WORMS. MOLLUSCA. $2. Meufa. 147 
Klein echinod ed lesk p.173. tab. 37, fir. 4, 5. 
Mull. Zool, Dan. 3. p 18. tab. 91, f. 5, €. 
Rumtf. Amb p. 6. tab. 14, fig. D. 
Seba Maf 3. p.36 tab. 16, f. 30--37. 
Delic. nat. fel. p go, tab. D. i. f£. 11. 
Bayer oryétogr. tor. tad, 3. f. 38, 
Iniabits ——-: cinercous or yellowifh: the bafe pulvinate: 
Jpaces 10, divided by a ferrate line down the middle, and be- 
fet with minute tubcreles inclofed in acirele: avenues 10, 
biporous, and extending to the mouth. 
Semilunaris Vent longitudinally oblong: mouth tranfverfe and femi- 
lunar. 
Klein ecbimnd. ed. besk 8. 374. tab. 40, f. 8,9. 
Maj. Tellin. peta. tab. 6. f 2. 
Seba Muf 3- p 19, tab. 10, f. 7. 
Ínhabits the dsiasie fea; pale yellowifh-afh. 
S:utifirmé. Mouth pentangular: avenues 10, ftriate: larger fpaces 
affuiate or divided into plates, the picces pentangular. 
Klein ecbinod. ed. leske, p. 174. | 
Sel corp marin 1131, f. 1,2. 
inhabits : probably not of this divifion, 
4 Bafe oval, acute ; vent oppofite the mouth. 
*Scuratu:e Convex, beneath fat: fpaces tuberculate and alternately 
lar;er, the larger ones divided by a ferrate future in 
the middle : mouth tranfverfe kidney-ihaped, 
Luid. bth, Brit. p 46. n. 951. 953. 
Preyn ecó 5:58. tab. 3, f. 1, 2. 
Albildz. Stevenshl. p 22. tab. 2, f. V--5i 
t. Watch dilu. mun. 2. p. 179. t. Ej 1 a. f. 4. 
Klein echinod. ed, lesk tab 42, f 4 
£. Walch diluv. monum. 2. p 176. t€ Ey i. f. 3,48 
Klein ecbrmod. ed. leskc, t. A2. f- 2s 3. 
Found only tn a foffile ftate: tu ercles of the fpaers intermixed 
with very minute vranulation:$ mouth {urrounded with tuber- 
cles foniewhat larger and for ing a triangle: «zz fu ovate: 
bafe a little convex towards the margin, with a more eminent 
ftripe in the middle, bounded each fide by 2 finely granulate 
À ; 
bands, 
Dwety:; — Ovate, aflulate, the pieces hexangular: crown naked: vent 
fuboval. 
Klein echinod. ed bef. p.178. tab. $3, fg. 3: 
Hiook's Werks, tab, 2, fig. 4? 
Tz 2, Klein 
