I Fulton (I ml Grd II f : 



Tril)e — Catomktopa. 



Family — Hymenosojuidae, Oi-tiiianii. 



Genus — Tri}^oii(>/'ia\, M .-Edw. 



Tiii^diioplax, Milne-Edwards. Ann. Sci. Nat. Zool. (3), 



20, 1853, p. 224. 

 Alcoek. Jour. Asiatic Soc. Bengal, vol. Ixix., part 2, no 2, 

 1900, p. 386. 

 " This is best regarded as a subgenus of Elaniena, from which 

 it differs only in the following unimportant particulars : —(1) the 

 edge of the cara|>ace is not turned up, (2) che interantennular 

 septum is a mere lidge, (3) the clielipeds in the male, as in the 

 female, are very slender." — (AlcOck). 



Elamena (Trigonoplax) unguiformis, de Haan. 



Elaniene unguiforniis, de Haan. Faun. Japon. Crust., 



p. 75, pi. 29, fig. 1, and pi. H. Henderson, J. R. 



Trans. Linn. Soc. Zool. (2), vol. 5, 1893, p. 394. 

 Trigonoplax unguiformis, Milne-Edwards. Ann. 8ci. Nat. 



Zool. (3), 20, 185:;, p. 224. 

 Ortmann. Zool. Jahrb. Syst. 7, 1893-94, p. 31. 

 Elaniena (Trigonoplax) unguiformis, Alcoek. Joui'n. Asiatic 



Soc. Bengal, vol. 69., pai-t 2, no. 2, 1900, p. 387. 



TTi. rn. 



mTTnTTtiTTTtnr-TT Millllkll'nTfT 



r 



Euir n i 



5 c a ) 



Elamena unguiformis. 



