320 



PISCES. 



Icanthos, and its etymology is not ap- 

 parent unless it is from ama, together ; 



and kanthos, the felly of a wheel. 

 AsTBBOPTYCHius tenellus, St. John & 

 1^ "VVorthen (In press), Geo. Sur. 111., 



A'ol. 7, Up. Coa] Meas. [Sig. young, 



delicate.] 

 Batacanthus (?) neols, St. John & Worth- 

 ,3. en (In press), Geo. Sur. 111., vol. 7, 



Keokuk Gr. [Sig. death.] 

 Oatopterus macrurus is from the Triassio, 



and the specific name signifies long 



tailed. 

 Chitonodus, St. John & Worthen (In 



press), Geo. Sur. 111., vol. 7. [Ety. 



chiton, a, smock or coat ; odous. a tooth.] 

 I J. antiquvis, St. John & Worthen (In press). 



Geo. Sur. 111., vol. 7, Low. Burlington 



Gr. [Sig. ancient.] 

 latus, Leidy, 1856 (Coehllodus latus), 



Trans. Am. Phil. Soc, vol. 11, p. 87. 



PL 5, fig. 17, Keokuk Gr. [Sig. 



wide.] 

 liratus, St. John & Worthen (In press), 



Geo. Sur. 111., vol. 7, St. Louis Gr. 



[Sig. furrowed.] 

 rugosus instead of Poecilodus rugosvis, 



P. ornatus and P. convolutiis. 

 springeri, St. John & Worthen (In press), 



Geo. Sur. 111., vol. 7, Up. Burlington 



Gr. [Ety. proper name.] 

 tribulis, St. John & Worthen (In j)ress), 



Geo. Sur. 111., vol. 7, Keokuk Gr. 



[Sig. one of the same tribe.] 

 Oladodds occidentalis, Leidy, 1859, Proc. 



Acad Nat. Sci., Up. Coal Meas. 



[Sig. western.] 



(.loCHLiODUS is derived fi'om I'ocldias, any- 

 thing spiral ; odous, a tooth. 



crassus, Newberry & Worthen, is a syn. 

 for Sandalodus Isevissimus. 



Jatns, refer to Chitonodus latus. 



nitidus, Leidy. 1856, refer to Delto- 

 ptychius nitidup. 



nohilis, Newberry & Worthen, syn. for 

 Chitonodus latus. 

 ;J. obliquuB, St. John & "Worthen (In press), 

 Geo. Sur. 111., vol. 7, St. Louis Gr. 

 [Sig. oblique] 



(icj-ldciitnlis, Leidy, 1856, refer to Del- 

 todus occidentalis. 



validus, St. John & Worthen fin press), 

 Geo. Sur. 111., vol. 7, Kaskaskia Gr. 

 [Sig. strong, stout.] 



A'anhornii, St. .John & Worthen (In 

 press), Geo Sur. 111., vol. 7, St. Louis 

 Gr. [Ety. proper name.] 

 CoPODf'.s pusillus, St. John & Worthen (In 

 press), Geo. Sur. 111., vol. 7, Kaskas- 

 kia Gr. [Sig. very small.] 

 / 3 .vanhornii, St. John& W(jrtlien (In press), 

 Geo. Sur. 111., vol. 7, St. Louis Gr. 

 [Ety. proper name.] 

 (.'tenacanthus buttersi, St. John & "Worth- 

 en (In press), Geo. Sur. 111., vol. 7. 

 [Ety. proper n me.] 

 / 3.cann,aliratus, St. Jolin ct AN'orthen (in 



"/ 



press), Geo. Sur. 111., vol. 7, Kaskas- 

 kia Gr. [Sig. reed furrowed.] 

 Ctenaoanthus costatus, refer to Eunema- 



canthus costatus. 

 O .coxanus, St. John & Worthen (In press), 



Geo. Sur. 111., vol. 7, Keokuk Gr. 



[Ety. proper name.] 

 deflexus, St. John & Worthen (In press), 



Geo. Siir. 111., vol. 7, St. Louis Gr. 



[Sig. deflexed ] 

 harrisoni, St. John & Worthen (In press), 



Geo. Sur. 111., vol. 7, St. Louis Gr. 



[Ety. proper name.] 

 pellensis, St. John & Worthen (In press), 



Geo. Sur. 111., vol. 7, St. Louis Gr. 



[Ety. proper name.] 

 Ctenodus dlalophus. Cope, 1878, Pal. 



Bull. No. 29, Permian. [Sig through 



the neck.] 

 ir. fossatus. Cope, 1877, Proc. Am. Phil. 



Soc, Permian. [Sig. dug out.] 

 gnrleianus. Cope, 1877, Proc. Am. Phil. 



Soc., Permian. [Ety. proper name.] 

 periprion. Cope. 1878, Pal. Bull. No. 29, 



Permian. [Sig. a round saw.] 

 porreetus, Cope, 1878, Pal. Bull. No. 29, 



Permian. [Sig. prolonged.] 

 pusillus. Cope, 1877, Pal. Bull. No. 26, 



Permian [Sig. very small.] 

 Ctenoptychius digitntus, Leidy, 1856, 



Trans. Am. Phil. Soc, vol. 11, St. 



Louis Gr. [Sig. digitated.] 

 semicircularis, refer to Peripristis semi- 



circularis. 

 Deltodopsis, St. John & Worthen (In 



press), Geo. Sur. 111., vol. 7. [Ety. 



from the resemblance to the genus 



Deltodus.] 

 )3.affinis, St. John it Worthen (In press), 



Geo. Siir. 111., vol. 7, Warsaw Gr. 



[Sig. near to.] 

 angusta, Newberry & Worthen, instead 



of Deltodus angustus. 

 hialveata, St. John & Worthen (In 



press), Geo. Sur. 111., vol. 7. Up. 



Burlington Gr, [Sig. twice hollowed 



out.] 

 convexa, St. John it Worthen (In 



press), Geo. Sur. 111., vol. 7, Up. 



Burlington and Keokuk Gr. [Sig. 



convex.] 

 convoluta, St. John & Worthen (In 



press), Geo. Sur. HI., vol. 7, Up. 



Burlington Gr. [Sig. convoluted.] 

 exornata, St. John & Worthen (In 



press), Geo Sur. 111., vol. 7, Warsaw 



Gr. [Sig. adorned.] 

 keokuk, St. John & Worthen (In press), 



Geo. Sur 111., vol. 7, Keokuk Gr. 



[Ety. proper name ] 

 stludovici, St. John & Worthen (In 



press), Geo. Sur.. III., vol, 7, St. Louis 



Gr. [Ety. proper name ] 

 Deltodus alatus; Newberry & Worthen, 



syu. for Chitonodus latus. 

 avi/iilaris. Newberry & Worthen, syn. 



for Orthopleurodus carbonarius. 

 niHjiistus, refer to Drltodopsis angusta. 



