266 CALIFORNIA ACADEMY OP SCIENCES. 



AGNOSTUS. 



PARILIS Vogd., 1892; American Geol., vol. 4, p. 394, pi. 10, fig. 4. 



Sec. Laevigati. 



- PARTITUS Matt., 1888; Trans. Hoy. Soc. Canada, vol. 3, p. 68, pi. 7, 



fig. 2a-b. 



PISIFORMIS (Linne) Matt., 1891; Trans. Hoy. Soc. Canada, vol.9, 



p. 59, pi. 13, fig. 1 a-b. (Variety.) St. John. 



- PROLONGUS H. & W., 1877; U. S. Geol. Expl. 40th Par., vol. 4, p. 230, 



pi. 1, figs. 30, 31. Eureka, Nevada. Taconic. 



- PROLONGUS Wai., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 28. 



- PROLONGUS Brogg., 1886; Geol. Foren Stock. Forhandl, vol. 8, p. 207. 



cf. Agnostus nudus Beyr. var. 



PROLONGUS Vogd., 1892; American Geol., vol. 4, p. 394. pi. 10, fig. 10. 



Sec. Luevigati. 



REGULARIS Matt., 1888; Trans. Koy. Soc. Canada, vol. 3, p. 67, pi. 7, 



fig. 1 a-c. Portland. Haiiford and Porter's brooks, etc. 



REGULARIS Vogd., 1892; American Geol., vol. 4, p. 387, pi. 10, fig. 11. 



St. John. Sec. Limbati. 



- richmondensis Wai., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 24, pi. 9, fig. 10. Prospect Mountain, Nevada. 

 Syn. AGNOSTUS AMERICANUS Vogd., 1892; American Geol., vol. 4, 

 p. 392, pi. 9, fig. 11. 



- RICHMONDENSIS Brogg., 1886; Geol. Foreii Stock. Forhandl, vol. 8, 



p. 207. cf. Agn. nathorsti Brogg. 



- SECLURUS Wai., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 25, pi. 9, fig. 14. Secret Canon, Nevada. Taconic. 



SECLURUS Brogg., 1886; Geol. Foren Stock. Forhandl, vol. 8, p. 207. 



cf. A gnostus parvifrons Linrs . Paradoxides zone. 



- SECLURUS Vogd., 1892; American Geol., vol. 4, p. 395, pi. 10, fig. 16. 



TESSELLA Matt., 1888; Trans. Kay. Soc. Canada, vol. 3, p. 71, pi. 7, 



figs. 7, 7 a-b. Porter's brook, St. Martins. 



TESSELLA Vogd., 1892; American Geol., vol. 4, p. 385, pi. 9, fig. 4. 



Agnostus tessella is a Brevifroiis with an indistinct anterior lobe 

 to the glabella. 



- UMBO Matt., 1888; Trans. Eoy. Soc. Canada, vol. 3, p. 71, pi. 7, fig. 8, 



8 a-b. Porter's brook. 



- UMBO Vogd., 1892; American Geol., vol. 4, p. 387, pi. 10, fig. 9. Sec. 



Par vif routes. 



VIE Matt., 1888; Trans. Eoy. Soc. Canada, vol. 3, p. 69, pi. 7, fig. 3. 



Portland and Hanford brook, etc. 



also, var. CONCINNUS, p. 70, pi. 7, figs. 4, 4 a-c. Taconic. 



- VIE Vogd., 1892; American Geol., vol. 4, p. 388, pi. 10, fig. 14. Sec. 



Lirnbati. 



also, var. CONCINNUS, p. 389, pi. 9, fig. 13. 



similis Hartt. (See Agnostus acadicus.) 



