Catalog - Pulleniatina mayeri plana

CATALOG OF ORIGINAL DESCRIPTIONS: Pulleniatina mayeri subsp. plana Fordham 1986

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 -> Pulleniatina -> Pulleniatina mayeri plana
Other pages this level: P. mayeri juvenis, P. mayeri plana, P. mayeri polygonia, P. mayeri umbilicata, P. obliquiloculata finalis, P. obliquiloculata praecursor, P. obliquiloculata trochospira, P. okinawaensis, P. praeobliquiloculata, P. praepulleniatina, P. primalis, P. semiinvoluta, P. spectabilis, P. spectabilis praespectabilis

Pulleniatina mayeri plana

Citation: Pulleniatina mayeri subsp. plana Fordham 1986
Rank: sub-species
Type specimens: UQF 72241.
Type age (chronostrat): Upper G. mayeri zone; upper-middle Miocene.
Type locality: DSDP 208-18-2 1-3 cm.
Type repository: Brisbane, Australia; U Queensland Univ.

Current identification:


Original Description

Small, robust; low sinistral trochospire, tight parallel and perpendicular to axis. Equatorial outline circular, weakly lobate; lateral outline umbilicoconvex. Chambers ovate, closely compressed, about 14 in total, 5! in final whorl; increase moderate; last chamber reduced. Dorsal view: chambers longer concentrically, barely inflated; sutures barely depressed; intercameral sutures radial to directed and curved posteriorly. Ventral view: chambers inflated; intercameral sutures radial, some curved posteriorly at distal end, meeting at slightly open umbilicus. Lateral view: smoothly rounded, though umbilical shoulder slightly acute in final chamber; aperture umbilical- -extraumbilical, low. Wall smooth with moderately dense pores especially towards periphery; dorsal side thickened, obscuring early chambers.

Size:
Length, 180 µm; width, 160 µm; height, 105 µm.

Etymology:
Latin, planus, flat.

Extra details from original publication
Description based on: Common material.
Holotype fig.: Fordham 1986 Pl. 18, fig. 3.

Editors' Notes

References:

Fordham, B. G. (1986). Miocene-Pleistocene planktic foraminifers from D.S.D.P. Sites 208 and 77, and phylogeny and classification of Cenozoic species. Queensland, Australia. 1-224. gs


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Pulleniatina mayeri plana compiled by the pforams@mikrotax project team viewed: 4-10-2022

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Short stable page link: https://mikrotax.org/pforams/index.php?id=132102 Go to Archive.is to create a permanent copy of this page - citation notes



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