Daughter taxa (time control age-window is: 0-800Ma) | Granddaughter taxa | |||
Hastigerina inflated chambers | ||||
Hastigerinella clavate chambers | ||||
incertae sedis | ||||
Orcadia Spine bases at chamber tips: |
Catalog entries: Hastigerininae
Distinguishing features:
Parent taxon (pf_cenozoic): This is a polyphyletic grouping including all Cenozoic planktonic foraminifera
This taxon: monolamellar, thick spines, thin shell
Geographic distribution
Most likely ancestor: Globigerinidae - at confidence level 3 (out of 5). Data source: Hastigerinella is thought to have evolved from Globigerinella.
Geological Range:
Last occurrence (top): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within N17 zone (5.72-8.58Ma, base in Tortonian stage). Data source: Total of ranges of species in this database
Plot of occurrence data:
Bolli, H. M., Loeblich, A. R. & Tappan, H. (1957). Planktonic foraminiferal families Hantkeninidae, Orbulinidae, Globorotaliidae and Globotruncanidae. In, Loeblich, A. R. , Jr., Tappan, H., Beckmann, J. P., Bolli, H. M., Montanaro Gallitelli, E. & Troelsen, J. C. (eds) Studies in Foraminifera. U.S. National Museum Bulletin . 215: 3-50. gs References:
Hastigerinidae compiled by the pforams@mikrotax project team viewed: 13-12-2024
Short stable page link: https://mikrotax.org/pforams/index.php?id=104165 Go to Archive.is to create a permanent copy of this page - citation notes |