i44 
Tefillatus. 
WORMS. MOLLUSCA. 52. Echinus. 
With ro fpaces divided in the middle by a future and teffel- 
late: avenucs 1o bivorous: mouth circular. 
Klein echinod. ed. wesk. p. 153. tab. 11, G. 
Found hitherto only in a foilile ftate. 
Boiryoides. Spaces divided by a longitudinal future in the middle, the 
d oreuma- 
Écus. 
€ Sintatus. 
S emiglobo- 
fut. 
Quingue- 
labatur, 
larger ones bitarioully tuberculate: avenues with a 
double curved row of pores. : 
Kuein ecbind. ed. Lesk. p. 154. tab. 11, Hy 
Found as yet only in a foflile ftate. 
Hemifphzrical, with ro fpaces bifarioufly tuberculate, the 
tubercles crenate and furrounded by a circle of granu- 
lations ; the larger fpaces with 4 longitudinal grooves; 
the leffer ones with 2. 
Klein echinod. ed. Lesk. tab. 10, D, E. tab. 44. fig. 2. 
Inhabits Cinereous biueifh or greenifh, the bafe and avenues 
yellowith : avesues biporous, ihe pores placed in a thickly 
ferrate line: dae pulvinate : mouth {mall: vent íarrounded 
with 10 fcales. 
b. Something refembing the figure of a foield. 
Convex; avenues ro ftriate; fpaces 10: tubercles furrounded 
with a circle of granulations. Polar fone: 
Plot. Oxfordfe. p. 91, 92. tab. 2. fig. Gy 10- 
Klein echinod. ed. Lesk p. 167. tad. 12. 
Lifter lap cochl. p. 224. 
Lud. lithoph. Brit. p. 48, n. 971. 
Morton Northamptonfh. p. 231. m. 1. 
Found hitherto only in a toffile ftate. - 
Oae of the paces divided by an excavated finus: avenues broad 
and pun/tured at each margin: ^afe a little excavated and 
furrowed by 5 divergent grooves: mouth {mall pentagonal. 
Hemifphzrical, grooved, with a flat bafe: the protubcran<¢ 
ces placed in rows. 
Klein echinod- ed. Lesk 8. 158, tab. 45. fig. 1. 
Lang. lap. ig. p- 119. tab, 34. . 
Volim. Sil. Jubt. 1. 8. 179. tab. 30. fig. 5. 
Bourg. petrif. tab. $2. hg. 342. 
Found hitherto in a fodile ftate only. 
Painted with innumerable annulitions, with a hollow is : 
the middle furrounding a 5-rayed convex flar. 
Klein, echinod, ed. Less. p. 159. tab, 41. fig. 3, 
Walk 
