Endressianthus foveocarpus E.M.Friis, K.R.Pedersen et Schönenb.

Plant Fossil Names Registry Number: PFN002778

Act LSID: urn:lsid:plantfossilnames.org:act:2778

Authors: E. M. Friis, K. R. Pedersen & J. Schönenberger

Rank: species

Genus: Endressianthus E.M.Friis, K.R.Pedersen et Schönenb.

Reference: Friis, E. M., Pedersen, K. R. & Schönenberger, J. (2003): Endressianthus, a new Normapolles‐producing plant genus of Fagalean affinity from the Late Cretaceous of Portugal. – International Journal of Plant Sciences 164(5 suppl.): S201–S223., link

Page of description: S216

Illustrations or figures: fig. 14

Types

Original diagnosis/description

Pistillate flowers with perianth of five to seven small perianth parts. Fruits ellipsoidal to spherical in outline. Five to seven vascular bundles are present in the outer fruit wall marked by narrow ribs extending from the base of the fruit to the base of the perianth. Surface of the fruit characterized by small circular grooves arranged in longitudinal furrows between the vascular bundles, giving the fruit wall a foveolate appearance. Fruit apparently a drupe with a thin fleshy outer layer. Epidermis cells with bulging periclinal walls covered by a thick wrinkled cuticle. Apically epidermis cells form distinct elongated verrucae. Minute trichomes occur in the longitudinal grooves.

Etymology

The specific epithet refers to the foveolate appearance of the endocarp surface.

Stratigraphy

Cretaceous, Upper Cretaceous
“Arenitos e argilas de Aveiro”; Campanian-Maastrichtian

Locality

Portugal
Esgueira (Olho de Agua)