Catalog - Protentella rohiensis

CATALOG OF ORIGINAL DESCRIPTIONS: Protentella rohiensis Popescu & Brotea 1989

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.

Higher levels: pf_cat -> P -> Protentella -> Protentella rohiensis
Other pages this level: P. clavaticamerata, P. molinae, P. navazuelensis, P. prolixa, P. rohiensis

Protentella rohiensis

Citation: Protentella rohiensis Popescu & Brotea 1989
Rank: Species
Type locality: Fintinele village, near Valea Poienii, Maramures district, Romania.
Type age (chronostrat): Oligocene, upper Rupelian-lower Chattian,
Type sample (& lithostrat): base of the Globorotalia opima Zone, lower Virna Formation. Occurs immediately above the last occurrence of Globorotalia ampliapertura , in a thin band of strata (5-10 m) which represents the uppermost occurrence of mixed Mediterranean and Paratethyan faunas.
Type specimens: pl. I, figs. 1-8, 11, 12; pl. 111, figs. 7, 9-13; holotype (figs. 1-3), no. P.
Type repository: Bucharets; Institut de Geologie si Geofizidi, Bucharest, Romania;

Current identification/main database link: Globigerinella clavaticamerata (Jenkins, 1977)

Original Description
Test free, small to medium sized; initial[ly] trochospiral, later planspiral involute, biumbilicate; periphery rounded; peripheral margins strongly lobated; chambers spherical in younger stage, increasing gradual[ly] in size as added, become radial elongate in the adult, 6-7 on the last whorl; sutures distinct, incised, radial; wall calcareous, finely perforated with rare but distinct base spines on the last 2-4 chambers; aperture equatorial, at the base of the apertural face, bordered by a lip

Etymology: The name is deriving from the Monastery Rohia, in the vicinity of which is located the type section.

Extra details from original publication
Remarks. The species is somewhat close to Protentella nazcaensis (Quilty) [Clavigerinella nazcaensis, Quilty 1976]. Differs [from] this species by less incised sutures in the young stage and shorter and more robust radial chambers and less lobate peripheral outline


Popescu, G. & Brotea, D. (1989). Genus Protentella (Foraminifera) in North Transylvania Oligcene. In, Petrescu, I. (ed.) The Oligocene from the Transylvanian Basin. Cluj-Napoca 255-260. gs

Quilty, P. G. (1976). Planktonic foraminifera DSDP Leg 34, Nazca Plate. Initial Reports of the Deep Sea Drilling Project. 34: 629-703. gs V O

Spezzaferri, S., Coxall, H. K., Olsson, R. K. & Hemleben, C. (2018a). Taxonomy, biostratigraphy, and phylogeny of Oligocene Globigerina, Globigerinella, and Quiltyella n. gen. In, Wade, B. S., Olsson, R. K., Pearson, P. N., Huber, B. T. & Berggren, W. A. (eds) Atlas of Oligocene Planktonic Foraminifera. Cushman Foundation for Foraminiferal Research, Special Publication. 46(Chap 6): 179-214. gs V O


Protentella rohiensis compiled by the pforams@mikrotax project team viewed: 9-12-2021

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