56 RISSOID^l. 



57. Hydrobia (Pseudamnicola) vestita. 



Amnicola vestita, Benoit (uli ?). 



4 " Madone, " Greece ; ex " Lhmaea." 



58. Hydrobia (Pseudamnicola) conovula. 



Amnicola conovula, von Frauenfeld, Ver. zool.-lot. Gesellsch. Wien, 1863, p. 

 1026, Pago, Sfc. 



3 Pago ; ex " Linnaea " [as " Amnicola " sp.] 



2 Dalmatia ; ex " Linnaea " aS " Lithoglyphus" sp. !] 



Genus AMNICOLA, Gould and Haldeman. 



Sup. Monogr. Limniades, p. 3, 1840; fide Gould, Invert. MassacJi. 1841, 

 p. 228, type A. porata, Say ; genus of subfam. Fluminicolinae, fide 

 Clessin, 1880. 



1. Amnicola (?) petenensis. 



Amnicola petenensis, Morelet, Test. nov. II, 1851, Central America. 



4 Yucatan [typical] ; coll. A. Morelet, Esq. 



2. Amnicola (?), sp. 



1 Maranon ; coll. A. Morelet, Esq. 



Labelled " Assiminea atomus, Mhlf." ; it is not, however, 

 Amnicola atomaria, Mhlf., as figured by Kuster. 



3. Amnicola (?) succinea. 



Paludina succinea, Pfeiffer, Wiegm. Arch. VI, 1840, Cuba; fide von Frauen- 

 feld sp. of Assiminea. 



1 Cuba; ex c. Dr. F. Stoliczka. 



4. Amnicola pallida. 



Amnicola pallida, Haldeman, Mon. Limniades, Pt. 4, 1842, Lake Champlain. 

 16 New York; coll. Prof. E. C. Stearns. 



5. Amnicola cincinnatiensis. 



Paludina cincinnatiensis, Anthony, Journ. Boston Soc. Ill, 1840, Cincinnati. 

 18 New York ; coll. Prof. W. Newcomb and E. C. Stearns. 



6. Amnicola limosa. 



Paludina limosa, Say t J. Ac. Philad* I, 1817, Rv. Delaware, $c 

 50 New York ; coll. Prof. W. Newcomb, &c. 



