600 WORMS. TESTACEA. 85. Dentalium. 
Striatulum: Shell with 8 ribs and 8 ftriz, pointed, green tipt with white... 
Lifer; tab. 547. fig. 1. the — figure. 
Martini concb. 1- tab. 1. fig. 5 
Inhabits the SiciZam feas ; naa e D. elephantinum, but is 
longer and narrower, and the larger aperture is angular; the - 
{maller very narrow and round. wae 
Sexangulum Shell with 6 ribs, ftriate. 
Inhabits Schroet. Einl, in conch. 2. 8. $51. m. A2. 
Found foffile at Loretto. o: 
Dentalis, Shell with 20 ftriz, flightly curved, interrupted. 
Rumpf. Muf. tab. 41. fig. 6. 
Born, Muf, Caf. Vind. tef. tab. 18. fig. 13. 
Inhabits the Mediterranean. Shell red or tipt with red, 
Faftiatum, Shell very finely ftriate, flightly curved, grey with darkez 
bands, 
Inhabits Sicily, Martini conch, 1. tab. 1. fig. 5. B.- 
Shell minute, folid, about the thicknefs of a erent quill, with 4 
or 5 dull cinereous or brown bands, 
Regum, Shell ftraight, with doubled or tripled ftriz; and annulate. 
Gualt. tefl. tab.20.H. Martin. 1. tab. 1. f. 4. H. 
Schroet. Bin, in Verf. tab. 3. fig. 5 
Inhabits refembles D. ele fossis but is lefs acute, and 
the aperture is larger and more acute, and beides the longitu- 
dinal ftriz, which are rarely tripled, is marked with annular 
ones: nell greenifh-white, or white, or — with green 
rings. 
Fofile. Shell roundith, fomewhat obtufe, with very fine equal ftriz. 
Schroet. Einl. in Verfl, 4. tab. 3. fig. 7. 
Found foffile near Loretto: refembles D. (ixinciftina; but is not 
angular, ard lefs pom 
Arnulatum. Shell round, obliquely ftriate. 
Found foflile. Gucttard Miner. Beluft. 4. tab. 5. figs 3v 
Radula, Shell flightly curved, fomewhat obtufe, with decultfate 
firiz, the longitudinal ones granulate. 
Schroet. Einl. in conch. 2. p. 530. 2. 9. 
Found foffile in Piedmont : about an inch long. 
Interruptum Shell with decuffate ftriz, all of them fmooth, the longi 
tudinal flriz with finer interrupted ones. 
Schroet. Einl, in eoncb, 2. ps 530. i. YO, 
Found foffile in Pzedmont. : 
Politum. 
