382 CALIFORNIA ACADEMY OF SCIENCES. 



DIPTEEOCABIS. DOLICHOPTEEUS. 



D2EDALI Hall, 1888; Pal. New York, vol. 7, p. 200, pi. 35, fig. 24. 

 Eth., W. & J., 1888; 6th Eep. Comm. Foss. Phyllo- 

 poda Pal. Eocks, p. 9. 



PERCERV& Clarke, 1883; Am. Jour. Sci., 3d series, vol. 25, p. 123, figs. 



4, 5. Dansville, N. Y. Chenmng. 



- PERCERV.E J. & W., 1884; Geol. Mag., decade 3, vol. 1, p. 349. 



PERCERVJE Eth., VV. & J., 1884; 2d Eep. Comm. Foss. Phyllopoda 



Pal. Eocks, p. 11. 



- PERCERVJE Eth., W. & J., 1885; 3d Eep. Comm. Foss. Phyllopoda 



Pal. Eocks, p. 3. 



- PERCERV.E Hall, 1888; Pal. New York, vol. 7, p. 202, pi. 35, figs. 20,21. 



PERCERV^ Eth., W. & J., 1888; 6th Eep. Comm. Foss. Phyllopoda 



Pal. Eocks, p. 9. 



DIPTEROCARIS PRCENE Clarke, 1883; Am. Jour. Sci., 3d series, vol. 25, p. 

 122, figs. 2, 3. Canadice, N. Y. Portage group and iu Chemung 

 at Haskinsville, N. Y. 



- PRCENE J. & W., 1884; Geol. Mag., decade 3, vol. 1, p. 349. 



- PR<ENE Eth., W. & J., 1884; 2d Eep. Comm. Foss. Phyllopoda Pal. 



Eocks, p. 11. 



- PRCENE Eth., W. & J., 1885; 3d Eep. Common Foss. Phyllopoda Pal. 



Eocks, p. 3. 



- PRCENE Hall, 1888; Pal. New York, vol. 7, p. 201, pi. 35, figs. 25-27. 



- PR03NE Eth., W. & J., 1888; 6th Eep. Comm. Foss. Phyllopoda Pal. 



Eocks, p. 9. 



DITHYROCARIS (Scouler, 1843, MS.) Portl., 1843; Eep. Geol. Londonderry, 

 etc., p. 313. 



- BELLI H. W., 1870; Geol. Mag., vol. 8, p. 106, pi. 3, figs. Gaspe, 



Canada. Devonian. 



BELLI Eth., W. & J., 1887; 5th Eep. Comm. Foss. Phyllopoda Pal. 



Eocks, p. 6. 



- BELLI Hall, 1888; Pal. New York, vol. 7, p. 194. 



- CARBONARIA M. & W., 1870; Proc. Acad. Nat. Sci. Phila., vol. 22, p. 



55. Danville, Illinois. Coal Measures. 



CARBONARIA M. & W., 1873; Geol. Survey Illinois, vol. 5, p. 618, pi. 



32, fig. 1. 



CARBONARIA White, 1884; 13th Eep. Dept. Geol. Nat. Hist. Indiana, 



p. 178, pi. 39, fig. 2. 



neptuni Hall. (See Mesothyra neptuni.) 



Dolichocephala Claypole, 1883; Proc. Am. Philos. Soc. vol. 21, p. 236. 



locoana, idem-, p. 236, plate. (See Stylonurus excelsior.) 

 DOLICHOPTERUS (subgenus EURYPTERUS) Hall, 1859; Pal. New York, vol. 



3, p. 414. 



- MACROCHEONS Hall, 1859; Pal. New York, vol. 3, p. 414*, pi. 83, fig. 1; 



pi. 83 a, fig. 1. Near Buffalo, N. Y. Waterlime. 



