PLATE XL 
(All figures are natural size except where otherwise stated.) 
V» 
« Cidaris » alnta typica. 
Pag. 
273. Holotype, from Agassiz’ cast X, 23 in Brit. 
Mus.; adapical face.175 
274. Specimen a, from Cserhät; adapical face. . 175 
« Cidaris » alata snbalata. 
275. Specimen c, from Cserhät; adapical face . . 175 
275a. The same ; enlarged Ornament, X 3 diam. . . 175 
276. The same; side-view. . . 175 
277. Specimen d, from Cserhät; adoral face . . 175 
277a. The same; enlarged Ornament, X 3 diam. . 175 
278. Specimen a, from Section XI; adoral face . 176 
279. The same; adapical face.176 
« Cidaris » alata poculiformis. 
280. Specimen b, from Section XI; side-view . . 176 
281. Specimen a, Jeruzsälemhegy ; infra-ambital 
radiole, adoral face. 176 
282. The same; adapical face.176 
283. The same; side-view.176 
284. Specimen b, from Jeruzsälemhegy ; infra-amb- 
ital radiole, adoral face.176 
285. The same; adapical face.176 
286. The same; side-view.176 
287. Specimen c, from Jeruzsälemhegy; ambital 
radiole, adoral face.176 
288. The same; adapical face.176 
289. The same; side-view.176 
290. Specimen d, from Jeruzsälemhegy ; ambital 
radiole, adoral face.176 
291. The same; adapical face.176 
292. The same ; base and handle, adapical view, 
X 2 diam. 176 
293. The same; side-view.176 
294. Specimen h, from Jeruzsälemhegy; Ornament 
magnified to show weathering of pustules, 
X 3 diam.177 
295. Specimen e, from Jeruzsälemhegy ; upper amb¬ 
ital radiole, adapical face.177 
296. Specimen a, from Cutting I; upper ambital 
radiole, adoral face, X 2 diam.177 
297. The same; adapical face, X 2 diam. . . . 177 
298. The same; from proximal end, x2 diam. . 177 
299. Specimen j, from Jeruzsälemhegy; upper amb¬ 
ital radiole, adoral face, X 2 diam. . . . 177 
300. The same; adapical face, X 2 diam. . . . 177 
301. Holotype, specimen /, from Jeruzsälemhegy; 
supra-ambital radiole, adoral face. . . . 177 
302. The same ; adapical face.177 
303. Specimen b, from Cutting I; supra-ambital 
radiole, adoral face.177 
304. The same; adapical face.177 
Pag. 
305. Specimen c, from Cutting I; supra-ambital rad¬ 
iole, adapical face, seen partly from above 177 
306. Specimen d, from Cutting I; circumapical rad¬ 
iole, side-view.177 
307. The same; adapical view ........ 182 
308. Specimen jf, from Jeruzsälemhegy; circumapical 
radiole, (possibly C. dorsata), side-view 177 
309. The same ; adapical face.182 
« Cidaris » dorsata typica. 
310. Radiole from Takarekpenztär, distal end . . 179 
311. Specimen from Giricsesdomb, adoral face. . 179 
« Cidaris » dorsata marginata. 
312. Specimen a, from Jeruzsälemhegy ; infra-amb¬ 
ital radiole, adoral face.180 
313. The same; adoral face.180 
314. Specimen g, from Jeruzsälemhegy, ambital 
radiole, adoral face.181 
315. The same; distal end.181 
316. The same; adapical face.181 
317. Specimen m, from Jeruzsälemhegy; supra- 
ambital radiole, base, side-view, X 3 diam. 181 
318. The same; side-view.181 
319. Holotype, specimen o, from Jeruzsälemhegy; 
supra-ambital radiole, side-view . . . . 182 
320. The same; distal end.182 
321. The same; adapical face.182 
322. Specimen q, from Jeruzsälemhegy; supra- 
ambital radiole, adoral face.182 
323. The same; side-view. 182 
324. The same; adapical face.182 
325. Specimen r, from Jeruzsälemhegy; supra- 
ambital radiole, side-view.182 
326. The same; adapical face.182 
327. Specimen s, from Jeruzsälemhegy; adapical 
radiole, adoral face.182 
328. The same; side-view.182 
329. The same ; adapical face.182 
330. Specimen t, from Jeruzsälemhegy; circumapical 
radiole, adoral face.182 
331. The same; adapical face.182 
332. The same; side-view.182 
333. The same; distal end, adapical side uppermost 182 
& Cidaris» dorsata. 
334. Brit. Mus. E 4666 ; radiole from the Cassian 
beds of St. Cassian, in the condition de- 
scribed as C. forata Quenstedt ; handle 
of shaft, X 10 diam.181 
335. The same ; the whole radiole.181 
