NAME Hypoxylonites brazosensis
AGE Late Middle Eocene.   AGE span: 40.4...37.2 mya
K&J CLASSIFICATION (2000) Fungi Imperfecti, Amerosporae.
FIGURE(S)
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Pl.4fig.23.jpg
FIGURE REFERENCE Elsik WC. 1990. Hypoxylonites and Spirotremesporites, form genera for Eocene to Pleistocene fungal spores bearing a single furrow; Palaeontographica, Abt. B, v. 216, p.137-169.
SPECIES, AUTHORITY H. brazosensis Elsik 1990a, p. 146, pl. 1, fig. 42.
LOCATION Yegua Formation of Brazos County, Texas, USA.
ORIG DESCRIPTION* Aseptate, psilate fungal spores with a longitudinal furrow on the more convex side of the spore. The furrow reaches the ends of the spore. Outline elliptical, slightly asymmetrical, with one side more convex; the ends are broadly rounded. Ca. 12 x 22 µm overall; spore wall rigid, ca. 0.75 µm.
COMMENTS* Differentiated on the slightly asymmetrical shape and the longitudinal furrow reaching the apices along the more convex side of the spore.

Derivation of name: Recovered from strata exposed along the banks of the Brazos River, Brazos County, Texas.
PUBLICATION REFERENCE Elsik WC. 1990. Hypoxylonites and Spirotremesporites, form genera for Eocene to Pleistocene fungal spores bearing a single furrow; Palaeontographica, Abt. B, v. 216, p.137-169.
K&J REMARKS
TYPE
ALL NAMES (Including synonyms) Hypoxylonites brazosensis
SERIAL NUMBER 713
PUBLIC COMMENTS
 *For source, see Publication Reference.