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LOWER CRETACEOUS DEPOSITS CALIFORNIA AND OREGON

LOWER CRETACEOUS DEPOSITS CALIFORNIA AND OREGON

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377 loweb. chetaceous deposits in california and oregon<br />

PLATE 33.—CUETACEOTJS FOSSIL FROM <strong>CALIFORNIA</strong><br />

Hoplotrioteras remandi (Gabb). (1) Large example, showing mature form,<br />

straightened arm, change of ribbing, etc. (2) Section of same, near bucsl end.<br />

Length of specimen, 225 mm. Upper middle Horsetown Group; east of Mitchell<br />

Creek, Shasta County, p. 201.

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