WORMS. TESTACEA. 81. Helix. 



535 



Crenata. Shell tapering white, fubftriate tranfverfely and furrounded 

 with a crenulate belt near the future. 

 Inhabits rivers of India, Chemn. conch, tab. 135.^. 1230. 



Carinula. Shell tapering fubumbilicate white; the firft whorl ftib- 

 carinate, with a blackim band. 

 Inhabits— —Chemn. conch % 9. tab, i$6.fg. 1263. n, 1—4, 



Crocea. Shell cylindrical glabrous, yellowifti-orange, with an obtuf© 

 tip. 

 Inhabits— ——Chemn. conch. 9. tab, iZS'fg- I2 33» 



Lanfchau- Shell a little tapering very glabrous chefnut-brown with 

 rica * darker fpots : throat whitifh. 



Chemn. conch, 9. tab. 135. ft*. 1 243. a, b. 

 Inhabits Coromandel, in frefh waters. 



Obtujata. Shell white, denfely ftriate, fubcylindrical : whorls a little 

 convex : lip margined. 

 Kamm. Cab. Rudolst. tab. II. fig. 3. 

 Inhabits Shell nearly 3 inches long. 



Purpurea. Shell ovate-oblong, purplifh teffellate with purple, within 

 iridefcent. 

 Martyn uninj. conch. 2. tab. 68. middle figure. 

 Inhabits New Zealand. 



E. Ovate> imperforate. 



Pupa. Shell nearly imperforate ovate-oblong coarfe, with 6 whorls 



and lunate oblong aperture. 

 Inhabits Mauritiana t twice as large as the next, 



Barbara. Shell imperforate oblong coarfe, with 8 whorls and roundiih 

 lunate aperture 

 Inhabits Algira> fize of a barley-corn. 



Amarula. Shell imperforate oblong, with fpinous toothed whorls. 

 Lister tab. i$$ % l0 $S'f 1 i' 8. Gualt. teft. tab. 6. B. 

 Rump/, muf tab. 33. F F. ?eti<v. Gaz tab. ^fig. 3, 

 Cl/ y drgen<u. conch tab. 27. fig. f. Seba muf 3./. 53./. 24, 25. 

 iforw Muf C of. Vind. ted. tab. 16, fig. 21. 

 Chemn. conch, 9. /*£. 134.//^. 1218, 1219. 

 2. Chemn. cench. g. tab. 134.. //g, 1220, 1221. 

 Inhabits rivers of India: 9 — 19 lines long, 



Shell 



