Lithopera bacca


Classification: rads_cenozoic -> Theoperidae -> Eucyrtidiidae -> Lithopera -> Lithopera bacca
Sister taxa: L. bacca, L. baueri, L. neotera, L. renzae, L. thornburgi, L. sp.

Taxonomy

Citation: Lithopera bacca Ehrenberg 1873
Rank: species
Basionym: Lithopera bacca
Taxonomic discussion: Ehrenberg 1872; Nigrini 1967 p.54-56 pl.6 fig.2; Sanfilippo & Riedel 1970; Alexandrovich 1989 (ODP 111 SR) pl.3 fig.12

Catalog entries: Lithopera bacca


Translated description: [Small, obtuse, ovate shell; small, frontal, globose cephalis, and with a short spine; near the cephalis, 1-3 short ribs can be seen, depending on the orientation; on the surface are small pores arranged quincuncially; on the cephalis the pores are irregular, contiguous and sparse. Length without spine 94-120 µ, maximum breadth 94-60 µ, 8 pores in 24 µ. (Translated from Latin by E.M.R. and W.R.R.)]
Remarks on original description: Premature name in Ehrenberg, 1860a [775:768] and Ehrenberg, 1860b [776:823[comment from RadWorld database]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:

References:

Alexandrovich, J. M. (1989). Radiolarian biostratigraphy of ODP Leg 111, Site 677, eastern equatorial Pacific, late Miocene through Pleistocene. Proceedings of the Ocean Drilling Program, Scientific Results. 111: 245-262. gs V O

Ehrenberg, C. G. (1873a). Mikrogeologische Studien als Zusammenfassung seiner Beobachtungen des kleinsten Lebens der Meeres-Tiefgründe aller Zonen und dessen geologischen Einfluss. Monatsberichte der Koniglichen Preussische Akademie der Wissenschaften zu Berlin. 1872: 265-322. gs

Nigrini, C. A. (1967). Radiolaria in pelagic sediments from the Indian and Atlantic Oceans. Bulletin of the Scripps Institution of Oceanography. 11: 1-125. gs

Sanfilippo, A. & Riedel, W. R. (1970). Post-Eocene "closed" theoperid radiolarians. Micropaleontology. 16(4): 446-462. gs


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Lithopera bacca compiled by the radiolaria@mikrotax project team viewed: 16-4-2021

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