248 OCYPODE CORÜIMANA. 



lu youug specimens the external orbital angle is a right 

 one, and the musical ridge is quite developped. 



Ocypode cursor Belon. 



Ocypode mrsor Belon, Milne Edwards, Annal. Öcienc. 



Nat. 1852 , p. 142. 



In this species, two adult male and several young spe- 

 cimens of which from the Congo coast were presented by 

 Mr P. Kamerman, Officer of the Dutch commercial com- 

 pany on the Congo coast, the musical ridge, tapermg at 

 both its ends, consists of many transverse delicate lines, 

 like in Ocyp. aegyptiaca^ that are equally crowded over its 

 whole length. We received also a fine male from Acra 

 d'Elmina. 



Ocypode arenaria Catesby. 



Confer: S. I. Smith, Crustacea on the Coast of new Eng- 

 land in: Transactions Connecticut Academy, Vol. IV, July 



1880, p. 254. , 



We received a fine male specimen from the shores of the 

 island of Cura9ao. The musical ridge consists of a series 

 of very small round tvhercles^ the external orbital angle 

 projects even beyond the rounded prominence on the su- 

 praorbital margin. This species may be distinguished at 

 first sight by the long hairs, with which the ambulatoiy 

 less are clothed. 



Ocypode cordimana Latr. 



Ocpode .■ordn,u..a Latreille , Milne Edwards , Alph MU.^ 

 Edwa/ds. Nouv. Arch, du Musée, T, IX pag. 71 HI- 

 geudorf, 1. c pag. 82. Nee 0,^p. oontaa.m «e Haan , 

 Fauna Jap. Crust, p. 57, Tab. XV, Hg. 4 



The Museum contains 3S specimens, collected at Amoy 



Note, from the L.yden Muse.tm, Vol- Ol. 



