CATALOG OF ORIGINAL DESCRIPTIONS: Hedbergella praetrocoidea Kretzchmar and Gorbachik, in Gorbachik 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 -> H -> Hedbergella -> Hedbergella praetrocoidea
Other pages this level: << < H. hispaniae, H. holmdelensis, H. implicata, H. intermedia, H. kuhryi, H. kyphoma, H. labocaensis, H. lata, H. libyca, H. luterbacheri, H. maslakovae, H. murphyi, H. occulta, H. praelibyca, H. praelippa, H. praetrocoidea, H. pseudotrocoidea, H. punctata, H. quadrata, H. rischi, H. semielongata, H. sigali, H. similis, H. sliteri, H. telatynensis, H. trocoidea yezoana, H. wondersi,

Hedbergella praetrocoidea

Citation: Hedbergella praetrocoidea Kretzchmar and Gorbachik, in Gorbachik 1986
Rank: Species
Type locality: Village of Verkhorechye, along the Kacha River, southwestern Crimea, Ukraine.
Type age: Aptian
Holotype Repository: Moscow, Russia;
Type & figured specimens: GP-41

Current identification/main database link: Hedbergella praetrocoidea Kretchmar and Gorbachik, in Gorbachik, 1986


Original Description
Test small, high spired. Both right- and left-coiling specimens occur. Height of coil variable. Spiral side usually convex, more rarely flat. Umbilical side concave. Contour of test lightly oval, lobate. Peripheral margin broad, rounded. Adult tests consist of 2.5-3 whorls. Total number of chambers 14-19, specimens with 17 chambers predominate. First whorl has 5-5.5 chambers, later whorls 6-7. Number of chambers per whorl increases each whorl by a half to one chamber. First 4-6 chambers spherical. Later chambers are trapezoidal on the spiral side, last 2-4 chambers are kidney-bean-shaped.

References:

Gorbachik, T. N. (1986). Jurassic and early Cretaceous planktonic foraminifera of the south of the USSR. Moscow: Izdat. “Nauka”. 1986: 120-. gs :: ::


logo

Hedbergella praetrocoidea compiled by the pforams@mikrotax project team viewed: 11-7-2020

Taxon Search:
Advanced Search

Short stable page link: http://mikrotax.org/pforams/index.php?id=131758 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics