34 SHELLS OF NEW ENGLAND. 
Jour., v. 288, 1844.— Litt. Connecticut. ©. levis, 
Dekay, is perhaps this species. 
R. Larior, St. Cingula latior, Migh. et Ad., Bost. Jour., 
iv. 48, 1841. — Corall. Maine. 
R. epurnea, St., Pl. I. fig. 1. Bost. Proc. iv. 14. T. 
parva, ovato-conoidea, alba, nitida, levis. Anf. 4 
4 
convexiusculi, ad suturam subangulati; apertura ova- 
to-elliptica, labro tenui, simplici, acuto, anticé effuso. 
Long. .16, lat. .09, poll. 
Corall. Mass. Bay. 
R. acunrus, St., Bost. Proc, iv. 15. Cingula aculeus, 
Gould, 266, f. 172. Paludinella aculeus, Midden- 
dorff. (?) — Litt. Whole Coast. 
R. muitinineata, St. Pl. I. fig. 2. Bost. Proc., iv. 14. 
T’. minuta, oblongo-ovata, obtusa, alba; anf. 5 con- 
vexi, striis transversis, minutis, ad 20,— ornati; aper- 
tura orbiculato-ovata, labro incrassato, effuso. Long. 
-l, lat. .045, poll. 
Lamin. Mass. Bay. 
R. Mieuetsu, St., Bost. Proc. iv.15. Cingula arenaria, 
Migh. et Ad. — Corall. From Cape Cod northward. 
R. Exarata, St. Pl. I. fig. 3. Bost..Proe., iv. 15... T. 
parva, ovata, fusca, solidula, imperforata; anf. 5 con- 
vexiusculi, posticé subplicati, costis transversis, ele- 
vatis, inequidistantibus, (tribus ad anf. supr.,) — 
cincti; apertura parva, ovata, labro incrassato. Long. 
-11, lat. .05, poll. 
Lamin. Boston Harbor. 
R. pevacica, St., Bost. Proc. iv. 15. Cingula semi- 
costata, Migh. et Ad.— Corall. In 30 f. gravel, off 
Duck Island, Grand Manan, (W. 8.) to Mass. Bay. 
