CRINOIDEA. (IV, F.) 
Echin. 91 
Ityocrinus descr. ; Delage (54) p. 392. 
Ityocrinusinac defined with list of genera ; loc. cit. 
t llystricrinus depressus ; Clarke & Luther (40) p. 65. 
\lchthyocrinus ; Delage (54) p. 388. 
t Ichthyocrinusinae defined with list of genera ; loc. cit. 
ilocrinus suberassus; Ami (7) p. 65. 
Isocrinus vide sub Pentacrinus. 
t Lampterocrinusl comptus n. sp., detached plates, Clinton group, Louisiana, 
Mo. ; Rowley (236) p. 279, pi. xvi. 
t Larviformida, Order, defined (p. 375) with Famm. Ilaplocrinus -, AUage- 
crinus-, & Stepk anocrin us-inae (p. 377) ; Delage (54). 
t Lecanocrinus hemisphericus n. sp., Niagaran, Ste. Genevieve co., Mo. ; 
Rowley (236) p. 271, pi. xvi. 
\ Lichenocrinus ; Jaekel (132). L. crateriformis ; Ami (7) p. 65. 
Lobolithus (vide etiam Camarocr.\ L. sp. ; Frig (88) : Probably a nodule ; 
Perner in Abstract, 
t Mariacrinus ; Delage (54) p. 383 & fig. 
\Marsupites ; Jaekel (132): descr.; Delage (54) p. 388. M. testudinarius ; 
Hinde (125): Rowe (235) p. 293: Wright (294). 
+ Marsupitesinae defined with list of genera ; Delage (54) p. 388. 
t Megistocrinus ; op. cit. p. 385, fig. M. abnormis , ornament; Wood (291) 
p. 63, pi. xv. M. circulus ?, divergences from type ; Rowley in 
Greene (104) p. 181, pi. liv. M. concavus ; Wood (291) p. 65. 
M. depressus; Clarke & Luther (40) p. 52, inch M. ornatus (p. 64), 
It. expansus , loss of arms (p. 66), M. farnsworthi (p. 64), M. latus 
(p. 66), M. multidecoratus (p. 65), M. nodosus, variations fr. type (p. 65) ; 
Wood (291). M. Ontario ; Clarke & Luther (40) p. 48, 52. M. 
regularis n. sp., Devonian, Mid. Traverse Limest., Michigan (p. 59, 
pi. xv), M. rugosus, variations fr. type (p. 63), M. sphacralis n. sp., 
Devonian, Mid. Traverse Limest., Michigan, also abnormity (p. 60, 
pi. xv); Wood (291). M. spinosidus ; op. cit. p. 65: notes; Rowley 
in Greene (104) p. 182, pi. liv. M. tuberatus n. sp., Devonian, 
Upper Traverse Limest., Michigan, also young; Wood (291) p. 57, 
pis. xv, xvi. 
\ Melocrinns ; Delage (54) p. 383, fig. M. clarkei (p. 62), M. gracilis 
(p. 52) ; Clarke & Luther (40). M. wittenbergensis n. sp., Delthyris 
Limest., Silurian, Wittenberg, Mo. ; Rowley (236) p. 274, pi. xvi. 
Metacrinus rotundus inch M. interruptus ; Sperry (265). 
f Millericrinus : — M. cf. adneticus ; Mariani (183) p. 153, 154. M. echinatus ; 
Strangways (266) p. 40, 49. M. escheri , M. goupilianus ; Maire 
(178). M. hausmanni\ Mariani (183) p. 154. M. horridus ; Maire 
(178). M. longimanus , M. mespiliformis , M. nobilis ; Walther (281) 
p. 165. M. nodotianus , M. regularise Maire (178). M. rosaceus ; 
Walther (281) p. 165. 
t Myrtillocrinus ; Delage (54) p. 380, fig. M. americanus ; Clarke & 
Luther (40) p. 43. 
t Parisocrinus ; Delage (54) p. 380, figg. 
t Pentacrinus [including Balanocr ., Cainocr., Isocri] ; op. cit. p. 394, figg. 
P. sp. ; Boehm (28) p. 7, pi. i. P. sp. columnars of special shape ; 
Rowe (235) p. 243, 293. P. alternans d’Orb; Loriol (162) p. 62. 
P. ambly scalar is ; Maire (178): Siemiradzki (255) p. 139. Cainocr. 
andreae & var. nov. major , descr. ; Leuthardt (152) p. 93, pi. ii, fig 
P. cf. andreae ; Madsen (176) pp. 172, 200, pi. vi. P. angulatus\ 
Schaefer (242) p. 31. P. annulatusP, Strangways (266) p. 67, 73. 
Isocr. australis , n. var. albascopularis , Upper Cretaceous, White 
Cliffs, N.S.W. ; Etheridge (74) p. 251, pi. xxviii. P. bajocensis ; 
Riche (228) p. 210. P. basaltiformis ; Mariani (183) p. 153, 154: 
Schaefer (242) p. 34: ZlatarskI (299). P. buchi ; Collet (44) 
