142 WORMS. MOLLUSCA. 52. Echinus. 
•Caroitalu. Hetnifphxricnl orbicular, with lo fpaces alternately 
rower and covered with fcattercd papillse ; avenues 
meting in confluent pairs before the area of the cro'^'’' 
Morm Nortbampt. p, 234.. fah, to. fig. 10. 
Luyd. lithopk. Brit. n. 979 — ggi. 
Lejk, ed. klein, p. 136. tab. 8. A, B. 
Lang. lap. fig. p. 122. tab. 31. 
Baurg. petrif tab. 3 1, fig. 334, 333. 
2. Plot Stafford^, p. 178 — 198. /ai. 13./^, 21. 
LeJk. ed. klein. ethin. p. 138. tab, 8, C. 
Haok’s If'orkt. p. 284. tab. 1. fig. 2, 3. 
Liffer lap. (och. p. 1 20. tie. et fig. jg. 
Lluid. lith. Brit. p. ifi. fig. 942, 943, 
I ang. lap’ fig. p. 124, tab. 33, 
Valent. Mu/. 2. tab. l.ftg. 8. ' 
Bourguet petrifi. p. 76, tab. gl. fig. 345. 346. 
Scheuchz. crySogr. p. 317. fig. 1 34, 
Scheuchz, phys.facr. tab. ^O.ftg. 63. 
Baier oryfttgr. norie.tab. ’ll. fig. 36. 
3- Klein, eehinod. ed. Lejk. p: 140. tab. ^^.fig. 2. 
Rumpf. Amb. p. 337. tab. 59./'g-. E. 
4. Llein. ethin. ed. Lejke. 141. tab. fig. li, E. 
Inhabits various part* of the world, "‘and as yet has only 
found in a foffile ftate, in a chalky and flinty foil. 
Afierizans. Orbicular deprelTed ; tubercles furrowed with a groove | 
^ to the tip and furrouned with a circle of granulation^' ; 
Kkin. etbinod. ed. Lesk. tab, 8. F. tab. 46, /%. 5, ' 
Found among chalk in a foffile ftate’ 
AJJulatut. 
Sardicut. 
Shell fcutellate, the fcutels united by tranfverfe futures. 
Klein, eehinod. p, 13, § 26. 
2. Tcflellatc. Klein eehinod p, 16. § 27. 
Inhabits— —probably not a dillinft fpecies. 
Orbicular deprefled tubcrculate, with 10 Impreffed avenue*^ 
the fpaces multifarioully tubercled, with an imprel*^ 
future down the middle. 
Klein, ed. Leske. tab, 9. A, B. tab. 34. fg. 4—6, 
flanc. comm. Bonon- \.p. 236. tab. i.fg^ 4, 5. 
Bonan. recr. 2. p. e^z. ftg. 19. 
Sdll. carp. mar. tab. I l.fig. I , t. 36. B. 
Inhabits the TufeamfA Adriatic Seas i large, grcy-yellowilh-’^^®’ 
the bafe nearly flat and more yellow : larger fpaces with 
bcrclcs difpofed in 8— 12 rows, with leffer ones and fn’* 
granulations in the interftices ; the Icfler fpaces with 4—6 ro''’* 
ot fmaller tubercles ; amemies with 3 pair of pores placed i" 
arched row: mouth fmall with to finuoiities. 
FlamtnP" 
