NAME Diporicellaesporites concavus
AGE Early-Middle Miocene.   AGE span: 23.03...11.608 mya
K&J CLASSIFICATION (2000) Fungi Imperfecti, Phragmosporae.
FIGURE(S)
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Pl.14fig.18.jpg
FIGURE REFERENCE Kumar P. 1990. Fungal remains from the Miocene Quilon beds of Kerala State, South India; Review of Palaeobotany and Palynology, v. 63, p. 13-28.
SPECIES, AUTHORITY D. concavus Kumar 1990, p. 24, pl. 1, fig. 15.
LOCATION Padappakkara, Quilon District, Kerala State, South India.
ORIG DESCRIPTION* Fungal spores multicellate, diporate and fusiform in shape. Size range 38-42 x 22-24 µm. Spore gradually tapering at both ends. Central cells dark and larger in size (8-13 x 13-21 µm), apical cells smaller, hyaline, porate and delimited by a concave darker outline (septum). Spore wall thickest at the central septal region and smooth. Septum of central cell straight or disc-shaped, ± 3 µm thick with a central pore. Terminal pores ± 2 µm wide, pore margin thin and hyaline.
COMMENTS* Diporicellaesporites concavus differs from all other known species of Diporicellaesporites Elsik 1968 by having differentially colored thickened spore wall and concave septa.
PUBLICATION REFERENCE Kumar P. 1990. Fungal remains from the Miocene Quilon beds of Kerala State, South India; Review of Palaeobotany and Palynology, v. 63, p. 13-28.
K&J REMARKS
TYPE
ALL NAMES (Including synonyms) Diporicellaesporites concavus
SERIAL NUMBER 360
PUBLIC COMMENTS
 *For source, see Publication Reference.