GEOLOGICAL SURVEY

286 NORTH AMERICAN MESOZOIC INVERTEBRATA. [BULL. 102.
Trigonarca Continued.
(Conrad) Meek. (1876.)
Bep. U. S. Geol. Sur. Terr., vol. 9, p. 90.
1876. F. B. Meek.
Wash.^
cuneatan s. Gabb. (1876.)
Proc. Acad. Nat. Sci., Phila., for 1876, pp. 316,
317. Phila., 1876. W. M. Gabb.
Formation: Cretaceous.
Location: Pataula creek, Clay county, Ga.
cuneiformis n. s. Conrad. (1869.)
Am. Jour. Conch., vol. 5, Phila., 1869,1870, p. 98,
pi. 9, fig. 1. Phila., 1870. T. A. Conrad.
Formation: Cretaceous.
Location: Haddoufleld, N. J.
cuneiformis (Con.) Whit fie Id.
(1885.)
Mou. U. S. Geol. Sur., vol. 9, pp. 88, 89, pi. 12,
figs. 17-18. Wash., 1885. B. P. Whitfleld.
Formation: Cretaceous.
Location: Haddonfield, N. J.
passa n. s. Conrad. (1869.)
Am. Jour. Conch., vol. 5, Phila., 18C9, 1870, p.
43, pi. 1, fig. 17. Phila., 1870. T. A. Conrad.
Formation: Cretaceous.
Location: Crosswicks, N. J.
transversa (Gabb) Whit field.
(1885.)
Hon. U. S. Geol. Sur., vol. 9, pp. 89-91, pi. 12,
figs. 13-16: Wash., 1885. B. P. Whitfield.
Formation: Cretaceous.
Location: Burlington, Mullica Hill, and perhaps
Arneytown, N. J.
Trigonellites (Parkinson) M. & H.
(1865.)
Paleont. Up. Missouri, Smithson. Cont. Knowl.,
vol. 14, No. 172, pp. 118-121, figs. 1-4 text.
Wash., 1865. Meek & Hayden.
Trigonia [Brag.] Morton. (1834.)
Synop. Org. Bern. Cret. Gr. U. S., p. 65. Phila.,
1834. S. G. Morton.
aequicostata n. s. Gabb. (1869.)
Geol. Sur. Cal. Paleont., vol. 2, p. 196. Phila.,
1869. W. M. Gabb.
Formation: Cretaceous.
Location: Orestimba canyon; Curry's, south of
Mount Diablo, Cal.; Jacksonville, Oregon; Martinez;
Cottomvood creek, Cal.
aliformis (Park.) Roemer. (1849.)
Texas, p. 404. Bonn, 1849. F. Boemer.
Formation: Cretaceous.
Location: Fredericksburg and ford, near Braunfels,
Tex.
americana (Meek) White. (1880.)
Twelfth Ann. Bep. U. S. Geol. and Geogr. Sur.
Terr., pt. 1, p. 148, pi. 38, figs, la, 5. Wash.,
1880. C. A. White.
Formation: Jurassic.
Location: Near lower canyon of Tellowstone
river, Mont.
Trigonia Continued.
aiigulicostata n. s: Gabb. (1876.)
Proc. Acad. Nat. Sci., Phila., for 1876, pp. 312,
313. Phila., 1876. W. M. Gabb.
Formation: Cretaceous.
Location: Pataula creek, Ga.
cerulia n. s. Whitfleld. (1885.)
Mon. U. S. Geol. Sur., vol. 9, pp. 114, 115, pi.
14, fig. 7. Wash., 1885. B. P. Whitfield.
Formation: Cretaceous.
Location: Deep cut on the Holmdel and Keyport
turnpike, Monmouth county, N. J.
conradi n. s. M. &. H. (1860.)
Proc. Acad. Nat. Sci., Phila., for I860, pp. 183,
184. Phila., 1861. Meek & Hayden.
Formation: Jurassic.
Location: Southwest base of Black hills, Nebr.
[S. Dak.]
conradi M. & H. (1865.)
Paleont. Up. Missouri, Smithson. Cont. Knowl.,
vol. 14, No. 172, pp. 83, 84, pi. 3, fig. 11.
Wash., 1865. Meek & Hayden.
Formation: Jurassic.
Location: Southwest base of the Black hills.
consobrina n. a. Eichwald. (1871.)
Geog.-Paleont. Bemerk. Halbins. Mang. u. aleutischen
Inseln, pp. 182,183, Taf. 14, fig. 7. St.
Petersburg, 1871. E. Eichwald.
Formation: Cretaceous.
Location: Alaska.
crenulata (Lam.) Roemer. (1852.)
Kreide. von Texas, pp. 51, 52, Taf. 7, fig. 6.
Bonn, 1852. F. Boemer.
Formation: Cretaceous.
Location: Fredericksburg, Tex.
crenulata (Lam.) Shumard. (1853.)
Expl. Bed Biver, La., by It. B. Marcy, p. 206, pi.
4, fig. 1. Wash., 1853. B. F. Shumard.
Formation: Cretaceous.
Location: Cross Timbers, Tex.
dawsoni n. s. Whiteaves. (1878.)
Canadian Naturalist, vol. 8, n. ser., No. 7, p. 405.
Montreal, 1878. J. F. Whiteaves.
Formation: Jurassic.
Location: Iltasyouco river and Sigutlat lake.
dawsoni Whiteaves. (1878.)
Geol. Sur. Can., Bep. Prog, for 1876-1877, pp.
154,155. Montreal, 1878. J. F. Whiteaves.
Formation: Jurassic.
Location: Iltasyouco river oand Sigutlat lake,
British Columbia.
dawsoni Whiteaves. (1884.)
Geol. and Nat. Hist. Sur. Can., Mes. Foss., vol. 1,
pt. 3, pp. 231, 232, pi. 31, figs. 1, la. Mont­
real, 1884. J. F. Whiteaves.
Formation: Cretaceous.
Location: South side of Alliford bay.
dawsoni Whiteaves. (1889.)
Geol. and Nat. Hist. Sur. Can., Cont. Can. Paleont.,
vol. 1, pt. 2, pp. 167, 168. Montreal, 1889.
J. F. Whiteaves.
Formation: Cretaceous.
Location: Bocky mountains, three miles north of
the east end of Devil's lake, Northwest territory.