pg a000a: Preliminary annotated check list of the Cretaceous invertebrate fossils of Texas accompanied by a short description of the lithology and stratigraphy of the system Publication 7778789.

Preliminary annotated check list of the Cretaceous invertebrate fossils of Texas accompanied by a short description of the lithology and stratigraphy of the system

LETTER OF TRANSMITTAL.

INTRODUCTION.

PRELIMINARY NOTES UPON THE CRETACEOUS SYSTEM
OF THE TEXAS REGION.

PRESENT STATE OF KNOWLEDGE OF THE TEXAS CRETACEOUS.

EXPLANATION OF THE NOMENCLATURE IN THIS PAPER.

A BRIEF DESCRIPTION OF THE STRATIGRAPHY AND
ROCKS OF THE CRETACEOUS SERIES OF TEXAS.
Based Principally upon a Preliminary Section along the Colorado River from near Smithwick Mills to Webberville.

Progress Section Illustrating the Cretaceous System of Texas as Investigated to January 1, 1890.

THE LOWER OR COMANCHE SERIES

A.—THE TRINITY DIVISON.

B.—THE FREDERICKSBURG DIVISION.

C.—THE WASHITA DIVISION.

THE DENISON BEDS.

THE STRATIGRAPHY OF THE COMANCHE SERIES IN GENERAL.

THE UPPER OR BLACK PRAIRIE SERIES.

THE LOWER CROSS TIMBER SANDS.

THE EAGLE FORD SHALES.

THE AUSTIN-DALLAS CHALK, OR WHITE ROCK.

THE EXOGYRA PONDEROSA MARLS.

GENERAL CONCLUSIONS ON THE UPPER CRETACEOUS SERIES.

ANNOTATED CHECK LIST.

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DEPARTMENT OF AGRICULTURE, INSURANCE, STATISTICS, AND HISTORY.
GEOLOGICAL SURVEY OF
E. T. DUMBLE, State Geologist.

BULLETIN NO. 4.
A PRELIMINARY
ANNOTATED CHECK LIST
OF THE
CRETACEOUS INVERTEBRATE FOSSILS
OF
TEXAS,
ACCOMPANIED BY A SHORT DESCRIPTION OF THE LITHOLOGY AND
STRATIGRAPHY OF THE SYSTEM.

BY
ROBERT T. HILL, F. G. S. A.,
Assistant Geologist United States Geological Survey, in Co-operation with the Texas State Geological Survey.

AUSTIN:

STATE PRINTING OFFICE.
1889.

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The University of Texas at Austin

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BULLETIN NO. 4. A PRELIMINARY ANNOTATED CHECK LIST OF THE CRETACEOUS INVERTEBRATE FOSSILS OF TEXAS, ACCOMPANIED BY A SHORT DESCRIPTION OF THE LITHOLOGY AND STRATIGRAPHY OF THE SYSTEM.

BULLETIN NO. 4.
A PRELIMINARY
ANNOTATED CHECK LIST
OF THE
CRETACEOUS INVERTEBRATE FOSSILS
OF
TEXAS,
ACCOMPANIED BY A SHORT DESCRIPTION OF THE LITHOLOGY AND
STRATIGRAPHY OF THE SYSTEM.