CRINOIDEA. IV, F. 
JEch. 59 
t Agaricocrinus : — A. americanus , refigured (p. 168), A. brevis (p. 167), 
A. pentagonus, refigured (p. 167), A. planoconvexus, re figured (p. 167), 
A. wortheni (p. 168) ; Keyes (70). 
A. arcula, Tennessee (p. 30), A.prnfundus , Tennessee (p. 26), A. tugurium , 
Brown Co., Ky. (p. 28), Keokuk Group ; Miller (114) Bull. Illinois 
Mus. vi : n. spp. 
■\ Agassizocrinus : — A. sp., Stringocephalenkalk ; Holzapfel (61) p. 301. 
A. dactyliformis ; Keyes (70) p. 221. 
fA griocrinus : — A. gracilior , Roemer, olira Cyathocrinus pars; Jaekel 
(67) p. 105. 
■\ A griocrinus, n. g., with typo A.frecln (p. 103), and A. inermis (p. 105), 
Lower Devonian Hunsruckschiefer of Bundenbach ; Jaekel (67) 
Pal. Abh. vii : n. spp. 
f Allagecrinus americanus , base of Kinderhook Group, Louisiana, Mo. ; 
Rowley (140) Amer. Geol. xvi, p. 219, n. sp. 
f Amphoracrinus : — A. diver gens , refigured ; Keyes (70) p. 166. 
A. sedaliensis, Chouteau Limestone, Sedalia, Mo.; Miller (115) Bull. 
Illinois Mus. vii, p. 54, n. sp. 
Antedon, discussion of the value of P. H. Carpenter’s arrangement of 
his Groups according to number of arms, and proposed arrangement 
according to ambulacrals and inter-primibrachial sutures ; Hartlaub 
( 54) p. 136. A. abyssicola ?, 1772 fms., near Malpelo Id., G. of 
Panama, with a Mucronalia parasitic ; op. cit. p. 146. A. anceps ; 
Koehler (77) p. 420. A. andersoni , Hartlaub, description and 
opinion confirmed iu opposition to Carpenter’s ; Koehler (73) 
p. 287. A. celticus, floating ; Bather (6). A. crassispina (p. 420), 
A.finschii (p. 419) ; Koehler (77). A. imparipinna ; Koehler (73) 
p. 288. A. ludovici , variations from Amboyna specimen described 
by Hartlaub ; op. cit . p. 286. A. milberti ; Koehler (77) p. 418 : 
large specimen ; Koehler (73) p. 288. A. petasus ; Grieg (49) p. 5. 
A. phalangium ; Marenzeller (104) p. 129. A. rhomboidea, varia- 
tions from Carpenter’s figure ; Hartlaub (54) p. 138. A. rosacea , 
spermatogenesis; Field (38) : development of larva ; Bury (17) 
pp. 86-88 : larva described ; Hornell (62). A. tenella , varying 
extent in Stromf jorden ; Grieg (49) p. 5. f A. thiollierei, from 
Cirin, described and figured ; Loriol (88) p. 3. A. variipinna ; 
Koehler (77) p. 419. 
A. agassizii , Mariato Point in G. of Panama, 782 fms., and Galapagos 
Is., 327 & 684 fms., dimorphic arm-characters, Basicurva Group; 
Hartlaub (54) Bull. Mus. Harvard, xxvii, No. 4, p. 131. A. bigradata , 
Mariato Point in G. of Panama, 555 fms., and between Chatham 
and Hood Is., 385 fms., Tenella Group ; op. cit. p. 145. A. macrodiscus t 
Misaki, Japan, 3 fms., Milberti Group ; Hara (53) Zool. Mag. vii, 
p. 115. A. parvula, Cocos Is., 978 fms., Tenella Group; Hartlaub 
( 54) Bull. Mus. Harvard, xxvii, No. 4, p. 144. A. subtilis , Gaspar 
Str., Java Sea, Palmata Group ; op. cit. p. 151. A. tanneri, entrance 
to G. of Panama, 286 fms., Eschrichti Group ; op. cit. p. 141 : n. spp. 
