NAME Didymoporisporonites conicus
AGE Late Paleocene-Early Eocene.   AGE span: 58.7...40.4 mya
K&J CLASSIFICATION (2000) Fungi Imperfecti, Didymosporae.
FIGURE(S)
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Pl.7fig.22.jpg
FIGURE REFERENCE Kalgutkar RM. 1997. Fossil fungi from the lower Tertiary Iceberg Bay Formation, Eureka Sound Group, Axel Heiberg Island, Northwest Territories, Canada; Review of Palaeobotany and Palynology, v. 97, p. 197-226.
SPECIES, AUTHORITY D. conicus Kalgutkar 1997, p. 211, pl. 1, fig. 21.
LOCATION Kanguk Peninsula, Axel Heiberg Island, Northwest Territories, Canada.
ORIG DESCRIPTION* Easily recognizable 2celled, monoporate dark spores. Cells unequal; large cell oval-ovate, dark brown; small cell light brown, characteristically cone-shaped, with axial pore. Septum dark, 2 µm thick, little darker than the dark brown large cell; spores slightly notched at the septum. Pore in the small cell terminal, simple and slightly incurved. Cell wall thin. Illustrated spore 18.5 x 11 µm; large cell 11 x 11 µm; small cell 5 x 7 µm.
COMMENTS* The conical shape of the small cell distinguishes Didymoporisporonites conicus from D. inaequalis Sheffy & Dilcher 1971, D. psilatus Sheffy & Dilcher 1971, D. elegans Ke & Shi 1978 and D. discordis Kalgutkar 1993.

Etymology: Named for conical shape of small cell.
PUBLICATION REFERENCE Kalgutkar RM. 1997. Fossil fungi from the lower Tertiary Iceberg Bay Formation, Eureka Sound Group, Axel Heiberg Island, Northwest Territories, Canada; Review of Palaeobotany and Palynology, v. 97, p. 197-226.
K&J REMARKS
TYPE
ALL NAMES (Including synonyms) Didymoporisporonites conicus
SERIAL NUMBER 312
PUBLIC COMMENTS
 *For source, see Publication Reference.