26 BULLETIN 88, UNITED STATES NATIONAL MUSEUM. 



Schuchertia stellata (Billings) 196 



Siluraster Jaekel 65 



S. perfectus Jaekel 66 



Spaniaster Schondorf 95 



S. latiscutatus (Sandberger) 96 



Squamaster Ringueberg 249 



S. echinatus Ringueberg 249 



Stenaster Billings 163 



Stenaster Billings (part)= Urasterella 173 



8. {?) confluens Trautschold 167 



aS. (f) coronella (Salter) 167 



S. grandis Meek= Urasterella grandis 180 



S. huxleyi Billings= Urasterella huxleyi 182 



S. (?) obtusus (Forbes) 167 



S. pulchellus Billings= Urasterella pulchella 178 



S. salteri Billings 165 



Stiirtzaster Etheridge 252 



S. colvini (Salter) 253 



S. cygnipes (Salter) 253 



S. marstoni (Salter) 253 



S. (?) mitchelli Etheridge 254 



Sturtzura Gregory 236 



S. brisingoides (Gregory) 236 



S. leptosoma (Salter) 237 



aSS lejnosomoides Chapman 237 



Sympterura Bather 256 



S. minveri Bather 256 



Tseniaster Billings 216 



T. australis 'McCoy— Sturtzura brisingoides 236 



T. q]lindricus (Billings) 220 



T. elegans Miller 221 



T. meafordensis Foerste 221 



T. schoharix Ruedemanu 220 



T. spinosus (Billings) 219 



Teemura Gregory= Txniaster 216 



T. cylindrica Gregory = Tseniaster cylindricus 220 



Tetraster Nicholson and Etheridge 167 



T. asperrimus Nicholson and Etheridge= Urasterella (?) asperrima 187 



T. (?) imbricatus (Salter) 169 



T. ep. indet. Nicholson and Etheridge= Urasterella girvanensis 186 



T. loyville-ihomsoni Nicholson and Etheridge 168 



T. xoyville-ihomsoni Nicholson and Etheridge (-^0x1) = Hudsonaster batheri 65 



Tremataster Worthen and Miller 247 



T. (?) decheni (Dewalque) 248 



T. difficilis Worthen and Miller 247 



Trentonaster Sturtz^Schuchertia 195 



T. stellata Stxirtz=Schuchertia stellata 196 



Trichotaster plumi/ormis Wright. A 10-rayed asterid from the Wenlock lime- 

 stone at Dudley, England, in the collection of Dr. Grindrod. Insufficiently 

 described to be regarded as defined. See Quart. Journ. Geol. Soc, vol. 29, 

 1873, p. 421; also Woodward, Geol. Mag., dec. 2, vol. 1, 1874, p. 7 (listed as 

 Trochitaster plumi/ormis). 



Trimeraster Schondorf 134 



