NB This site is under active development, current content in the main database is primarily from Bolli et al 1994, Hayward et al. 2012, Holbourn et al. 2013, Holbourn and Kaminski 1997, Alegret & Thomas 2001, and Katz et al. 2003. It is intended to expand and develop this to provide rather comprehensive coverage of Mesozoic and Cenozoic deep-sea benthic foraminifera.
Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
![]() | ![]() | ![]() | Annectina biedai | |
![]() | ![]() | ![]() | Annectina grzybowskii | |
Annectina sp. Specimens which cannot be assigned to established species |
Catalog entries: Annectina
Distinguishing features:
Parent taxon (Spirillinida): tubular chambers
This taxon: Coiling initially milioline, then planispiral
Wall composition:
TEST: unilocular, mixed, planispiral, APERTURE: circular, terminal, |
Final whorl chambers: 1->1 |
Geological Range:
Last occurrence (top): within Late Oligocene Sub-Epoch (23.03-28.09Ma, top in Chattian stage). Data source: Total of range of species in this database
First occurrence (base): within Campanian Stage (72.17-83.65Ma, base in Campanian stage). Data source: Total of range of species in this database
Plot of occurrence data:
NB The ranges given for genera and higher taxa are the total ranges of species included in that taxon in this database - so the true total range of the taxon will usually be longer
Suleymanov, I. S. (1963). Noviy rod i dva novykh vida iz semeystva Ammodiscidae [A new genus and two new species from the family Ammodiscidea]. Doklady Akademii Nauk Uzbek SSR. 1963(11): 41-43. gsReferences:
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Annectina compiled by the bforams@mikrotax project team viewed: 13-7-2025
Short stable page link: https://mikrotax.org/bforams/index.php?id=2000040 Go to Archive.is to create a permanent copy of this page - citation notes |
bforams@mikrotax has been supported by US IODP Science Support Program and by the Geologic TimeScale Foundation![]() ![]() |