Pleu. 



710 



Vni ^ . 



Pleurotomaria hebe, Hall 

 14th Report, 1861, page 105 

 15th Report, 1862, plate 5, figs 

 8,9. Upper Heldei'ierg forma 

 tion^ VIII a. 



Pleurotomaria humilis. Hall, Trans. Alb 



Inst. Vol. 4, 1856. Whitfield, Bull. 3, Amer. Mus 



1882, plate 9, fig. 3. Collett's, 1882, page 353 



I plate 32, fig. 3, enlarged four times^ view from 



'ri above. — Spergen hill, etc., Ind. Siibcarh. XI, 



Pleurotomaria indenta, Hall, Pal. N. Y. Vol, 

 1, 1847, who identifies Emmons' unnamed figure. 

 Geol. N. Y., 2d District, 1842, page 396, fig. 107, 5, 

 from the Trenton limestone, II c. 



Pleurotomaria inexpectans, Hall & Whitf. Pal. Ohio, 

 Vol. 2, 1875, page 117, plate 5, fig. 7, a specimen with the mark- 

 ings of another more perfect one used to complete the figure. 

 Closely related to P, hebe^ Hall, and also to P, sulcomargi" 

 nata^ Conrad. The only species of this type of the genus 

 known in America in strata older than Upper Helderlerg^ 

 diifering from the two named by its high spire. Clinton iron 

 orein Clinton Co., 0. — Va. [For iigure see Appendix,] 



Pleurotomaria itys. See P, lineata. VIII c, 



Pleurotom.aria kearneyi, Hall. 14th An. Rt. 1861, p. 



105 ; 15th An. 

 Rt. 1862, pi. 4. 

 fig. 14. — Upper 

 Helderh erg 

 formation ,^ 

 VIII a. 



Note. S. A. 

 Miller makes 

 this a synonym 

 o f Palmotro- 

 chus kearneyi. 



"''^■iiiiiwiiiiBiiiir 

 HalL 



