REVISION OF PALEOZOIC STELLEROIDEA. 25 



Protaster decheni Dewalque= Tremataster (?) decheni 248 



P. elegans Parks= Txniaster elegans 221 



P. flexuosus Miller and DyeT=Alepidaster flexuosus 231 



P. forbesi Hall= Hallaster forbesi 255 



P. (?) granuliferus lAeek=Alepidaster granuliferus 230 



P. (?) gregarius Meek and Worth en =Aganaster gregarius 264 



P. groomi Sollas and Sollas 227 



P. leptosoma Salter =Sturtzur a leptosoma 237 



P. miamiensis Miller =Alepidaster miamiensis 233 



P. miltoni SalterLapworthura miltoni 251 



P. (Ophiura)obtususEichwald. Unknown to the writer. See Schichtensystem 



Esthland, p. 193; Lethsea Rossica, p. 661; and Woodward, Geol. Mag., dec. 



2, vol. 1, 1874, p. 7 (listed only). Siluric of Russia. 

 P. petri Salter. Unknown to the writer. See Salter, Cat. Mus. Pract. Geol., p. 30; 



and Woodward, Geol. Mag., dec. 2, vol. 1, 1874, p. 7 (listed only). Probably 



Bala, Church Stretton, England. 



P. ( f ) salteri (Salter) 227 



P. sedgwickii Forbes 225 



P. (?) stellifer Ringueberg 228 



P. (?) whiteavesianus Parks 227 



Protasteracanthion Stiirtz= Urasterella 173 



P. primus Stiirtz= Urasterella asperula 188 



ProtasterinaUlrich==.47epw/aser 228 



P . fimbriata Ulrich=Alepidaster fiexuosus 231 



P. flexuosa 3aio.eB=Alepidaster fiexuosus 231 



Protoeuryale C. F. Roemer=a crinid. 



Protopalseaster Hudson= Hudsonaster 53 



P. caractaci Spencer= Mesopalseaster caractaci 92 



P. nanawayi Hudson = Hudsonaster narrawayi 59 



Pseudopalasterina Sturtz 156 



P.follmanni (Sturtz) 157 



Ptilonaster Hall 239 



P. princeps Hall 240 



Bhenaster Schondorf 133 



R. schwerdi Schondorf .,*. 133 



Rhodostoma Sollas and Sollas =Sturtzura .7. 236 



R. leptosoma Sollas and Sol\&s=Sturtzura leptosoma 237 



Rhopalocoma Salter 254 



R. pyrotechnica Salter 254 



Roemeraster Stiirtz= Urasterella 173 



R. ( ?) acuminatus Sturtz = Mesopalseaster ( ?) acuminatus 93 



R. asperula Stiirtz= Urasterella asperula 188 



Salteraster Stiirtz= Urasterella * 173 



S. asperrimus Stiirtz= Urasterella (?) asperrima 187 



Schoenaster Meek and Worthen 202 



S. fimbriatus Meek and Worthen 204 



S. (?) legrandensis Miller and Gurley 206 



S. (?) montanus Raymond 207 



S., new species 206 



S. (?) wachsmuthi Meek and Worthen 205 



Schuchertia Gregory 195 



S. laxata, new species 198 



S. ordinaria, new species 199 



