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LOWER CRETACEOUS DEPOSITS CALIFORNIA AND OREGON

LOWER CRETACEOUS DEPOSITS CALIFORNIA AND OREGON

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296 LOWEb. ChETACEOUS <strong>DEPOSITS</strong> IN <strong>CALIFORNIA</strong> <strong>AND</strong> <strong>OREGON</strong><br />

PLATE 51.—<strong>CRETACEOUS</strong> FOSSILS FROM <strong>CALIFORNIA</strong><br />

(1-3) Chtlonicerae (Prochcfonicerat) hindsi nov, (1) Holotype. Greatest diameter,<br />

SO mm.; thiekneaa of whorl, 40 mm. (2, 3) Smaller examples of the aamo species,<br />

showing changes in ribbing and in ornamentation with growth. Probably near<br />

the Barr jone, lower Korsetowri Group; Fiddler Creek, near Middle fork of Cottonwood<br />

Creek, Shasta County, p. 179.<br />

(4) SonnerafiVt mulicri nov. Paratype. Greatest diameter, 33 mm.; thickness<br />

of whorl, 12 mm. About 300 feet beneath the Perrin zone, upper part of the Horaetown<br />

Group; east branch of Hulen Creek, Shaata County, p. 105.<br />

(5-7) Scnneratia jmrrinsmilhi nov. (5) Holotype. Greatest diameter, 100 mm,;<br />

thickness of whorl, 32 mm. (8, 7) Smaller examples of the Bame speeiea from the<br />

type locality. Perrin zone, upper part of the Horsetown Group; Loo. 152 (C. A, S.),<br />

east branch of Hulen Creek, Shasta County, p. 194.

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