CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina concinna subsp. altihelix 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 -> G -> Globigerina -> Globigerina concinna altihelix
Other pages this level: << < G. ciperoensis angulisuturalis, G. ciperoensis angustiumbilicata, G. ciperoensis ottnangiensis, G. circumnodifer, G. clarae, G. clarkei, G. clippertonensis, G. coalingensis, G. colomi, G. columbae, G. compacta, G. compressa, G. compressa caucasica, G. compressaformis, G. concinna, G. concinna altihelix, G. concinna anapetes, G. conglobata, G. conglomerata, G. conglomerata Terquem, G. conglomerata paula, G. conica, G. contorta, G. corpulenta, G. crassa, G. crassaformis, G. cretacea, G. cretacea delrioensis, G. cretacea eggeri, G. cretacea esnehensis, G. cretacea saratogaensis, > >>

Globigerina concinna altihelix

Citation: Globigerina concinna subsp. altihelix Fordham 1986
Rank: sub-species
Type locality: DSDP 208-14-4 74-76 cm.
Type age: G. nepenthes zone; upper Miocene.
Holotype Repository: Brisbane, Australia; U Queensland Univ.
Type & figured specimens: UQF 72039.

Current identification/main database link: Not linked - add to pf_cenozoic :: pf_mesozoic :: ?


Original Description
Moderate in size, robust; moderately highly elevated dextral trochospire, moderately loose parallel to axis, tight perpendicular to axis. Equatorial outline weakly lobate; lateral outline spiroconvex. Chambers globular, weakly to moderately closely appressed, at least 10 in total, 3t in final whorl; increase slow. Dorsal view: chambers slightly longer concentrically, weakly inflated; sutures barely depressed; intercameral sutures directed and curved posteriorly. Ventral view: chambers inflated; sutures radial to curved; umbilicus tight; aperture umbilical, opposite second-Iast--third-last intercameral suture, a high arch with a thick lip. Lateral view: smoothly rounded. Wall densely perforate with elevated interpore ridges.

Size: Length, 205 µm; width, 200 µm; height, 240 µm.

Etymology: Latin, altus, high; helix, -icis (f.), whorl, spiral.

Extra details from original publication
Description based on: Common material.
Holotype fig.: Fordham 1986 Pl. 14, fig. 29.

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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Globigerina concinna altihelix compiled by the pforams@mikrotax project team viewed: 30-3-2020

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