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The species is widely distributed throughout the. Indo-Pacific region and seems to be the 

 commonest of all the species of Elamcna. It was found at Ousima (Japan), at the Loo-Choo 

 Islands, New Caledonia, Rotuma (Pacific), Nicobars, Ceylon, Zanzibar, and even at the coast 

 of South Australia. It has now proved to inhabit also the East Indian Archipelago. 



5. Elamcna filholi de Man. 



1888. Klamene filholi de Man. Arch. Naturgesch., Jahrg. 53, 1. p. 386, pi. 17, f. 3. 

 Hab. Noordwachter Island near Batavia. 



6. Elamena sindensis Alcock. 



1900. Elamena sindensis Alcock. Journ. As. Soc. Bengal, v. 69, prt 2, p. 386. 



1902. Elamena sindensis Alcock. 111. Zool. "Investigator", Crust. prt 10, pi. 64, f. 4. 



Hab. Karachi (British India). 



7. Elamena gracilis Borradaile. 



1903. Elamena gracilis Borradaile. Fauna and Geogr. Maldive and Laccadive Arch., v. 2, 



prt 2 (Mar. Crust. prt X), p. 684, f. 122. 

 191 1. Elamena gracilis Rathbun. Transact. Linn. Soc. London (2) v. 14, p. 242. 



Hab. Indian Ocean : Minikoi and Hulule (Male Atoll), on reef; Coetivy. 



8. Elamena producta Kirk. 



1878. Elamena producta Kirk. Transact. Proc. N. Z. Inst., v. 11, p. 395 (with textfig.). 

 1S85. Elamena producta Filhol. Miss. ile Campbell, t. 3, prt 2, p. 404, pi. 50, f. 1 — 2 (mere 

 reproduction of Kirk's description and figures). 



Hab. Wellington (New Zealand). 



9. Elamena kirki Filhol. 



18S5. Elamena kirki Filhol. Miss. ïle Campbell, t. 3, prt 2, p. 405, pi. 47, f. 6. 

 Hab. Port Chalmers, South Island (New Zealand). 



10. Elamena longirostris Filhol. 



1885. Elamena longirostris Filhol. Miss. ïle Campbell, t. 3, prt 2, p. 403, pi. 46, f. 7. 

 1916. Elamena longirostris Borradaile. Brit. Antarctic ("Terra Nova") Expedition, 1910, Zool., 

 v. 3, prt 2, p. 10 1. 



Hab. East coast of Stewart Island, near South Island (New Zealand), and planctonic 

 (probably clinging to some floating object) at 34°i5'S., i72°o'E. 



1 1 . Elamena whilei Miers. 



1846. Halicarcinus depressus White. Ann. Mag. Nat. Hist, (1) v. 18, p. 178. (Nee Hymeno- 

 soma depressum Jacquinot et Lucas). 



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