HCHINO DE RM AT A. CAMBRIAN .AND SILURIAN. 
UPPER SILURIAN. 
PAL.EHOZOIC, 
| CAMBRIAN. LOWER SIL, 
| < elelz|s) 
} i- 
S| | 
| SPECIES. im 
| mM 
Caradoc or Bala. 
Wenlock Shale. 
Tilest. & Passage, 
Low. Llandovery. 
Up. Llandovery. 
Woolhope List. 
Wenlock Lmst. 
Lower Ludlow. 
Aymestry Linst. 
Pass up. 
Lingula Flags. 
Tremadoc. 
Arenig. 
Llandeilo. 
| Upper Ludlow. 
REFERENCES. 
| Spheeronites (continued). 
b= Aitehins sdecnsss OTOES “rocee sere antl fod loa 
— munitus ......... HOT DESO een cc 
— punctatus ...... BORGES) acc acts ken 
| 
| — pyriformis ...... Forbes vi... ssslleca| ans 
| Meyer), 1837 
Cladocrinites ... Austin (non 
Agassiz),1834 
—  marmoratus ... Salt. 
— nanus ....... 
— ? Orbignyi . 
— simplex ......... 
ACTINOCRINIDE. 
Tetramerocrinus.,.. Austin, 1843... 
— formosus 
— stelluliferus ... Salt. ............ van lwaalogs 
Syriocrinus ......... SET Gig eme tress 0] ooo) eon 
Teniaster..c..0..0.0s Billings, 1858..|...|...|..- 
CYATHOCRINID®. 
Taxocrinus..,....... Phillips, 1843.. 
| Lsocrinus ...... Phillips (non 
— granulatus ...... ISIE  Bopebopanad reales 
— tesseracontadactylus ... His....... A54| Iga) (00) [soo loo] [seul face 
[ee tuberculatus ... Mill. ,........... Fe8 era fp 
BID VISY 5 ac sseo ese Ort tse eceeesie 50 losnlto 
Caryocistites, Mem. Geol. Surv. vol. ii, pt. 2, p. 514, t. 21, 
f. 2; ib. Sil. Syst. p. 207. Sphwronites, Mem, Geol. Surv, 
vol. iii, p. 286, t. 20, f. 4. 
Caryocistites, Mem. Geol. Surv. vol, ii, pt. 2, p. 514, t. 21, 
f 3. Spheronites, Siluria, 4 ed. p. 191, Foss. 33. f. 4; ib. 
Mem Geol. Sury. vol. iii, p. 285. 
Mem. Geol. Surv. vol. ii, pt. 2, p. 518, t. 22, f. 2; ib. vol. 
iii, p. 286, t. 20, f. 7; ib. Siluria, 4 ed. p.191, Foss. 33, 
te125 
Caryocistites, Mem. Geol. Surv. vol. ii, pt. 2, p. 515, t. 21, 
f.1. Sphronites, ib. vol. iii, p. 285, t. 20, f.1, 2 
ge vol. iii, Mem. Geol. Surv. (Geol. N. Nee p- 287, t. 20, 
S. awrantium, Forbes, ib. vol. ii, pt. 2, t. 22, £.1. 
? Marsupiocrinus. 
Vide Protaster, 
Cat. Camb. and Sil. Foss. Woodw. Mus. Cambr. p. 126. 
Cat. Camb. and Sil. Foss. Woodw. Mus. Cambr. p 125. | 
Cat. Camb. and Sil. Foss. Woodw. Mus. Cambr. p. 126. 
Brit. Pal. Foss. p. 53, t.1 D, f.1. 
Actinocrinus, Sil. Syst. p. 673, t. 18, f.8. Phenicocrinus, 
Austin. 
Leth. Suec. p.go, t. 25, f.4. ? Cyathocrinus, Siluria, 4 ed. 
t.14, f.4. ? Actinocrinus simplex, Sil. Syst. p. 673, t. 18, 
f.8, 
Cyathocrinites, Crinoid, p. 88; ib. Goldf. Pet. Germ. vol. i, 
p- 190, t. 58, f.6; ib. Phill. Sil. Syst. p.671, t.18, f.6, 7. 
Cladocrinites, Austin, Zool. Jour. vol. ii, p.197. Enerinites 
armatus, Schloth. Petref. vol. iii, p. 24, t.1, f£.1, Taxo- 
crinus tubereulatus, Siluria, 4 ed. t.14, f. 5. 
“ide Glyptocrinus. 
Ann. Mag, Nat. Hist. vol. xi, p. 203, 1843. 
Vide Paleaster and Palasterina. 
