144 LITTORINIDA, 
var. suleatula [? L. sulcatula, u. sp.]. 
Reeve, fig. 674A, as L. undulata, var. 
5 Ascension Island, Pacific; coll. H. Pease, Esq. 
87. Littorina newcombi. 
Littorina newcombi, Reeve, Iconica, fig. 28, 1857, Sandwich Islands; var, 
=L.ambigua, Reeve, fig. 64 [not of Philippi = L. intermedia]. 
6 Sandwich Islands ; coll. H. Pease, Esq. 
Fischer records the species from New Caledonia, but I should 
imagine this form would rather be a variety of DL. intermedia, 
if indeed the two species can be kept apart ? Von Martens in 
the Donum Bism. considered DL. ambigua as a synonym of LB. 
pintado ; this can hardly be the case. 
var, 
Reeve, fig. 64, as L. ambigua, Philippi, Sandwich Islands. 
10 Sandwich Isl. ; coll. Prof. W. Newcomb. 
38. Littorina varia. 
Littorina varia, Sowerby, Genera of Shells, 1823, fig. 4, Panama, 
10 Panama ; coll. Profs. W. Newcomb and E, C. Stearns. 
39. Littorina fasciata. 
Littorina fasciata, Gray, Zool., Beechey’s Voy., 1839, Peru. 
10 Panama; coll. Profs. W. Newcomb and E, C. Stearns. 
40. Littorina angulifera. 
Phasianella angulifera, Lamarek, Hist. VII, 1822, Antilles =: L. scabra, 
Orb. (not of Lin.) ; sect. Littorinopsis, 
10 Florida ; coll. Prof. E. C. Stearns. 
4 Panama; coll, Prof. W. Newcomb, 
1 Guadaloupe ; ex c. Prof. W. Newcomb, 
