120 CARCmOLOGICAL NOTES ; 



Alpheus crassimanus Heller. 

 Alpheus crassimanus Heller, Verh. z. b. Ges. Wien, p. 526 (1860). 

 Nicobars (Heller). 



b. Basal joint of antennae without an external spine. 

 *Dactylus working in a horizontal plane, at right angles to the 

 usual one. 



Alpheus cylindricus Kingsley. 

 Alpheus cylindricus Kingsley, Bulletin, etc., iv, p. 196 (1877). 

 Panama! (F. H. Bradley, Yale Museum). 



** Dactylus normal. 



§ Both margins of larger cheliped constricted. 



Alpheus bisincisus De Haan. 



Alpheus bisincisus De Haan, Fauna Japonica, Crustacea, pi. XLV, f. 3 



(1849). 

 Alpheus avaris De Haan, I. c. p. 179 (1849). 



Alpheus strenuus Dana, Proc. Phila. Acad. p. 21 (1852) U. S. Ex. Exped. 

 Crust, p. 543, pi. XXXIV, f. 4 (1852). 

 Japan (De Haan), Tongatabu (Dana), Eastern Seas (Auct.). 



Alpheus lobidens De Haan. 



Alpheus lobidens De Haan, F. Jap. Crust, p. 179 (1849). 

 Japan (De Haan). 



Alpheus Edwardsii Audouin. 



Alpheus Edwardsii Audouin, Explication Planches de Savigny, Egypt, 

 pi. X, fig. I (teste Auct.) Heller, Sitzungsber. K. Akad. Wien, 

 xliv, i, p. 267 (1862). 

 Alpheus neptunus White, Zool. Ereb. and Terror, pi. iv, f. 3 (1874). 



Ked Sea (Heller), Mozambique (Bianconi), Port Essington, Austra- 

 lia (Miers). 



Alpheus heterochelis Say. 



Alpheus heterocheles Say, Jour. Acad. Nat. Sci. Phila. i, p. 243 (1818) ; 



Kingsley, Bulletin, etc., iv, p. 194 (1877). 

 Alpheus armillatus Edw. Hist. Nat. Crust, ii, p. 354 (1837). 

 Halopsyche lutaria Saussure, Rev. et Mag. de Zoologie, 1857, p. 100. 



