CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia inconspicua Howe 1939

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 -> Globorotalia -> Globorotalia inconspicua
Other pages this level: << < G. globigeriniformis, G. greenhornensis, G. hadii, G. haunsbergensis, G. haynesi, G. hemisphaerica, G. hessi, G. hexacamerata, G. hirsuta aemiliana, G. hirsuta eastropacia, G. hispidicidaris, G. humerosa, G. hungarica, G. ikebei, G. imitata, G. inconspicua, G. inconspicua aculeata, G. inflata, G. inflata praeinflata, G. inflata triangula, G. insolita, G. involuta, G. irrorata, G. juanai, G. kilabiyaensis, G. kingmai, G. kolchidica, G. kotucensis, G. kugleri, G. lacerti, G. lehneri, > >>

Globorotalia inconspicua

Citation: Globorotalia inconspicua Howe 1939
Rank: species
Type locality: In ditch, 18 inches above base of slope leading down to Couley Creek along dirt road in the SE1/4 NE1/4 NE1/4 NE1/4 section 22, Township 10N, Range 5 W., Winn Parish, La., U. S. A.
Type age: Eocene
Type sample and level: Claiborne. Cook Mountain formation; calcareous fossiliferous clay containing lenses and stringers of glauconite.
Holotype Repository: Baton Rouge; Deposited in the author's collection at Louisiana State University, University, Louisiana, U. S. A.; slide no. 2050.

Current identification/main database link:

Original Description
Test very small, more or less plano-convex, the dorsal side relatively flat, the ventral side strongly convex, with numerous chambers, about eight in the last coil; chambers inflated,periphery lobulate and carinate dorsally, the extremities of the chambers tending to bear small spines; wall granular, probably minutely pitted; aperture an arched slit at the base of t he chamber between the periphery and the umbilical area. 

Size: Greatest breadth of holotype: 0.15 mm.; thickness, 0.06mm .

Extra details from original publication
This little form tends to add in number of chambers to the whorl as it grows. Half grown specimens show usually about six chambers.


Howe, H. V. (1939). Louisiana Cook Mountain Eocene foraminifera. Bulletin of the Geological Survey of Louisiana. 14: 1-122. gs :: ::


Globorotalia inconspicua compiled by the pforams@mikrotax project team viewed: 29-5-2020

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