CRINOIDEA, CYSTIDEA. (iV, F, G.) Echin. 93 
t Stereocrinus : — S. barrisi ; Wood (291) p. 79. S.l indianensis , notes; 
Rowley in Greene (104) p. 182, pi. liv. 
t Strotocrinus ; Delage (54) p. 385, fig. 
t Synerocrinus ; Delage (54) p. 388, fig. 
\Taxocrinus\ loc. cit., fig. T. lobatus-, Wood (291) p. 81. 
Thaumatocrinus ; Delage (54) p. 395, fig. 
+ Thylacocrinus ; Delage (54) p. 386, fig. T. clarkei ; Clarke & Luther 
'(40) p. 52. 
t Tripleurocrinus n. g. of Gasterocomidae (p. 56), with genotype T. levis 
n. sp., Onondaga Limest., New York (p. 57 pi. xvi) ; Wood (291). 
t Tylocrinus n. g. of Periechocrinidae , with genotype T. novus n. sp., 
Devonian, Upper Traverse Limest., Michigan, abnormality; Wood 
(291) p. 66, pi. xvi. 
t Uintac.rinus ; Jaekel(132): descr.; Delage (54) p. 389. U. sp. ; Dibley 
(62): Hinde (125): Rowe (235) p. 293: Wright (294). U. socialis ; 
Schuchert (248) pi. ciii: Whiteaves (285). 
+ Uintacrinusinae defined ; Delage (54) p. 389. 
t Vasocrinus sculptus; Wood (291) p. 81. 
(G.) t CYSTIDEA* * 
(including Edrioasteroidea). 
Cystoidia divided into Orders Amphorida, Rhombiferida , Diploponda , 
Edrioasterida ; Delage (54) p. 405. 
Agelacrinus ; Delage (54) p. 415, fig. A. chapmani ; Ami (7) p. 61. 
A. cincinnatiensis , anat. ; Spencer (264). 
Amphorida Order defined, with Famm. Aristocystis -, Anomalocystis -, 
Malocystis -, & Comarocystis-inae ; Delage (54) p. 405. 
Anomalocystis , diagnosis, alleged anus, distinguished from Ateleocystis & 
Placocystis (p. 205), A. cor nut us descr. (p. 206, pi. xl, fig.), A. (?) 
disparilis descr. (p. 207, fig.) ; Schuchert (249). 
Anomalocystisinae defined with list of genera ; Delage (54) p. 407. 
Apiocystinae , vide Tetracystis. 
Apiocystis , diagnosis, distinguished from Lepocrinites- \LepadocrJ\ & 
credited with A. pentrematoides , Pseudocr. oblongus pars, & A. elegans ; 
Schuchert (249) p. 210. A. canadensis , vide Callocystis. A. elegans , 
specimen from Hamilton, Ont., descr. (p. 212, pi. xxxiv), A. ? huronensis , 
holotype descr. (p. 212) ; Schuchert (249). A. imago , vide Hallicystis. 
A.1 tecumseth , rejected; Schuchert (249) p. 211. 
Aristocystis descr. ; Delage (54) p. 407, figg. 
Aristocystisinae defined with list of genera ; Delage (54) p. 407. 
A steroblastus ; Delage (54) p. 413, figg. 
Blastoidocrinus ; Delage (54) p. 413. 
Bolboporites americanus ; Ami (8) p. 140. 
Galix ; Delage (54) p. 407 & fig. 
Callocystis diagnosis, incl. Antliocystis (p. 242), C. canadensis (Bill, sub 
Apiocystis ) inch G. tripectinatus Ringueb. (p. 245, pi. xxxiv), C.jewettii 
descr. (p. 243 & fig., pi. xxxiv) ; Schuchert (249). 
Garpoidea , summary of Jaekel’s classification, which is rejected; Delage 
( 34) p. 406. 
Caryocrinusinae defined with list of genera, Delage (54) p. 411. 
Garyocystis ; Delage (54) p. 410, fig. 
f All extinct. 
* Names that are sometimes given the termination -ites (e.g. Anomalocystites) 
are here treated as always ending in -us, -a, or -is, as the case may be. 
