Palynology and paleoecology of the Stone City member, Crockett Formation, Middle Eocene, Burleson Co, Texas /

A total of 103 genera and 157 species of terrestrial pollen,

Bibliographic Details
Main Author: McMahon, Jennifer Marie, 1971-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:A total of 103 genera and 157 species of terrestrial pollen,
Analysis of the dinoflagellate taxa reveals that the
Analysis of the dinoflagellates reveals a gradient between
and at least 36 genera and 52 species of dinoflagellates were
and may indicate the possibility that the environment of
assemblages through time, although diversity was similar
between most samples.
both groups of taxa. Analysis of the terrestrial
Burleson County, Texas. Both terrestrial and marine taxa
confirm a Middle Eocene (Bartonian) age for the section.
deposition was on the limit of the salinity tolerances for
during deposition of this section was subtropical to
environment of deposition of the core is open marine, shallow
intermixed with open marine taxa may be a result of high
no relationship to lithology was found. Principal Component
of the terrestrial and marine assemblages illustrates a
of the terrestrial pollen taxa indicate that the climate
open marine environment. Multivariate statistical analysis
palynomorphs reveals slight changes in the terrestrial
recovered from a core taken from the Stone City section in
shelf. The presence of brackish and freshwater taxa
stratigraphic relationship between taxa in samples, although
terrigenous input into the open marine environment. Analysis
the brackish water and the open marine taxa in the section,
the core may identify a transport mechanism responsible for
the introduction of the brackish and freshwater taxa into the
tropical; furthermore, the abundance of terrestrial taxa in
Item Description:"Major subject: Geology".
Vita.
Physical Description:xiii, 245 leaves : illustrations, maps ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 147-164.