Baravalosphaera operculata Y.-Y.Chen, Ersoy, Boura, F.Herrera et C.Del Rio in Ersoy, Chen, Boura, Herrera, Manchester, Orliac, Lebrun & Del Rio

Plant Fossil Names Registry Number: PFN003650

Act LSID: urn:lsid:plantfossilnames.org:act:3650

Authors: Y. Y. Chen, M. Ersoy, A. Boura, F. Herrera & C. Del Rio

Rank: species

Reference for this name: Ersoy, M., Chen, Y. Y., Boura, A., Herrera, F., Manchester, S. R., Orliac, M., Lebrun, R. & Del Rio, C. (2026): Fruits of Anacardiaceae from the early Oligocene of Baraval Quercy locality, southwestern France. – Review of Palaeobotany and Palynology 352: 105606 (1–11).

Page of description: 7

Name is type for

Types

Original diagnosis/description

Fibrous endocarp with 5–7 symmetrical locules, each provided with simple, apical opercula (stopper-like plugs), alternating with triangular lacunae; a central vascular system composed of 5–7 bundles, each associated with a distinct locule; each locule containing a reniform seed. Locular envelopes thin, composed of homoge neous and fibrous periclinal cells. Endocarp ovoid to globular, 5.3–8.7 mm long and 6.6–9.3 mm wide. Locules ovoid in transverse section.

Etymology

The epithet “operculata” refers to the presence of simple opercula.

Stratigraphy

Paleogene, Oligocene, Rupelian
dated as MP22 (Rupelian, Oligocene).

Locality

France
Baraval, Quercy, Lot.