CRUSTACEA. 
31 
Trichodactylus, Latr. 
Trichodactylus fluviatilis, Latr. Enc. Meth. x. 705. T. qua- 
drata, Edw. Crust, ii. 16. Cuv. R. A. (Crock), t. 15,/. 2. 
a , b. Males. Brazil (fresh-water river). Presented by Lord 
Stuart de Rothesay. 
c, d. Males. Brazil. Presented by Lord Stuart de Rothesay. 
e. Female. Brazil. Presented by Lord Stuart de Rothesay. 
Trichodactylus affinis, n. s. 'H'L . /U - <~c. 
a , b. S. Africa. Presented by the Earl of Derby. 
Valdivia, White. 
Valdivia serrata, White , Ann. Mag. Nat. Hist. 1846. 
Valdivia convexiuscula n. s. 
a. Female. Presented by Gen. Th. Hardwiche. 
Arica, White. ' 
‘ 
Arica septemdentata, White , Ann. Mag. Nat. Hist. 1846. 
a. Female. Para. Presented by Mrs. J. P. George Smith, 
Family Gecarcixid^e 
Uca, Leach. 
Uca eordata. Cancer uca, L. Syst. Nat. 2, 1041, 13. Cancer 
eordatus, L. Syst. Nat. 1039, 4. Parra , t. 58. Seba , iii. t. 20, 
/. 4. Cancer cord., Herbst , i. t. 6, /. 38. Uca una, Leach , 
Linn. Trans, xi. 323. Guerin , Icon , t. 5,/. 5. _£77?c. ii. 22, 
Cwv. i?. A. f Crock), t. 19./. 2. Marcgrav. 384, Jig. 
a—d. Brazil. Presented by Lord Stuart de Rothesay. 
e. W. Indies. From Mr. Scrivener’s collection. 
/, a. Pernambuco. Presented by J. P. G. Smith, Esq. 
Cardisoma, Latr. 
- Cardisoma carnifex, Latr. Enc. Meth. x. 685. Edw. Crust, ii. 
23. Cancer carnif. Herbst , ii. t. 41. f. 1. Gecarc. hirtipes, 
Lam. Anim. s. Vert. v. 462. 
a , b Mauritius. Presented by Lady Frances Cole. 
Cardisoma guanhumi, Latr. Enc. Meth. x. p. 685. Edw. Crust. 
ii. 24. Cuv. R. A. (Crock), t. 20, /. 1. Marcgrav. Hist. 
Rer. Nat. Bras. 185,/#. . Labat. Voy. t. ii. 173. Parra , t. 
57. Ocypode gigantea, Freminv. Ann. Sc. Nat. iii. 221 P 
(F emale). 
a. Brazil. 
b, c. Brazil. Presented by Lord Stuart de Rothesay. 
