308 CALIFORNIA ACADEMY OF SCIENCES. 



ENCRINURUS. 



MULTiSEGMENTATus Bill., 1866; Catalogue Sii. Foss. Auticosti, p. 61. 



Junction Cliff, Div. 1. 

 Cryptonymus multisegmentatus Vogd., 1878; Mon. Genera Zethus, 

 etc., p. 29. 



NEREus Hall, 1867; 20th Rep. New York State Cab. Nat. Hist., p. 375, 



pi. 21, fig. 15. Eacine, Wis. Niagara. 



NEREUS Hall, 1870; 20th Eep. New York State Cab. Nat. Hist., p. 425, 



pi. 21, fig. 15. 

 Cryptonymus nereus Vogd., 1878; Mon. Genera Zethiis, etc., p. 24, 

 pi. 3, fig. 17. 



ORNATUS H. & W., 1875; Pal. Ohio, vol. 2, p. 154, pi. 7, fig. 16. 



Eaton and Yellow Springs, Ohio. Niagara. 



Syn., Cyhele punctata Hall, 1852; Pal. New York, vol. 2, p. 297, pi. 



"A 66, figs. 1 a-k. 

 Cryptonymus ornatus Vogd., 1878; Mon. Genera Zethus, etc., p. 23. 



ORNATUS Foerste, 1887; Bull. Denison Univ., vol. 2, p. 102. 



PUNCTATus (Briinnich) Bill., 1866; Catalogue Sil. Foss. Anticosti, p. 



61. East Point and Jumpers, Div. 4. 



THRESHERi Foerste, 1887; Bull. Denison Univ., vol. 2, p. 101, pi. 8, 



fig. 26. . Clinton. 



TRENTOXENSis Wal., 1877; advance sheets 31st Eep. New York State 



Mus. Nat. Hist., p. 15. Clifton, Grant county. Wis., and Dun- 

 leth, 111. Trenton. 



TRENTONENSis Wal., 1879; 31st Eep. New York State Miis. Nat. Hist., 



p. 68. 

 Cryptonymus trentoxensis Vogd., 1878; Mon. Genera Zethus, etc., 

 p. 28. 



VARicosTATUs Wal., 1877; advance sheets 31st Eep. New York State 



Mus. Nat. Hist., p. 16. Mineral Point, Beloit and Janesville, 

 Wis. Trenton. 



VARICOSTATUS Wal., 1879; 31st Eep. New York State Cab. Nat. Hist., 



p. 69. 

 Cryptonymus varicostatus Vogd., 1878; Mon. Genera Zethus, etc., 

 p. 27. 



VARICOSTATUS Saff. & Vogd., 1889; Proc. Acad. Nat. Sci. Phila., p. 



167, fig. 

 Ceraurus vigilans Hall, 1847; Pal. New York, vol. 1, p. 245, pi. 65, 

 figs. 2 a, 2 h. Middleville, N. Y. Trenton. 



Cerazo-zw viGiLANS Emmons, 1855; Am. Geology, vol. 1, pt.2, p. 217, 



pi. 15, figs. 2 a, 2 c. 

 Cryptonymus vigilans Vogd., 1878; Mon. Genera Zethus, etc., p. 2t), 

 pi. 2, figs. 2 a, 2 h. 

 Endymion Bill., 1862; Pal. Foss., vol. 1, p. 94. Changed by author to 

 Endy7nionia. 



