22 Bernicc P. Bishop Museum — Bulletin 



Tiiamotiis. It is not uncommon on Waikiki reef, Honolulu. One speci- 

 men was collected at Fanning; Island. 



Portunus pubescens (Dana). 



Lufii pubcsci-na Dana, U. S. Expl, Expcd., vol. 13, Crust., p. 274, 1852; pi. 16. 

 fig. 9, 1855. 



The previous records are from Hawaii where it is a fairly common 

 form. One specimen was collected at Palmyra Island. 



Portunus (Achelous) granulatus (A. M. Edwards). 



Neptunus (Achelous) granulatus Alcoek. Journ, Asiat. Soc. Bengal, vol. 68, p. 45. 

 1899. 



The species is widely distributed, ranging from east Africa and the 

 Red Sea through the Indian and Pacific Oceans to New Caledonia and 

 Japan and eastward to Fiji, the Society Islands and the Tuamotus and 

 northward to Hawaii as far as Laysan Island. It was previously reported 

 by Streets from the Fanning Group. 



One specimen was collected at Palmyra Island in 1922. 



Charybdis (Charybdis) cookei Rathbun (new species).'" 



Type locality, Palmyra Island. Collected by C. Montague Cooke Jr. 

 in 191 3. Type specimen in the Bishop Museum, No. 983. 



Thalamita edwardsi Borradaile. 



Thalamita edwardsi Borradaile, Proc. Zool. Soc, London. 1900, p. 579; Fauna 

 and Geogr. Maldive and Laccadive Archipelagoes, vol. 1, p. 202, 1902: Rath- 

 bun, Bull. U. S. Fish Comtn., vol. 23, pt. 3, p. 873, 1906, 



The species is known from the Indian Ocean, from Funafuti and from 

 Hawaii. It is very abundant in shallow water on the reefs of Oahu. One 

 specimen was collected at Palmyra Island. 



Thalamita auauensis Rathbun. 



Thalamita auauensis Rathbun, Bull. U. S. Fish Comm., vol. 23, pt. 3, p. 847, 1906. 



The previous record of the species is from Hawaii. 

 Seven specimens corresponding very closely to this species were taken 

 at Palmyra Island. 



"Described by Mary J. Rathbun on page 39. 



