CRUSTACEA. 7 



c. Female, young. 



d, e. Males, young. W. Indies. From Mr. Scrivener's collection. 



MITHRAX spinicinctus, Lair. Desm. Cons. 150, t. 23, /. 1. M. 

 hispidus, junr., Edw. Crust, i. 322. 



a. Male. 



b. Female. W. Indies. From Mr. Scrivener's collection. 



MITHRAX ursus, Bell, Trans. Zool. Soc. ii. p. 52, t. 10, /. 2, 3 



(not Cancer u., Herbsf). 

 a. Young. Chili. From Professor Bell's collection. 



MITHRACULUS, White. 



MITHRACULUS coronatus. Cancer c., Herbst, i. 184, t. 11, /. 63. 



Mithrax sculptus, Edw. Mag. de Zool. 1832, t. 5, Crust, i. 



322. 



a d. W. Indies. 



e,f. W. Indies. From Mr. Sowerby's collection. 

 g k. W. Indies. From Mr. Scrivener's collection. 

 I. W. Indies. 



MITHRACULUS denticulatus. Mithrax d., Bell, Trans. Zool. Soc. 



ii. 54, t. ll,/. 2. 



a. Guayaquil. Presented by Dr. Andrew Sinclair, R.N. 

 MITHRACULUS nodosus. Mithrax n., Bell, Trans. ZooL Soc. ii. 



53,*. I !,/.!. 

 a. Chili. From Prof. Bell's collection. 



PARAMAYA, De Haan. 



PARAMAYA Dehaanii, n. s. 

 a c. ? 



PARAMITHRAX, Edw. 



PARAMITHRAX, Peronii, Edw. Crust, i. 324. 



a. Male. 



b, c. Females. Auckland Islands (Antarctic Exp.). Presented by 



the Lords of the Admiralty 



d, e. New Zealand. Presented by Dr. Andrew Sinclair, R.N. 

 /. New Zealand (Bay of Islands). Presented by Lieut. A. Smith, 



R.N. 



PARAMITHRAX barbicornis, Edw. Crust, i. 324. 

 a. New Holland. 



PRIONORHYNCHUS, Hombr. $ Jacq. 

 PRIONORHYNCHUS Edwardsii, Hombr. Sc Jacq. Voy. Pole Sud. t. 



