GEOLOGICAL SURVEY

JiOTLE.] NORTH AMERICAN MESOZOIC 1NVERTEBRATA. 107
Cyclomera n. subgen. Conrad. (1866 )
Am. Jour. Conch., vol. 2, p. 78. 1'liiln., 1866.
. T. A. Conrad.
Cyclothyris u. g. Conrad. (1875.)
Hop. Geol. Sur. N. Carolina, vol. 1, llaleigh, 1875.
W. C. Kerr., App. A, p. 8. T. A. Conrad.
alta n. s. Conrad. (1875.)
Hep. Geol. Sur. N. Carolina, vol. 1, Baleigli, 1875.
W. C. Kerr., App. A, p. 8, pi. 2, fig. 4. T. A.
Conrad. ^
Formation: Cretaceous.
Location: Snow Hill, Greene county, North Carolina.
carolinensis n. 8. Conrad. (1875.)
Rep. Geol. Sur. N. Carolina, vol. 1, Baleigli, 1875,
W. C. Kerr., App. A, p. 8, pi. 2, fig. 3. T. A.
Conrad.
Formation: Cretaceous.
Location: Snow Hill, Greene county, North Carolina.
Cylichna (Loven) Shumard. (1861.)
Proc. Boston Soc. Nat. Hist., vol. 8, 1861-1862, p.
194. Boston, 1862. B. F. Shumard.
costata n. e. Gabb. (1864.)
Geol. Sur. Cal., Paleont., vol. 1, pp. 143,144, pi.
21, fig. 107. Phila., 1864. W. M. Gabb.
Formation: Cretaceous.
Location: Martinez; Texas Flat, Placer county;
Clayton; Cochran's, east of Mount Diablo; San
Diego; Alizos creek, near Fort Tejon, Cal.
minuscula n. s. Shumard. (1861.)
Proc. Boston Soc. Nat. Hist., vol. 8, 1861-1862, p.
195. Boston, 1862. B. F. Shumard.
Formation: Cretaceous.
Location: Hod river, Lamar county, Texas.
scitula n. B. M. & H. (1860.)
Proc. Acad. Nat. Sci., Phila., for 1800, p. 178.
Phila., 1861. Meek & Hayden.
Formation: Cretaceous.
Location: Moreau river, Nebraska [S. Dakota].
scitula (M. &. H.) Meek. (1876.)
Rep. U. S. Geol. Sur. Terr., vol. 9, pp. 276, 277,
pi. 31, figs. 3a, 6. Wash., 1876. F. B. Meek.
Formation: Cretaceous.
Location: Moreau river [S. Dakota.]
scitula (M. & H.) White. (18790
Eleventh Ann. Rep. U. S. Geol. and Geogr. Sur.
Terr., p. 184. Wash., 1879. C. A. White.
Formation: Cretaceous.
Location: Mouth of St.Vrains creek and in the valley
of the Cache a la Poudre, Colorado.
striatella n. 8. Shumard. (1861.)
Proc. Boston Soc. Nat. Hist., vol. 8, 1861-1862,
pp. 194,195. Boston, 1862. B. F. Shumard.
Formation: Cretaceous.
Location: Navarro county, Texas.
? volvaria (M. & H.) Meek. (1876.)
Rep. U. 8. Geol. Sur. Terr., vol. 9, pp. 275, 276,
pi. 31. figs. 2o, b. Wash., 1876. F. B. Meek.
Formation: Cretaceous.
Location: Moreau river [S. Dakota].
Cylichna Continued.
(BulJa) sp. mulct. Hill. (1889.)
Geol. Sur. Tex:i8, Bull. No. 4, p. 20. Austin, 1859.
R. T. Hill.
Formation: Cretaceous.
Location: San Antonio, Tex.
Cylindrites (Morris & Lycett) Gabb.
(1864.)
Geol. Snr. Cal., Paleont., vol. 1, p. 115. Phila.,
1864. W. M. Gabb.
brevis n. s. Gabb. (1864.)
Geol. Snr. Cal., Paleout, vol. 1, p. 15, pi. 29, fig.
223. Phila,., 1864. W. M. Gabb.
Formation: Cretaceous.
Location: Vicinity of Martinez, Ca
Cymbophora n. g. Gabb. (1869.)
Geol. Sur. Cal., Paleont., vol. 2, p. 180. Phila.,
18G9. W. M. Gabb.
subgen. (Gabb) Meek. (1876.)
Rep. U. S. Geol. Sur. Terr., vol. 9, p. 204. Wash.,
1876. F. B. Meek.
ashburnerii Gabb. (1869.)
Geol. Sur. Cal., Paleont., vol. 2, p. 181. Phila,
1809. W. M. Gabb.
Formation: Cretaceous.
Location: Typical localities of the Chico, Tejon,
and Martinev, groups, California.
ashburuerii (Gabb) Whiteaves
(1879.)
Geol. Sur. Can., Mes. Foss., vol. 1, pt. 2, pp. 141,
142, pi. 17, fig. 8. Montreal, 1879. J. F.
Whiteaves.
Formation: Cretaceous.
Location: Northwest side of Horuby island; Gabriola
island; Blunden point, Vancouver island;
Protection and Sucia islands.
lintea (Con.) Gabb. (1876.)
Proc. Acad. Nat. Sci., Phila., for 1876, p. 306.
Phila., 1876. Wui. M. Gabb.
Formation: Cretaceous.
Location: [Pataula creek, Georgia?]
lintea Conrad. (1877.)
Proc. Acad. Nat. Sci., Phila., for 1877, p. 24.
Phila., 1877. T. A. Conrad.
Formation: Cretaceous.
Location: California, New Jersey, and North
Carolina.
Cymella n. g. Meek. (1864.)
Check List Invert. Foss. N. Am. Cret. and Jur.
Smithson. Misc. Coll., vol. 7, No. 177, p. 34.
Wash., 1864. F. B. Meek.
. (subgen. Meek) White. (1875.)
Rep, Gcogr. and Geol. Expl. and Sur. West of
One Hundredth Meridian, vol. 4, pt. 1, p. 187.
Wash., 1875. C. A. White.
bella n. s. Conrad. (1875.)
Rep. Geol. Sur. North Carolina, vol. 1. Raleigh,
1875. W. C. Kerr., App. A, p. 10, pi. 2, fig. 9.
T. A. Conrad.
Formation: Cretaceous.
Location: Snow Hill, Greene county, North Carolina.