ECHINODERMATA. 



287 



111. St. Mus. Nat. Hist., Keokuk Gr. 



[Sig. tentacled.] 

 PoTERiocRiNUS teiiuidactylus, Worthen, 



1882, Bull. No. 1, 111. St. Mus. Nat. 



Hist., Keokuk Gr. [Sig. slender- 

 fingered.] 

 validus, Worthen. 1882, Bull. No. 1, 



111. St. Mus. Nat. Hist., Warsaw Gr. 



[Sig strong.] 

 varsouviensis, Worthen, 1882, Bull. No. 



1, 111. St. Mus. Nat. Hist., Warsaw 



Gr. [Ety. proper name.] 

 venustus, Worthen, 1882, Bull No. 1, 



111. St. Mus. Nat. Hist., Kaskaskia Gr. 



[Sig. beautiful.] 

 wachsmuthi refer to Graphiocrinus 



wachsmuthi. 

 wetherbyi, S. A. Miller, 1879, Jour. 



Cin. Soc. Nat. Hist., vol. 2, Kaskaskia 



Gr. [Ety. proper name.] 

 zethus, Williams, 1882, Proc. Acad. Nat. 



Sci., Chemung Gr. [Ety. mythologi- 

 cal name.] 

 Protaster flexuosus, Miller & Dyer, 1878, 



Jour. Cin. Soc. Nat. Hist., vol. 1, 



Utica Slate and Hud. River Gr. fSig. 



full of turnings.] 

 miamiensis, S. A. Miller, 1882, Jour. 



Cin. Soc. Nat. Hist., vol. 5, Hud. 



Riv. Gr. [Ety. proper name.] 

 Protasterina, Ulrich, syn. for Protaster. 

 Jimbriata, Ulrich, syn. for Protaster 



flexuosus. 

 Pterotocrinus acutus, Wetherby, 1879, 



Jour. Cin. Soc. Nat. Hist., vol. 2, 



Kaskaskia Gr. [Sig. acute.] 

 bifurcatus, Wetherby, 1879, Jour. Cin. 



Soc. Nat. Hist., vol. 2, Kaskaskia Gr. 



(Sig. bifurcated.] 

 cornigerus, refer to Talarocrinus corni- 



gerus. • 



sexlobatus, refer to Talarocrinus sexlo- 



batus. 

 spatulatus, Wetherby, 1879, Jour. Cin. 



Soc. Nat. Hist., vol. 2, Kaskaskia Gr. 



[Sig. spatulate.] 

 Retiocrinus gracilis, Wetherby, see Glyp- 



tocrinuR gracilis. 

 RfiODocRiNUS coxanus, Worthen, 1882, 



Bull., No. 1, 111. St. Mus. Nat. Hist., 



Keokuk Gr. [Ety. proper name.] 

 melissa, refer to Lyriocrinus melissa. 

 vesperalis. White, 1880, Proc. U. S., Nat. 



Mus., vol. 2, Upper Coal Meas. (?) 



[Sig. belonging to evening.] 

 Saccocrinus egani, S. A. Miller, 1881, 



Jour. Cin. Soc. Nat. Hist., vol. 4, Ni- 

 agara Gr. [Ety. proper name.] 

 infelix, Winchell & Marcy, 1865 (Megis- 



tocrinus infelix), Mem. Bost. Soc. 



Nat. Hist., Niagara Gr. [Sig. un- 

 happy.] 

 marcouanus, Winchell & Marcj^ 1365 



(Megistocrinus marcouanus), Mem. 



JBost. Soc. Nat. Hist., Niagara Gr. 



[Ety. proper name.] 

 necis, Winchell & Marcy, 1865 (Megis- 



tocrinus necis), Mem. Bost. Soc. Nat. 

 Hist., Niagara Gr. [Sig. death.] 

 Saccocrinus pyriformis, S. A. Miller, 

 1882, Jour. Cin. Soc. Nat. Hist., vol. 

 5, Niagara Gr. [Sig. pear shaped.] 



urniforniis, S. A. Miller, 1881, Jour. Cin. 

 Soc. Nat. Hist., vol. 4, Niagara Gr. 

 [Sig. urn shaped.] 

 ScAPHiocRiNUS carbonariiis, refer to Gra- 

 phiocrinus carbonarius. 



gibsoni, White, 1878, Proc. Acad. Nat. 

 Sci., Keokuk Gr. [Ety. proper name.] 



gurleyi. White, 1878, Proc. Acad. Nat. 

 Sci., Keokuk Gr-. [Ety. proper name.] 



macadamsi, refer to Graphiocrinus mac- 

 adamsi. 



rudis, refer to Graphiocrinus rudis. 



simplex, refer to Graphiocrinns simplex. 



spinifer, Wetherby, 1880, Jour. Cin. Soc. 

 Nat. Hist., vol. 3, Kaskaskia Gr. [Sig. 

 spine bearing.] 



spinobrachiatus, refer to Graphiocrinus 

 spinobrachiatus 



striatus, refer to Graphiocrinus striatue. 



tortuosus, refer to Graphiocrinus tortu- 

 osus. 



tcachsmuthi, refer to Graphiocrinus wach- 

 smuthi. 

 Scyphocrinus, Hall. This name was pre- 

 occupied by Zenker in 1833, and D'Or- 

 bigny proposed instead of it Cupulo- 

 crinus. 



heterocostalis refer to Cupulocrinus heter- 

 ocostalis. 

 Smjtalocrinus Wachsmuth & Springer, 1879, 

 Proc. Acad. Nat. Sci. [Ety. skutale, 

 a staff or club; krinon, a lily.] A 

 subgenus of Poteriocrinus of doubtful 

 utility. 



wachsmuthi, Wetherby, 1880, Jour. Cin. 

 Soc. Nat. Hist., vol. 3, Kaskaskia Gr. 

 [Ety. proper name.] 

 Steganocrinus concinnus instead of Ac- 

 tinocrinus concinnus 



sculptus. Hall, instead of Actinocrinus 

 sculptus. 

 Stephanocjrinus osgoodensis, S. A. Miller, 

 1879, Jour. Cin. Soc. Nat. Hist., vol. 

 2, Niagara Gr. [Ety. proper name.] 



pentalobus. Hall, 1879 (Codaster penta- 

 lobus),- Desc. New Spec. Foss., Ni- 

 agara Gr. [Sig. five lobed.] 



pulchellus. Miller & Dyer, 1878 (Codas- 

 ter pulchellus). Jour. Cin. Soc. Nat. 

 Hist., vol. 1, Niagara Gr. [Sig. beau-- 

 tiful.] 

 Stereocrixus, Barris, 1879, Proc. Daven- 

 port Acad. Sci., vol. 2. [Ety. stereos, 

 firm; A*n*«o?«, a lily.] 



triangulatus, Barris, 1879, Proc. Daven- 

 port Acad. Sci., vol. 2, Upper Ilelder- 

 berg Gr. [Sig. triangular.] 



triangulatus var. liberatus, Barris, 1879, 

 Proc. Davenport Acad. Sci., vol. 2, 

 Upper Helderberg Gr. [Sig. fur- 

 rowed.] 



