BAT. — CAT,.] 



ECHINODERMA TA. 



675 



Fig. 1214.-Batocrinus 

 icosidactylus. 



Batocrinus agnatus, B. boonvillensis, B. 



crawfordsvillensis, B. decoris, B. gorbyi, 

 B. gurleyi, B. medi- 

 ocris, B. pulchel- 

 lus.B. spergenensis, 

 B. venustus, S. A. 

 Miller, 17th Rep. 

 Geo. Sur. Ind., pp. 

 53, 60 to 68. All 

 from the Keokuk 

 Gr. except B. de- 

 coris and B. sper- 

 genensis, which are 

 from the Warsaw 

 Gr. 

 bulbosus, B. davisi, 

 B. gurleyi, B. in- 

 flatus, B. rotaden- 

 tatus, B. sweeti, 

 and B. abscissus, 

 Rowley and Hare, 

 1891, Kansas City 

 Scientist, vol. 5, 

 pp. 102 and 114 to 

 117. B. abscissus, 



gurleyi, and sweeti are from the Keo- 

 kuk Gr., B. davisi from the Kaskas- 



kia Gr., and the others from the Bur- 

 lington Gr. 

 cantonensis, B. facetus, 



B. jucundus, B. mar- 



inus, B.poculum, Miller 



and Gurley, 1890, Desc. 



New Gen. and Spec. 



Echinodermata, pp. 19, 



20, 34 to 36, B. jucundus 



and B. marinus were 



published in the Jour. 



Cin. Soc. Nat. Hist., vol. 



13, pp. 19 and 20, and 



all were republished in 



the 16th Rep. Geo. Sur. 



Ind.„ pp. 340, 341, 352, 



353, and 354. B. poc- 



ulum is from the Kin- 



derhook Gr., the others 



from the Keokuk Gr. 

 calvini, Rowley, 1890, Am. 



Geol. vol. 5, p. 146, Bur- 

 lington Gr. 

 brittsi and B. comparilis, S. A. Miller, 



1892, Advance Sheets 18th Rep. Geo. 



Sur. Ind., pp. 32 and 33, Burlington Gr. 



Fig. 1215.— Bat- 

 ocrinus irreg- 

 ularis. 



Fig. 1216.— Blairocrinus arrosus. Basal and sum- 

 mit views. 



and B. decrepitus, p. 34, Keokuk Gr., 

 and B. blairi, p. 39, Burlington Gr. 

 divalis, S. A. Miller, 1892, Advance 



Sheets 18th Rep. Geo. Sur. Ind., p. 22, 

 Keokuk Gr., and at same place repub- 

 lished B. icosidactylus and B. irreg- 

 ularis. 



Belkmnocrinus sampsoni, S. A. Miller, 1890, 

 Bull. No. 4, Geo. Sur. Mo., p. 26, Bur- 

 lington Gr. 



Blairocrinus, S. A. Miller, 1891, Advance 

 Sheets 17th Rep. Geo. Sur. Ind., p. 69. 

 [Ety. proper name; krinon, lily,] Calyx 

 low, saucer-shaped, but not depressed at 

 the base. Surface deeply sculptured and 

 bears radial ridges, though the inter- 

 radial ridges are not sunken; vault 

 elevated above the arm openings, more 

 or less convex above, with a short sub- 

 central proboscis, having an opening on 

 top, surrounded by numerous small 

 plates. Basals, 3, forming a flat hex- 

 agonal disc ; primary radials, 3x5; 



Fig. 1217.— Blairocrinus trijugis. Basal, summit, 

 and side views. 



secondary radials, 1 x 10, axillary ; 

 tertiary radials, 1 x 20 ; regular inter- 

 radials, one large plate resting upon 

 the first radials, followed by one or 

 two ranges of two plates each, and these 

 by two elongated plates that connect 

 with the plates of the vault. First 

 azygous plate in line with the first 

 radials, followed by ranges of two 

 plates until they connect with the plates 

 of the vault. Type B. trijugis, de- 

 scribed at the same time and place 

 from the Chouteau limestone, 

 arrosus and B. bullatus, S. A. Miller, 1892, 

 Advance Sheets 18th Rep. Geo. Sur. 

 Ind., p. 41, Chouteau limestone. 



Calceocrinus should be corrected, p. 230, 

 ninth line from the top, so as to read 

 "three" instead of "four" anchylosed 

 plates, 

 indianensis. S. A. Miller, 1891, Advance 

 Sheets 17th Rep. Geo. Sur. Ind., p. 

 35, Niagara Gr. 



Callickinus, D'Orbigny, 1850, Prodrome Pal. 

 Stratigraphique, 1, p. 45. [Ety. kallos, 

 beautiful; krinon, lily.] Body oblong, 

 cylindrical ; calyx cup-shaped, base ex- 

 cavated for the insertion of the column. 

 Basals4, unequal, cuneate; nosubradials; 

 radials 3x5; first one hexagonal, trans- 

 verse, arcuate below ; second one short, 

 quadrangular; third, pentagonal, axil- 

 lary ; secondary radials, 2 x 10, the sec- 

 ond axillary and supporting the arms, 

 which are composed of a double series 

 of plates bearing pinnules ; first inter- 

 radial large, decagonal, bearing two 

 elongated plates in the second series, 

 like Eucalyptocrinus ; vault and pro- 

 boscis as in Eucalyptocrinus ; surface 



