CRINOIDEA. 
Ech. 83 
Missouri, Miller, (3) pp. G6 & G7, pi. xi, figs. 9 & 10 ; B. injlatus , Lower 
Burlington Limestone, Rowley (4) & Hare, pp. 102 & 103, pi. ii, fig. 19; 
B. jucundus , Keokuk Group, Indiana, pp. 20 & 21, pi. iv, figs. 5 & 6, 
marinus , Keokuk Group, Indiana, pp. 19 & 20, pi. iv, figs. 3 & 4, Miller 
& Gurley; B. mediocris, Keokuk Group, Miller, (3) pp. 62 & 63, pi. x, 
fig. 9 ; B. poculum , Kinderhook Group, Iowa, Miller & Gurley, p. 34, 
pi. vi, figs. 6 & 7 ; B. pulchellus , Keokuk Group, Missouri, Miller, (3) 
p. 68, pi. xi, figs. 13 & 14 ; B. rotadentatus , Lower Burlington Limestone, 
Louisiana, Rowley (4) & Hare, p. 102, pi. ii, figs. 17 & IS; B. sper- 
gensis , Subcarboniferous, Indiana, Miller, (3) pp. 60 & 61, pi. x, figs. 5 & 
6 ; B. sweeti , Keokul Limestone, Mo., Rowley (5) &Hare, p. 116, pi. iii, 
fig. 8 ; B. venustus , Keokuk Group, Missouri, Miller, (3) p. 67, pi. xi, 
figs. 11 & 12 : n. spp. 
\Belenmocrinus sampsoni , n. sp., Miller, (1) p. 26, pi. iii, fig. 8, Lower 
Carboniferous, Missouri. 
J Blah • ocrinus , n. g., Miller, (3) p. 69, for \B. trijugis , n. sp., id. (3), 
pp. 69 & 70, pi. xi, figs. 1-3, Subcarboniferous, Missouri. 
Botryocrinus, Ang., diagnosis and description of the genus ; Bather, 
(2) pp. 392 & 406-411. 
t; B.decadactylus , pp. 395-402, pi. xiii, figs. 5-15, pinnulatus, pp. 402-406, 
pi. xiii, fig. 6, ramosus, pp. 394 & 395, pi. xiii, figs. 1-4, id. t. c. : n. spp. 
Calceocrinus , Hall : remarks on the genus ; Billings, (4) p. 51. C. 
contractus , Ringueberg, from Lower Niagara Limestone, N. Y. ; Ringue- 
berg. 
f ; C. indianensis, Miller, (3) pp. 35 & 36, pi. vi, fig. 37, Lower Silurian, 
Indiana ; C. furcillatus , pp. 51 & 52, with fig., C. rugosus , p. 52, with figs., 
Trenton Formation, Ontario, Billings (4) : n. spp. 
f Callicrinus acanthinus , n. sp., Ringueberg, p. 302, pi. iii, fig. 1, Lower 
Limestone of the Niagara Group, Lockport, N:Y. 
Carabocrinus , Bill., remarks on ; Billings, (1) pp. 34 & 35. 
•f- Ctenocrinns sp., (Eiilert, (2) pp. 835 & 836, fig. 1, pi. xviii, figs. 1, la, 
& 15, Devonian. 
f Cyatliocrinus, sp. from. Lower Silurian, Indiana ; Miller, (3) p. 49, 
pi. ix, fig. 8. 
f ; C. benedicti, Miller, (3) pp. 48 & 49, pi. ix, fig. 7, Lower Silurian, 
Indiana ; C. boonvillensis, p. 29, pi. iv, figs. 3 & 4, C. sampsoni, pp. 30 & 
31, pi. iv, figs. 9 & 10, Lower Carboniferous, Missouri, id. (1) ; C. gurleyi, 
pp. 47 & 48, pi. ix, fig. 4, C. labyrinthicus , pp. 49 & 50, pi. xii, figs. 11-14, 
Keokuk Group, Missouri, id. (3) ; C. opimus, pp. 28 & 29, pi. v, fig. 5, 
Keokuk Group, Indiana, Miller & Gurley. 
^ Cyrlocrinus , n. g., pp. 602-605, for 4 Eugcniacrinm nutans, Goldf. ; and 
t C. granulatus , p. 611, taf. xxxvi, figs. 1-4, Neocomian of Sens, France, 
\C. tlicrsitcs , pp. 610 & 611, taf. xxxv, Neocomian of Stramberg, n. spp. ; 
Jaekel (2). t C. nutans, Goldf. sp., German Jura; id. (2) pp. 605-610, 
taf. xxxiv. 
Dclocrinus, n. g., pp. 9-12, \ Poteriocrinus hemispkccricus, Shumard ; 
fEupachycrinus craigi, Meek & Worthen, \E. fayettensis, Worthen, 
