NAME Hypoxylonites armentroutii
AGE Late Eocene.   AGE span: 40.4...33.9 mya
K&J CLASSIFICATION (2000) Fungi Imperfecti, Amerosporae.
FIGURE(S)
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Pl.4fig.36.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. armentroutii Elsik 1990a, p. 146, pl. 2, fig. 93.
LOCATION The Green River Section, Washington.
ORIG DESCRIPTION* Aseptate, psilate fungal spores with a single straight, parallel furrow that reaches the ends of the spore and wraps around to the other side. Outline narrowly elliptical with rounded ends; the sides of the spore are parallel along the middle of the spore. Overall size 14 x 28 µm; wall ca. 0.75 µm, of uniform thickness.
COMMENTS* Hypoxylonites fusiformis is smaller with more narrowly pointed ends than H. armentroutii. Hypoxylonites eocenicus is about the same size but has a more fusiform shape.

Derivation: Named in honor of John M. Armentrout.
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 armentroutii
SERIAL NUMBER 710
PUBLIC COMMENTS
 *For source, see Publication Reference.