Ech. 61 
CRIN01DEA. IV, F. 
B. inopinatus , Keokuk Group, Boonville, Mo. ; op. cit. p. 36. B. in- 
speratus , Burlington Group, Sedalia, Mo. ; op. cit. p. 22. B. insuetus , 
Keokuk Group, Boonville, Mo. ; op. cit. p. 14. B. labcllum, Keo 
kuk Group, Washington Co., Ind.; Miller (114) Bull. Illinois Mus. 
vi, p. 21. B. laciniosus , Keokuk Group, Tenn. ; op. cit. p. 14. 
B. Interna , Keokuk Group, White Creek Springs, Tenn. ; op. cit. 
p. 12. B. modestus (p. 30), B. nitidulus (p. 17), B. peculiars 
(p. 18), Keokuk Group, Boonville, Mo. ; Miller (115) Bull. Illinois 
Mus. vii. B.pileus,St. Louis Group, Washington Co., Ind. ; Miller 
(114) Bull. Illinois Mus. vi, p. 18. B. planus , Burlington Group, 
Sedalia, Mo. ; Miller (115) Bull. Illinois Mus. vii, p. 37. B.poly- 
dactylus , Keokuk Group, Boonville, Mo. ; op. cit. p. 5. B. procerus, 
ditto ; op. cit. p. 33. B. prodigialis , Keokuk Group, Button Mould 
Knob, Ky. ; op. cit. p. 39. B. sampsoni , Keokuk Group, Boonville, 
Mo. ; op. cit. p. 7. B. serratus , ditto; op. cit. p. 27. B. spinosus , 
Kookuk Group, Littlo Barron It., Ky. ; MirxF.it (114) Bull. Illinois 
Mus. vi, p. 5. B. venustulus (p. 12), B. vcterator (p. 8), B. vctustus 
(p. 10), B. vicinus (p. 34), Keokuk Group, Boonville, Mo. ; Miller 
(115) Bull. Illinois Mus. vii, p. 34. B. wetherbyi, Keokuk Group, 
White Creek Springs, Tenn. ; Miller (114) Bull. Illinois Mus. vi, 
p. 11 : n.spp. 
f Belemnocrinus? sampsoni ; Keyes (70) p. 207. 
f Brachiocrinus nodosarius, Hall, rediagnosed and referred to Herpetocrinus\ 
Bather (8). 
f Briarocrinus, systematic position ; Jaekel (67) p. 38. 
*j* Calceocrinus : — 0. tunicatus , refigured, C. ventricosus ; Keyes (70) 
p. 222. 
f Callaway crinus, syn. of Aristocrinus , q.v. 
f Callicrmus uralicus , Lower Devonian, E. Ural ; Tsciiernyschew (162) 
Trudui geol. Kom. iv, p. 186, n. sp. 
f Calyconthocrinus decadactylus , redescribed and figured ; Jaekel (67) 
p. 51. 
■\Camerata, defined ; Bather in Whidborne (168) p. 189. 
f Carduocrinus, n. g., with type G.jaelceli , based on Lophocrinus minutus 
as figured by Jaekel (67) and a specimen from the Culm of Wirming- 
hauseu in Waldock ; Koenen (80) N. Jahrb. Min. 1895, ii, p. 210, 
n. sp. 
■ \Carpocrinus , discussed ; Jaekel (67) p. 36. 
f Catillocrinus, systematic position discussed ; Jaekel (67) p. 56. 
f Ceriocrinus hemisphericus , refigured ; Keyes (70) p. 220. 
f Codiacrinidcc defined ; Jaekel (67) p. 63. 
f Codiacrinus (p. 63), C. granulatus (p. 64), C. schultzei (p. 64) ; Jaekel* 
(67). 
fCondylocrinus, Eichwald, redescribed, and C. verrucosus, described and 
figured ; Tschernysciiew (162) p. 188. 
f Costata, discussed ; Jaekel (67) p. 93. 
f Cotylederma lineati , found on Ammonites ; Engel (36) p. Ixxxv. 
