NAME Roannaisia bivitilis
AGE Early Carboniferous.   AGE span: 359.2...318.1 mya
K&J CLASSIFICATION (2000) Ascomycetes?, Erysiphales? or Eurotiales?
FIGURE(S)
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FIGURE REFERENCE Taylor TN, Galtier J, Axsmith BJ. 1994. Fungi from the Lower Carboniferous of central France; Review of Palaeobotany and Palynology, v. 83, p. 253-260.
SPECIES, AUTHORITY R. bivitilis Taylor, Galtier & Axsmith 1994, p. 256, pl. 1, figs. 3-4; pl. 2, fig. 1.
LOCATION Roannais area in central France, near Lay.
ORIG DESCRIPTION* Sporocarp 500-600 µm in diameter; peridium two-parted with outer component approximately 100 µm thick and bounded by delicate epidermis-like covering, outer wall constructed of sometimes bulbous, interlaced hyphae 6-30 µm in diameter, and inner zone 50 µm thick formed of hyphae 3-10 µm in diameter; sporocarp attached by hyphal stalk? approximately 45 µm in diameter; spore 350 µm in diameter with wall approximately 4 µm thick.
COMMENTS* Etymology: bivitilis refers to the bi-layered interwoven hyphal organization of the sporocarp wall.
PUBLICATION REFERENCE Taylor TN, Galtier J, Axsmith BJ. 1994. Fungi from the Lower Carboniferous of central France; Review of Palaeobotany and Palynology, v. 83, p. 253-260.
K&J REMARKS
TYPE
ALL NAMES (Including synonyms) Roannaisia bivitilis
SERIAL NUMBER 1543
PUBLIC COMMENTS
 *For source, see Publication Reference.