121 



Orthis (Dalmanella) testudinabia, Dalman. 



Orthix testudinaria, Daimsm . . .182S. Kongl. Svenska Vet. -Acad. Handl. for 1827, 



p. 115, pi. 2, fig. 4. 

 " " Conrad.. .18.39. Ann. "Rep. N. Y. Geol. Surv., p. 63. 



Orthis striahda, Emmons 1842. Geol. N. York, Rep. vSecond Uistr., p. 394, 



fig. 3. 

 Orthis textudinaria(?)'Em-mons.lS4:'2. Ibidem, p. 404, fig. 4. 



Orthis testudinaria, Hall 1847. Pal. N". York, vol. I., p. 117, pi. 32, fig. 1, and 



p. 288, pi. 79, fig. 4. 

 " " Billing^. ..1856. Canad. Nat. and Geol., vol. I., p. 40, fig. 1. 



...186.3. Geol. Canada, p. 165, fig. 144. 

 (And of numerous North American and European palfeontologists. ) 



Lower beds, Dr. R. W. Ells, 1875, Dr. R. Bell, 1879, and T. C. Wes- 

 ton, 1884 : abundant. Upper beds, T. C. Weston, 1884 : numerous 

 natural casts of the interior of the valves. 



Rhynchoteema in^qdivalvis, Castelneau. (Sp.) 



Spirifer inrequivalris, Castelneau .... 1843. Essai sur le Systeme Silur. de I'Ameriq. 



Septentr., p. 40, pi. 14, fig. 8. 

 Atrypa increbescens (partim). Hall. . . 1847. Pal. N. York, vol. I., pp. 146, 289, pi. 33, 



figs. 13, a-h. 

 Ehynchmiella increhescens (partim), 



Billings Canad. Nat. and Geol., vol. I., p. 207, figs. 



11-14. 

 Shy nchondla increhescens, Billings.. ,1863. Geol. Canada, p. IS, fig. 153. 

 Ehyiichotrema intquivalvis, Winchell 



& Schuchert 1893. Lower Silur. Brachiop. Minn., p. 459, pi. 



34, figs. 9-25. 



Upper beds, T. C. Weston, 1884 : well preserved natural casts of the 

 interior of two perfect shells. 



Rhynchoteema capax, Conrad. (Sp.) 



Atrypa, capax, Canrii,A 1842. Journ. Ac. Nat. Sc. Phil., vol. 



VIII., p. 264, pi. 14, fig. 21. 

 Atrypa inrrehe.-<ce IIS (partim) 'K&W 1847. Pal. N. York, vol. I., p. 146, pi. 



33, figs. 13 i, and 13, h-y. 

 " " " Billings 1856. Canad. Nat. and Geol., vol. I, p 



207, figs. 15-16. 

 i?A2/mc/io!ierta J«'Teie.s'ce«.i- (partim) Hall. . .1862. Geol. Wisoons., vol. I., p. 55, 



figs. 5-7. 



Rhynchonella capax, Billings 1863. Geol. Canada, p. 21 1 , figs. 213, a-c. 



Rhynchotrema capax, Winchell and 



Schuchert 1893. Lower Silur. Brachiop. Minn. , 



p. 462, (which see for a complete list of 



synonyms of this species) pl.34,figs.30-3 



