396 



Viscount d'ARCHiAC and M. de Verneuil's 



1 



Genera and 



Authors and References. 







c 













Species. 









■- 





j= 



"Localities in Europe. 



Elsewhere. 



O 



The numerals refer to Species described and figured in 



«* 





o 





d 











this Memoir. 



• 



£ 













S5 







if} 



a 



Q 



Q 









21. 

 22. 



Orthis interstrialis ... 

 — lens 



Phil pal fos 26 f 103 







* 







Barton. 



Hope, near Torquay. 



Eifel. 





Phil. pal. fos ib 26 f 110 







23. 





Strophomena id. Bronn, Leth. Geog. 2. f. 7 ; 

 Productus elegans, de Hiipsch, Naturg. 













Kentucky. 























Niederd. 1. f. 78 ; Stein. Mem. Soc. Geol. 





















France, t. i. p. 361 ; Tab. Nos. XXXVI. 







* 















4 a. ante, p. 372. 

















24. 



— longisulcata 



Phil pal fos 26 f 105 













Linton, Watersmeet, Woodabay. 

 Ludlow, Ems, Daun, Griinenwald, 





25 



Sow. Sil. Syst. 3. f. 12, d, and 5. f. 15 





























Ehrenbreitstein, banks of Moselle,S.; 





















Horeb Chapel, Eifel, D. 





26 

















Volkof. 





27. 

















Eifel. 







iv.p.217; Tab. Nos.XXXVI.5 a, 6.p. 372. 

















28. 



— Murchisoni 



nob. Tab. Nos. XXXVI. f. 2. ant^, p. 371.... 



* 









... 



Siegen. 





29. 



Tinrlpifnrniis 



.^rblnt ("rnll 'I • rip Rnph Mpm Rnr G^ol 













Eifel. 







France, t. iv. p. 212. (only a cast) 

















30. 

 31 



— orbicularis 



Sow Sil Syst 5. f. 16 



* 







... 



... 



Ludlow, &€., S. 

 Ferques. 



State of New 

 York. 











f. 8. p. 255. 















32 





J. Sow. Tab. XXXVIII. f. 10. posteci, p. 400. 



id. Tab. XXXVIII. f. 11. posted , p. 409 



Phil nal fos 26 f 100 













Haiger Siilbach, near Dillenburg. 

 ib. 





33. 

















34. 

 35 



— pa,rcillela. 







* 



... 



... 



Petherwin, Pilton, Brushford. 

 Braubach, Heissenstein, Niederosbach, 



North Ame- 



— pecten 



Dalm., His. 20. f. 6 ; Sow. Sil. Syst. 21. f. 9 ; 

 J. Sowerby, Tab. XXXVIII. f. 9 ? posted, p. 

 409. 





















mouth of Lahn, Siilbach (Hartz), 



rica. 

















Gottland, East Gottland, Mondre- 





















puis, Horderley, Shropshire, &c. 





36 





Sow. Geol. Trans, vol. v. 53. f. 10 ; Phil. pal. 

 fos. 26. f. 108. 













Barnstaple, Brushford, Ashburton, 

 Meadfoot Sands. 





















37. 



— productdides 



Murch. Bui. Soc. Geol. de France, t. xi. 2. 







* 







Ferquts, Couvin, Eifel, Voroneje. 













f. 7. p. 254. 

















38. 





de B. Mem. Soc Geol. de France, t. iv. ; 













Sotenich, Gottland, St. Petersburg, S.; 

 Plymouth, Newton, Verviers, Eifel, 



Mount Cat- 







Leptaena id. Dalm., His. 20. f. 2 ; Phil. pal. 













skill, Tren- 







fos. 24. f. 95 ; Sow. Geol. Trans, vol. v. 56. 













D. 



ton Falls, 







f. 4; Strophomena id. Bronn, 2. f. 8; de 















Pennsylva- 







Hiipsch, loc. cit. supra; id. Rafinesque; 















nia. 







Lept. depressa. Sow. Min. C. 459. f. 3. 

















39. 





Hp RnrVi IVrpm ^nr frpn! rip Kranrp t iv 













Schweidnitz (Silesia). 







(an Lept. id. Sow. Sil. Syst.) 















40. 



— Sedewickii 



nob. Tab. Nos. XXXVI. f. 1. ante p. 371.... 

 Sow. Sil. Syst. 21. f. 7 ; Miinst. Beitr. H. 3. 











... 



Siesen, Landerskron. 





41. 



— semicircularis 





* 





... 





Cornden or Shelve Hills, S.; Pilton, 









14. f. 16. 













Schiibelhammer, D. 





42. 





J. Sow. Tab. XXXVIII. f. 7- postea, p. 409. 

 nob. (0. arachnoidea, Phil. pal. fos. 27. f. 114; 



* 











Haiger Siilbach, near Dillenburg. 

 Kemmenau, Ems, S., Hope, D. 





43. 



— subarachnoidea . . . 



* 



■* 



* 













non Spirif. id. Geol. Yorks. xi. f. 4 ; Tab. 





















Nos. XXXVI. f. 3.) ante, p. 372. 

















44. 



— tenuistriata 



Sow. Geol. Trans, vol. v. 57- f. 12. an Orth. 

 arachnoidea? 







* 



... 



... 



Morebath. 





45. 



— testudinaria 



Dalm., His. 20. f. 11 ; Sow. Sil. Syst. 20. f. 

 9, 10; Trigonotreta id. Bronn, Leth. Geog. 

 3. f. 2. 





■* 



■* 







Flanks of the Caradoc, &c.. East 

 Gottland, Mondrepuis, S. ; Eifel, D. 



Trenton Falls, 

 State of the 

 Ohio. 



46 



— umbraculutn 



Hiipsch, Nat. Gesch. vol. i. 1. f. 1, 2; Schl. 

 p. 256 ; 0. pecten, Linn, and Fisch. ; 













Plymouth, Ferques, Eifel, D. ; Ireland, 

 Yorksh., Vise, Tournay, Valdai, 



Kentucky. 





















Index Oryct. Govern, de Mosc. 20. f. 5, 6, 













Peiedki, Volkofskaia, Moscow, C. 









p. 145 ; Strophomena pileopsis, Raf., De la 





















Beche Manuel, Hoen. ; Spirifer and Ort. 





















crenistria, Phil. Geol. Yorks. 9- f. 6 ; id. 





















Pal. fos. 27. f. 113 ; id. Sow. Geol. Trans. 





















vol. V. 57- f. 7 ; Sp. reticulata. Sow. Encycl. 





















Metropol., art. Geology. 

















47 



— virgulata 



— Witryana 



J. Sow. Tab. XXXVIII. f. 8. postea, p. 409. 













Haiger, Siilbach, near Dillenburg. 

 Chimay, Couvin. 



Barnstaple, Croyde, Pilton, D. ; Ireland, 

 Yorksh., Derbysh., Northumber- 





48. 















1. 



Leptaena analoga . . . 



Phil. pal. fos. 24. f. 93; Producta id. Geol. 

 Yorks. 7. f. 10. 













State of New 















York. 



















land, C. 





•f It deserves another name, as it is quite different from the 0. orbicularis. Sow., and not a variety only. 



