Catalog - Globotruncana roddai Catalog - Globotruncana roddai

CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana roddai Marianos&Zingula 1966

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 -> Globotruncana -> Globotruncana roddai
Other pages this level: << < G. orientalis, G. pessagnoi, G. postrugosa, G. poststephensoni, G. pozaryskae, G. pseudoconica, G. pseudofornicata, G. pura, G. pustulifera, G. putahensis, G. qabeliatensis, G. quadrata, G. renzi, G. repanda, G. riojai, G. roddai, G. rosetta insignis, G. rosetta pettersi, G. rugosa, G. rugosa subrugosa, G. sahakianae, G. samuriensis, G. schneegansi, G. semsalensis, G. sharawnaensis, G. sigmoconcavata, G. smithi, G. stephani, G. stephani turbinata, G. stephensoni, G. stuarti parva> >>

Globotruncana roddai

Citation: Globotruncana roddai Marianos&Zingula 1966
Taxonomic rank: species
Type specimens: 641556
Type age (chronostrat): Turonian
Type locality: Along Dry Creek, in the Beegum Basin, T. 28N., R. 7W., in the northwestern corner of the Sacramento Valley, Tehama County, CA
Type repository: Washington; USNM

Linked specimens: USNM-641556 USNM-641557

Current identification/main database link: Dicarinella roddai (Marianos and Zingula, 1966)


Original Description

Test large, trochospiral, biconvex; periphery lobate, having a closely spaced double keel above the median line, becoming weaker and more closely spaced on the last and penultimate chambers; chambers smooth and overlapping dorsally, inflated ventrally, early chambers of last whorl rugose ventrally, later ones smooth; sutures curved, raised and thickened dorsally, ventrally depressed and radial; umbilicus narrow and deep; aperture interomarginal, umbilical. Some specimens exhibiting a weak ridge at the umbilical margin of early chambers of the last whorl formed by enlarged and coalescing pustules.

References:

Marianos, A. W. & Zingula, R. P. (1966). Cretaceous planktonic foraminifers from Dry Creek, Tehama County, California. Journal of Paleontology. 40: 328-343. gs


logo

Globotruncana roddai compiled by the pforams@mikrotax project team viewed: 11-2-2025

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/dinotax/index.php?id=131488 Go to Archive.is to create a permanent copy of this page - citation notes



Add Comment

* Required information
Captcha Image

Comments

No comments yet. Be the first!