Catalog - Heterohelicidae Catalog - Heterohelicidae

CATALOG OF ORIGINAL DESCRIPTIONS: Heterohelicidae Cushman 1927

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 -> Higher taxa -> Heterohelicidae
Other pages this level: << < Globigerinidae, Globigerinitidae, Globoconusidae, Globoconusoidea, Globoquadrinidae, Globorotaliidae, Globorotaloidinae, Globotruncanellidae, Globotruncanidae, Guembelitriinae, Hantkeninidae, Hastigerininae, Hedbergellidae, Helvetiellinae, Helvetoglobotruncaninae, Heterohelicidae, Neoacarininidae, Obandyellini, Orbulinidae, Parvularuglobigerinidae, Parvularugoglobigerinoidea, Planomalininae, Praehedbergellidae, Praeplanctoniacea, Pulleniatininae, Rotaliporinae, Rugoglobigerinidae, Schackoinidae, Sphaerogerinidae, Tenuitellidae, Tinophodellini> >>

Heterohelicidae

Citation: Heterohelicidae Cushman 1927
taxonomic rank: Family
Type species: Heterohelix Ehrenberg 1843
Described on page(s) : 59

Current identification:


Original Description

Test in the more primitive forms planospiral in the young,later becoming biserial, in the more specialized genera the spiral stage and even the biserial stage may be wanting and the rela-tionships shown by other characters; well calcareous, perforate, ornamentation in higher genera bilaterally symmetrical; aperture when simple, usually large for the size of the test, withoutteeth, in.some forms with apertural neck and phialine lip.

References:

Cushman, J. A. (1927a). An outline of a re-classification of the Foraminifera. Contributions from the Cushman Laboratory for Foraminiferal Research. 3: 1-105. gs O


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Heterohelicidae compiled by the pforams@mikrotax project team viewed: 15-6-2024

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