomen triangular, 

 regularly tai^ering from the third to the sixth joints, the seventh 

 much narrower than the sixth. 



Neio Zealand! (Guerin); Australia! (E. Wilson and Wiikes' Ex- 

 pedition!; Cape of Good Hope, Madras, Java (Heller) ; New 

 Guinea (Edw.). 



C. granulatus Dana. 



Cyclograpsus granulatus Dana, Proc. Acad. Nat. Sci. Phila., 1851, p. 

 251 ; U. S. Ex. Exp. Crust., p. 361, PL XXIII, f. 4 ^1852). 



Sandwich Is. (Dana). 

 C. cinereus Dana. 



Cyclograpsus cinereus Dana, Proc. Acad. (1851), p. 251 ; U. S. Ex. 



Exp. Crust., p. 360, PI. XXIII, f. 3 (1852*. 

 Cyclograpsus eydouxiY^dvf., Ann. Sci. Nat., Ill, xx, p. 198 (1853^ 



Valparaiso and Sandwich Is. (Dana). 

 C. longipes Stimpson. 



Cyclograpsus longipes Stimpson, Proc. Acad. Nat. Sci. Phila. (1858), 

 p. 105. 



Bo7iin Is. (Stimpson'. 

 C. integer Milne-Edward?. 



Cyclograpsui integer Edw., Hist. Nat. Crust., ii, p. 79 (1837). 



Florida! (A. S. Packard, Jr., Peab. Acad.); Brazil (Edw.). 



Genus CHASMAGNATHUS DeHaan, 1835. [Paraijrapsns Edw.). 



Carapax convex, sides arcuate, dentate, front curved down- 

 ward Antenna not excluded fi'om the orbit. Meros of external 

 maxillipeds longer than broad, widest distall}-, its anterior border 

 slightly excavate, the palpus medially articulated. 



