PALAOZOIC. ECHINODERMATA. CAMBRIAN AND SILURIAN. 
CAMBRIAN. LOWER SIL. UPPER SILURIAN. 
= 
fe] als] os las| cle] | & 
zz mo a /O1e x|a Ei\Z\e g 
Z| _le|,| | REPRE EREL 
SPECIES. slelele] (Slo lalal eH alFlalsls. REFERENCES. 
2) SElSISS ISIS IS leis] 8] slels 
H/E (2S [Ela SEIAIS ISIS IEIEIEIELE 
HISIRISISIAISISIPIEIEIE IRIS IP Ia Is 
Dimerocrinus (continued). 
— simplex ......., COU oecenmccinade Sp4] Fano} /a04| Koon) food 900) to0| foo) Fas ses[evefeeslere]aee{eeelees[aee| Vide Taxocrinus tesseracontadactylus. 
— uniformis ...... SGLES tinecestves Sool [ean] (o09| food (boo Ped (enc eo (Od Salas Cat. Camb. and Sil. Foss. Woodw. Mus. Cambr. p. 120. 
CYSTIDER. 
Echinocystites .,, Thomson, 1861 
— pomum ......... GOUT aseneevenes lene ee eel | Oval cea eee [lone toes leks vsJeoo]..[eee| Hchinus, Akad. Vetensk. Handl. 1772, p. 242, 253, t. 8, 
f. 1-3. Spheronites, His. Anteck. vol. iv, p.196, t. 5, 
f.7. Vide Mem. Geol. Surv. vol. iii, p. 290. Echino- 
cystites, Edinb. New Phil. Jour. 1861, p. 109, t. 3, £.1-3; 
t. 4, £. 1-3. 
= Gondanteppnodan TY SO pgcpc8e0b..0 068) [000] (G85) o5¢ 500) [505 leed| jae 40 [eco [adel ooo) |= 3 fool ferial [esa aon Edinb. New Philo. Jour. 1861, p. 109, t. 4, f. 4, 5. 
CysTIDE®. 
Echino-encrinites Meyer, 1826 ... 
Echino-encrinus Volbr. 1842 ... 
Goniocrinites ,,. Eichw.1840 ... 
Sycocystites ... V.Buch, 1844... 
Cycocystites ... DOrb. viv. 
Mem. Geol. Surv. vol. ii, p. 506, t.18,19; ib. Geol. Mag. 
vol. ii, t.8, f.10,11; Siluria, 4 ed. p. 222, Foss. 55, f. 6. 
— baccatus ......... KORE “ceyeonoae Sedltoncl ol facd| [ao Go| fea) oo lose and! lac x |rve|eesfeee]ees|ee] Mem. Geol. Surv. vol. ii, p. 506, t.17; Siluria, 4 ed. p. 222, 
Foss. 55, f. 5. 
— armatus ......... FOrb€S  vesscenss Bo} {o00| oot food fos eel lana! sot (Cod kartol lees 
CystTIDEm. 
Echino-spherites Wahl.1821, pars 
Spheronites ... His. 1828, pars 
Caryocistites V. Buch, 1844, pars 
Spheronites, Mem. Geol. Sury. vol. ii, pt. 2, p. 518, t. 22, 
f. 4; ib. vol. ili, p. 287, t. 20, f. 8. 
— awrantium ...... Ga LU mreeecneses peel lace (eoo|ldcc| aco Bae (abe) {abo (oad Iecollasd scallocdllocallocollaa ...| Vide Spheeronites stelluliferus. 
— Balticus ......... FORA esopsosea| (cor sol {doa lond load pods keoal face! leeol cod seefece[eee[ecs[eee]ee| ZOOL. Spec. vol. i, p. 231, t. 3, f.12; ib. Vern. Geol. Russ. 
p. 25, t.1, f.9. Heliocrinites, Kichw. Sil. Syst. Esthland, 
p-189. Sphceronites, Forbes, Mem. Geol. Sury. vol. ii, 
pt. 2, p. 518, t. 22, £.3; ib. vol. iii, p. 287, t. 20, £. 7; 
ib. Siluria, 4 ed. p. 191, Foss. 33, f.1. 
— arachnoideus .., Forbes .........Jeee|oe{ecs]ocefers oe SoFood locn Aaallecd ad ead bed tao 
— Davisii ......... MECoys nevwetet no (ee ood eee] ae rele eed (Se seslece|eee]ece[eeefeeeeee{eee| Brit. Pal. Foss. p. 61, t.1 D, £5. Caryocistites, Forbes, 
Mem. Geol. Surv. vol. ii, pt. 2, p.513, t. 21, f. 5; ib. 
vol. iii, t. 20, f. 9, p. 287. 
Echino-spherites, Act. Soc. Upsal, vol. viii, p. 53. Sphero. 
testudinarius, His. Leth. Suec. p. 92, t. 25, £.9; ib. Von 
Buch, Cystid. p.17, t.1, £. 8-10. E. granatus, Forbes, 
Mem. Geol. Surv. vol. ii, pt. 2, p. 512, t. 21, f.4; ib. 
Siluria, 4 ed. p. 291, Foss. 33, f. 5. 
Synop. Sil. Foss. Irel. p. 59, t. 4, £.16; ib. Sil. Syst. t. 30, 
— granatus ......... Weahileseccucndacis\ eal ess 500) [onc bas ot 
— granulatus ...... IMEC 64, ranasvese||eer|ors Ra leer! (on 
f. 3; ib. Siluria, 4 ed. p. 291, Foss. 33, f. 3. 
— punctatus ...... OVOES! ra savecelecelleos ees lesefeee lene cealeca[evel ese eoe|eee]eee|seclless[ere|eanl V2@ Spueoronites, 
CYATHOCRINID®. 
Ennallocrinus .,, D’Orb. 1839 ... 
Apiocrinites .,, Hisinger......... 
— punctatus ...,., Pe OBS ero OGD IOGO eG eee oe (el Pe se 9g8| Bee) (aael food loge fe 34 fad Pal fond faoc| bose Apiocrinites, Leth. Suec. p. 89, t. 25, f.2. Ennallocrinus, 
i D’Orb. Crinoid. p. 94, t.16, f. 30. 
== *RCYIPUUST pedevsnsyLLUSs5 ca esicvdecds oe Poel eool sed need Peet Ie; vaafeanh eal ealene Ben ntlonel Galicc Apiocrinites, Leth. Suec. p. 89, t. 25, f.1. Ennallocrinus, 
D’Orb. Crinoid. p. 94, t. 16, f. 29. 
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