64 Ech. 
XIV. ECRINODERMA. 
t Discoidea : — D. cylindrical Lam. sp., perignathic girdle ; Duncan & 
Sladen (71). D. occidental, Gabb ; Clark (36) p. 93. 
t Discoides, Klein, 1734, name maintained instead of Discoidea , Gray, and 
held to cover the unnecessary Pithodia , Pomel, and Echinites, Duncan; 
Lambert (145) p. 77. 
D. peroni, Aptian, Grandpr6, with varr. D. decoratus, Barrois, and D. 
conicus, Barrois, and variations in madreporite, Lambert, Bull. Soc. 
geol. (3) xx, p. 78, n. sp. 
t Dochmostoma, Duncau, limited ; Lambert (146) p. 69. 
Dorocidaris , Agassiz (3) p. 80. f D. coronoglobus , Quenst. sp., spines 
described and figured ; Sciilueter (236) p. 66. t D., cf. hirudo, 
Signoret, Lower Senonian, Hannover ; op. cit. p. 74. D. papillata, 
Leske ; Danielssen (62) p. 6, Steindaciiner (254) p. 446, 
fSiMONELLi (245) p. 228, +Toula (265) p. 291 : dorsal organ ; 
Leipoldt (148) p. 602 : colour ; Studer (256) pp. 22 & 29. +£>., cf. 
perornata , Forbes sp., Lower Turonian of Fleischer Camp, near Salz- 
gitter, p. 67 ; \D. pistillum , Quenst., spines described, p. 84 ; +D. cf. 
pseudopistillum, Cott., discussed, p. 76 ; t D. subvesiculosa , d’Orb. sp., 
discussed and considered not to occur in N. Germany, p. 67 ; +D. 
vesiculosa, Goldf. sp., described, figured, and discussed, p. 57 ; 
Sciilueter (236). 
tD. essenensis, Cenomanian, Essen, separated from Cidaris vesiculosa , p. 61, 
iD. herthae , Upper Senonian, Riigen, p. 81, Schlueter, Abh. Preuss. 
geol. Landesanst. Heft 5 : n. spp. 
t Dysaster siliceus , Quenst. ; Siemiradzki (244) p. 144. 
t Echinanthus ataxensis , Cott. ; t E. carinatus, Cott., p. 12 ; t E. gracilis , 
Cott., redescribed from more perfect specimens, p .13 ; \E. heberti , 
Cott., \E. poueehi , Cott., p. 12; t E. rayssacensis, Cott., p. 13, 
Roussel (226). E. rosaceus, Gr. ; Field (82) p. 84. +£7. subhemi- 
sphcericii8 , Ebert, roforred to Tristomantlius ; Bittner (21) p. 355. 
Echinarachnius mirabilis, Barnes sp. ; Meissner (181) p. 185. 
t Echinites, see Discoides. 
t Echinobrissus : — E. clunicularis , Lhwyd sp. ; Fox-Strangways (87) 
ii, p. 144: in Discoideen-mergel, near Basle; Greppin (103). E. 
damesi , Struckm.; Smith (250) p. 346. E. dimidiatus , Phill. sp. ; 
Fox-Strangways (87) n, p. 195. E. expansus , Clark, redescribed 
and now first figured ; Clark (36) p. 61 . E. goldfussi, Desor ; 
Siemiradzki (244) p. 144. E. orbicularis , Phill. sp. ; Fox-Strang- 
ways (87) ii, p. 144. E. scutatus , Lam. sp. ; op. cit. p. 195. E. sub- 
sitifensis , Per. Gauth. ; Ficiieur (81) p. 421. E. texanus , Clark, 
redescribed and now first figured ; Clark (36) p. 62. 
Echinocardium , Gray; Bell (16) p. 168. E. ( Amphkletus ) ovatum , 
Leske ; Danielssen (62) p. 5. E. australe, Gray sp. ; Meissner 
( 181) p. 185. E. cordatum , Penn. ; Bell (16) p. 169, Petersen 
( 216) p. 41 : parasitic Gregarine ; Cuenot (60). iE. depressum , 
Agass., Helvetian of Rhone Basin ; Depi^ret (64) p. 436. t E. 
dubium, Per. & Gauth., redescribed ; Cotteau (44) p. 665. E. 
