254 RANKIN. 



and close to, the keel that ends in the sublateral process of the 

 posterior margin, while such a secondary keel is wanting in the 

 Indo-Australian species." 



Collected at Bahamas, Cuba, Jamaica, St. Thomas. 



CIRRIPEDEA. 

 Family Lepadidae Darwin. 



(id. Lithotrya dorsalis Sowerby. 



Sowerby, Genera of Shells, Apr., 1822. 



Darwin, A Monograph of the Cirripedia, p. 351, PL VIII, 

 1851. 



{a) 10 specimens. Salt Cay, N. P., in rocks in surf, Jan. 28, 



'90. 



(b) 8 specimen. Salt Cay, Nassau, N. P., ocean side, Febr. 6, 

 1890. 



Range : West Indies, Venezuela, Honduras. 

 Collected at Barbadoes. 



Family Balanidae Darwin. 



67. Acasta cyathus Darwin. 



Darwin, A Monograph of the Cirripedia-Balanidae, p. 312, 

 PL ix, 1854. 



(ci) 4 specimens, in sponge, dredged Jan. 22, '90. 

 (^) 2 specimens, near Nassau, N. P., Febr., '90. 

 Range : Madeira, West Indies (Darwin). 



ISOPODA. 



Two species of Isopoda, one probably a Lygia of which there 

 are several specimens. Another parasitic on a fish, probably one 

 of the Cirolanidce. 



AMPHIPODA. 



Several small amphipods undetermined. 



Princeton University, 

 April, 1898. 



