386 Proceedings of the OJiio State Academy of Science. 



EUMETRIA MARCYr— Shumard. 



1852. Terebratula serpentaria ? Owen, Geol. Rep. Wis., Iowa and Minn., 

 tab. 3 A, fig. 13, (Not deKoninck). 

 Carboniferous: Skunk River, Iowa. 

 1854. Terebratula niarcyi. Shumard, Marcy's Rep. U. S. Expl. Red 

 River of Louisiana, p. 177, pi. 1, figs. 4a, b. 

 Carboniferous: Washington ?nd Crawford counties, Arkansas. 

 1856. Retzia J'enicuUaiia. Hall, Trans, Albany Inst., Vol. IV, p. 9. 

 St. Louis limestone : Bloomington and Spergen Hill, Indiana. 

 1858. Retzia veniciiUana. Hall, Geol. Iowa, Vol. I, pt. II, p. 057, pi. 23, 

 figs. 1 a-d. 

 Warsaw limestone: Spergen Hill and Bloomington, Indiana. 

 1858. Retzia vera. Hall, Geol. Iowa, Vol. I, pt. II, p. 704, pi. 27, fig. 3a. 



Kaskaskia limestone : Chester, Illinois. 

 1858. Retzia vera var. costata. Hall, Geol. Iowa, Vol. I, pt. II, p. 704, 

 pi. 27, figs. 3b, c. 

 Kaskaskia limestone: Chester, Illinois. 



1882. Eitmetria V crneiiilana. Whitfield, Bull. Am. Mus. Nat. Hist. Vol. 



I, p. 50, pi. (i, figs. 28-30. 

 St. Louis group : Spergen Hill, Paynter's Hill and Bloomington, 

 Indiana ; Alton, Illinois. 



1883. Enmetria verneuiliana. Hall, Ind. Dept. Geol. Nat. Hist., 12th 



Rep., p. 335, pi. 29, figs. 28-30. 

 St. Louis group : Spergen Hill, Lanesville and Bloomington, In- 

 diana. 



1884. Retzia Verneuiliana. Walcott, LT. S. Geol. Surv., Mon. VIII, p. 



220, pi. 7, figs. 5, 5a. 

 Lower Carboniferous: Little Belt Mountains, Montana. 

 .1894. Eunictria Verneuiliana. Hall and Clarke, Int. to Study of Brach., 

 pt. II, pi. 37, figs. 1-4, 6, 10. 

 St. Louis group : Spergen Hill, Indiana. 

 1894. Retzia -rcrneuiliana. Keyes, Mo. Geol. Surv., Vol. V, p. 95. 



St. Louis limestone: St. Louis, Missouri. 

 1894. Enmetria vera var. costata. Hall and Clarke, Int. to Study of 

 Brach., pt. II, pi. 37, figs. 5, 11. 

 Chester limestone: Chester, Illinois; Crittenden County, Kentuck3\ 

 1894. Enmetria vera. Hall and Clarke, Int. to Study of Brach., pt. II, 

 pi. 37, figs. 8, 12. 

 Chester limestone : Crittenden County, Kentucky. 

 1894. Ret.cia vera. Keyes, Mo, Geol. Surv., Vol. V, p. 95. 

 Kaskaskia limestone: St. Marv, Missouri. 



