312 CALIFORNIA ACADEMY OF SCIENCES. 



HOMALONOTUS. ILL^NUS. 



DELPHiNOCEPiiALUS Vemeuil, Note sur la paralk'lisme, etc., p. 47. 



Syn., atlas Castelueau, 1843; S3'st. Sil. de I'AnK'r., p. 20, pi. 4, fig. 4. 



giganteus Gti'iielvie&n, 1843; Syst. Sil de I'Amer., p. 20, pi. 3, fig. 1. 

 herculancus Castelueau, 1843; idem, p. 20, pi. 4, fig. 5. 



DELPiii.vocEPHALUS Hall, 1852; Pal. New York, vol. 2, p. 309, pi. 68, 



figs. 1-14. Lockport aud Kochester, N. Y. 



DELPHINOCEPHALUS Salt., 186"); Mou. Brit. Tril., p. 11.3, pi. 11, figs. 



1-10. 

 DELPiiiNO EPiiAi.us Hall, I8S3; 12th Ann. Kep. Dept. Geol. Nat. Hist. 



Imliana, 1882, p. 3.32, pi. .34, figs. 17, 18. 

 DELPnixocEPiiALUs? Hall, 1875; 28tb Rep. New York State Mns. Nat. 



Hist., pi. .34, figs. 17, 18. 

 DELPHiNOCEPiiALUs Hall, 1879; 28tli Rep. New York State Mus. Nat. 



Hist., p. 187, pi. 32, figs. 17, 18. 

 Trhnerufi jacksoxi Green, 1837; Am. dour. Sci., 1st series, vol. 32, 



p. 347. Huntingdon county, Peun. Devonian. 



MAJOR Whitf., 1885; Bull. Am. Mus. Nat. Hist., vol. 1, No. 6, p. 193, 



pi. 22. 4th Binuewater and 5th Biunewater, Ulster county, N. Y. 



Oriskany. 



MAJOR Hall, 1888; Pal. New York, vol. 7, p. 4, pi. 5 a, fig. 1. 



TRENTONENsrs Simpson, 1890; Trans. Amer. Philos. Soc, p. 460, fig. 



31, Reedsville, Miffin countj^ Penn. Trenton. 



VANCXEMi Hall, 1859; Pal. New York, vol. 3, p. .352, p. 73, figs. 9-14. 



Kingston, Ulster county, N. Y. Lower Helderberg. 



VAMTXEMi Hall, 1888; Pal. New York, vol. 7, p. U, pi. 5 b, figs. 1, 2. 



HOPOLICHAS Dames, 1877; Zeitschr. Deutsch. Geol. Gesell., p. 794. Type, 



Lichas (Hopolichns) tricu'^pidata Beyr. For a list of the species 



see Lichas. 



Ill^xurus Hall, 1863; 16th Rep. New York State Cab. Nat. Hist., p. 176. 



coxvEXus Whitf., 1878; Ann. Rep. Geol. Survey Wisconsin, 1877, p. 



66. Devil's Lake region, Baraboo, Wis. Lower Magnesian. 



COXVEXUS Whitf., 1882; Geol. Wisconsin, vol.4, p. 203, pi. 4, figs. 3-5. 



EUBEKEXsis Wal., 1884; Pal. Eureka Dist., Mon. U. S. Geol. Survey, 



vol. 8, p. 97, pi. 12, figs. 4, 4 a. East slope of the ridge east of 

 Hamburg Ridge, etc., Nev. Pogonip. 



QUADBATus Hall, 1863; 16th Rep. New York State Cab. Nat. Hist., p. 



176, pi. 7, tigs. 52-57. Osceola Mills, St. Croix River, Wis. 



Potsdam. 

 Ill-exu.s Dalm., 1826; Pah^d., p. 50. 

 Syn., Actinolohus Eichw., 1860. 

 Alce.ste Cord., 1847. 

 C njptonymus Eichw., 1825 (in part), not Cruptonymtt)^ Eichw., 



1840. 

 Deucalion Chtchegloff, 1827. 



