300 CALIFORNIA ACADEMY OF SCIENCES. 



DALMANITES. 



- (Phceton) DENTICULATUS Meek, 1877; U. S. Geol. Expl. 40th Par., vol. 



4, p. 49, pi. 1, figs. 10 a, b. 

 Asaphus diurus Green is referred to Coronura diurus by Clarke. (See 



note en Coronura aspectans, p. 5.) 



Syn., Asaphus aspectans Conrad; also, Dalmanites ohioensis Meek, and 

 D. helena Hall, all from the Corniferous limestone. 



EMARGINATUS Hall, 1876; Illus. Devonian Foss. Crust., pi. 10, fig. 2. 



Upper Helderberg. 



(Coronura?} EMARGINATUS Hall, 1888; Pal. New York, vol. 7, p. 40, pi. 



11 a, figs. 7, 8. Schoharie, N. Y. 



- EPICRATES Bill., 1863; Proc. Portland Soc. Nat. Hist., vol. 1, p. 119, 



pi. 1, fig. 21. Stair Falls, Maine. Silurian. 



Dalmania ERINA Hall, 1861; Des.New Species Foss., p. 62. Williams- 



ville, N. Y. Upper Helderberg. 



Dalmania ERINA Hall, 1862; loth Kep. New York State Cab. Nat. 



Hist., p. 90. 



- ERINA Hall, 1876; Illus. Devonian Foss. Crust., pi. 13, figs. 3-4. 



- (Chasmops) ERINA Hall, 1888; Pal. New York, vol. 7, p. 67, pi. 11, 



figs. 16-18. 

 Dalmania helena. (See Dalmanites aspectans.) 



INTERMEDIUS Wai., 1877; advance sheets 31st Kep. New York State 



Cab. Nat. Hist., p. 17. Two miles north of Dunlith, 111., etc. 



Trenton. 



- INTERMEDIUS WaL, 1879; 31st Kep. New York State Cab. Nat. Hist., 



p. 69. 

 Phacops? LATICAUDA Hall, 1847; Pal. New York, vol. 1, p. 248, pi. 64, 



fig. 3. 

 Asaphus LIMULURUS Green, 1832; Monthly Am. Jour. Geol., vol. 1, 



p. 559. Niagara. 



Asaphus LIMULURUS Green, 1832; Mon. Tril. N. A., p. 48, cast 16. 

 Phacops LIMULURUS Hall, 1852; Pal. New York, vol. 2, p. 303, pi. 67, 



figs. 1-8. Lockport, N. Y. 

 Syn., Dalmania caudata (Brong.) Roemer, 1860; Die Sil. Fauna VV. 



Tenn., p. 82, pi. 5, fig. 21. 

 Dalmania LOGANI Hall, 1860; Canadian Naturalist, vol. 5, p. 156, fig. 



18. Nova Scotia. Silurian. 



Dalmania MACROPS Hall, 1861; Des. New Species Foss., p. 59. 



Schoharie, N. Y. Upper Helderberg. 



Dalmania MACROPS Hall, 1862; 15th Eep. New York State Cab. Nat. 



Hist., p. 87. 



- MACROPS, 1876; Illus. Devonian Foss. Crust., pi. 13, figs. 9, 10. 



- (Chasmops) MACROPS Hall, 1888; Pal. New York, vol. 7, p. 68, pi. 11 a, 



figs. 14-15. Schoharie, N. Y. 



