188 UNIVALVES — PATELLA. 



Division IV.-^Shell tvith the summit pointed mid recurved. 



Scientific Name. Locality. Common Name, 



Ungarica Mediterranean, Britain • • Fool's-cap Limpet 



Militaris West Indies, England • • • Hooked • • do • 



Antiquata Ditto Antiqnated do • 



Cochleata South Seas White-ridged do 



Calyptra « • • N. W. Coast of America Helmet • • • do • 



Intorta S.Seas,W.hidies,England Inclining • • do • 



Cassida S. Seas, France Lentil-seed- do • 



Tranquebarica • • Tranquebar, Batavia • • • • Brilliant • do • 



Mamniillaris •••• So. Seas, Mediterranean, 



West Indies Nipple do • 



Leucopleura • • • • West Indies Small-rayed do • 



Tricarinata New Zealand Three-keeled do 



Pectinata Mediterranean - Spined • • • do 



Fuseo-Lutea Yellowish brown 



Lutea Amboyna Yellow • • • do • 



Perversa Africa Reverse tipp'd do 



Lacustris Lakes in Europe Lake do • 



Oblonga Rivers in Europe Oblong • • • do • 



Division V. — Shell with a marginal fissure. 



Fissura Britain, Algiers Slit do • • 



Incisa Falkland Isles Reticulated slit do 



Fissurata N. Zealand, Ceylon Rose-color'd do • 



Division VI. — Shell with an internal appendage at the summit. 



Equestris E. & W.Indies, Amboyna Cup-&-Saucer L. 



Neptuni So. Seas, St. Domingo - Neptune's Cap do 



Tectum Batavia, China • • • • Chinese roof do • 



Sinensis Britain, Mediterranean, 



Batavia Chinese bonnet ' 



