1880.] NATURAL SCIENCES OF PHILADELPHIA. 215 



S. dusumieri Milne-Edwards (= S. bidens). 



Sesarma dus^wiieri "Ed-w., Ann. Sci. Nat., Ill, xx, p. 185 (1853). 



Bombay (Edw.). 

 S. elegans Herklots. 



Sesarma elegans Herklots, Addit. ad Fauuam Afric. Occident., p. 10, 



PI. I, f. 10 (1851). 



Boutry, West Africa (Herklots). 

 S. elongata A. Milne-Edward?. 



Sesarma elongatum A. M.-Edw, Bulletin, 1. c, p. 30 (1869). 



Madagascar (A. M.-Edw). 

 S. erythrodactyla Hess. 



Sesarma erythrodactyla Hess, Arch, fiir Naturges., xxxi, p. 151, PI. VI, 



f. 10 (1865). 



Sydney, Australia (Hess). 

 S, eydouxi Milne-Edwards. 



Sesarma eydouxi Edw., Ann. Sci. Nat., Ill, xx, p. 184 (1853). 



Cochin China (Edw.); Madras (Heller). 

 S. fascicularis Hilgendorf ex Herbst, 



Cancer fascicularis Herbst, Krabben nnd Krebse, PI. XLVH, f. 5 



(1795). 

 Sesarma mederl'E.dyv,, Ann. Sci. Nat., Ill, xx, p. 185 (1853) teste Hil- 

 gendorf. 



Batavia (Edw.). 

 S. frontale A. Milne-Edwards. 



Sesarma frontale A. M.-Edw., Bulletin, 1. c, p. 27 (1869). 



Madagascar (A. M.-Edw.). 

 S. germani A. Milne-Edwards. 



Sesarma germani K. M.-Edw,, Bulletin, 1. c, p. 28 (1869). 



Poulo Condore. 

 S. gracilipes A. Milne-Edwards. 



Sesarma inipressa jiin. Homb. et Jacq., Voy. Ast. et Zelee, Crust., PI. 



VI. f. 5. 



Sesarma gracilipes Edw., Ann. Sci Nat., Ill, xx, p. 182 (1853). 



Vaoa (Edw.); Nicobars (Heller). 

 S. guerini Milne-Edwards. 



Sesarma guerini Edw., Ann. Sci. Nat., Ill, xx, p. 183 (1853). 



Locality unknown. 

 S. gattatum A.Milue-Edwards. 



Sesarma guttatum A. M.-Edw., Bulletin, 1. c, p. 26 (1869). 



Zanzibar (A. M.-Edw.). 

 S. haematocheir Kingsley e.\ De Haan. 



Orapsus {Pachysoma) hcematocJieir De Haan, op. cit. p. 67, PI. VII, 



f. 4 (1837). 

 Holometopus hamatocheir^ Edw., Ann. Sci. Nat., Ill, xx, p. 188 (1853). 



Japan (De Haan). 



^ M. Milne-Edwards has elevated this species to distinct generic rank on 

 what seem to me wholly inadequate characters. A similar proceeding 

 with other Sesarmm would result in the creation of nearly a dozen genera. 



