614 ON CRUSTACEA BROUGHT BY DR WILLEY FROM THE SOUTH SEAS. 



1886. Tanaidae, Sars, Middelhavets Sa.xisopoder, Ai-ch. Xatuiv., vol. 11, p. .30!). 



1886. Tanaidae, Norman and Stebbing, Trans. Zool. Soc. London, vol. 12, pt. -i, 

 pp. 79, 102. 



1893. Tanaidae, Stebbing, History of Crustacea, Internat. Sci. Ser., vol. 74, p. 322. 



1895. Tanaidae, Hansen, Isop. Cumac. Stomat. Plankton-Exp., p. 50. 



1896. Tanaidae, Sars, Crustacea of Norway, vol. 2, p. 10. 



1897. Tanaidae. Dollfus, Bull. Soc. Zool. France, vol. 21, p. 207. 



1898. Tanaidae, Dollfus, Mem. Soc. Zool.' France, vol. 11, p. 35. 



1899. Tanaidae, H. Richardson, Proc. U. S. Mus., vol. 21, p. 819. 



1900. Tanaidae, H. Richardson, The American Naturalist, vol. 34, p. 210. 



The genus Tanais, on which the name of this family is based, is due to Audouin 

 and Milne-Edwards who figured a species in 1829. 



Leptocheli.\, Dana. 



1849. Leptochelia, Dana, Anier. J. Sci., ser. 2, vol. 8, p. 425. 



1852. Leptochelia, Dana, Amer. J. Sci., ser. 2, vol. 14, p. 306. 



1853. Leptochelia, Dana, U. S. E.xpl. Exp., vol. 13, pt. 2, pp. 792, 800. 



1864. Tanais (part), Lilljeborg, Bidrag Sverige och Norrige Isopod. uuderord. och 

 Tanaid. fam., pp. 7, 11. 



1866. Leptochelia, Bate and Westwood, Brit. Sess. Crust., vol. 2 (part 14), p. 132. 



1870. Tanais (part), Dohni, Untersuch. liber Bau und Entw. Arthropoden, pt. 2, 

 p. 141. 



1878. Paratanais (part), Harger, Amer. J. Sci., vol. 15, p. 377. 



1879. Leptochelia (part), Harger, Pr. U. S. Mus., vol. 2, p. 162. 



1880. Leptochelia (part), Harger, Rep. U. S. Comm. Fisheries for 1878, pt. 6, 

 p. 420. 



1880. Paratanais, G. M. Thomson, Ann. Nat. Hist., ser. 5, vol. 6, p. 2, and (1881) 

 Tr. N. Zealand Inst., vol. 13, p. 207. 



1880. Lej^tochelia, Sars, Isopoda chelifera, Ai-ch. Naturv., vol. 7, 1881, sep. copy p. 24. 



1881. Leptochelia, Delage, Arch. Zool. exp., vol. 9, pp. 145, 154. 



1886. Leptochelia, Sars, Middelhavets Saxisopoder, Arch. Naturv., vol. 11, p. 315. 



1886. Leptochelia, Beddard, Challenger Reports, vol. 17, Isopoda, p. 132. 



1886. Leptochelia, Norman and Stebbing, Tr. Zool. Soc. London, vol. 12, pt. 4, 

 p. 108. 



1893. Leptochelia, Stebbing, Hist. Crust, Internat. Sci. Ser., vol. 74, pp. 323, 326. 



1895. Leptochelia, Hansen, Isop. Cumac. und Stomatop. Plankton-Exp., p. 50. 



1896. Dolichochelia, Stebbing, Ann. Nat. Hist., ser. 6, vol, 17, p. 49. 

 1896. Leptochelia, Stebbing, Ann. Nat. Hist., ser. 6, vol. 17, p. 156. 

 1898. Leptochelia, Dollfus, Mem. Soc. Zool. France for 1897, vol. 11, p. 40. 

 1900. Leptochelia, H. Richardson, The American Naturalist, vol. 34, pp. 210, 212, 



As already pointed out in 1896, the type species of this genus has the outer 

 branch of the uropods two-jointed. This character is shared by the .species inimita 



