arrayname: original 
Catalog - Globigerina mckannai Catalog - Globigerina mckannai

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina mckannai White 1928

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 -> Globigerina -> Globigerina mckannai
Other pages this level: << < G. kondoi, G. konkensis, G. kozlowskii, G. krosniensis, G. kugleri, G. kyushuensis, G. labiacrassata, G. lamellosa, G. linaperta, G. linaperta transdanubica, G. linaperta turgida, G. loetterli, G. lozanoi, G. macrastoma, G. marialuisae, G. mckannai, G. medizzai, G. megastoma, G. megastoma cariacoensis, G. mexicana, G. microfoliata, G. micropora, G. microstoma, G. microstoma opsionepenthoides, G. minutula, G. moskvini, G. multiloba, G. neofalconensis, G. nepenthes, G. nepenthes delicatula, G. nepenthoides> >>

Globigerina mckannai

Citation: Globigerina mckannai White 1928
Taxonomic rank: species
Type specimens: 19878
Type locality: Velasco Fm., Mexico
Type repository: New York; AMNH - Columbia University Collection now at the American Museum of Natural History

Current identification/main database link: Acarinina mckannai (White 1928)


Original Description

Test rotaliform, dorsal side slightly convex, ventral side very convex, umbilicate, periphery rounded; chambers usually six in the last whorl, gradually increasing in size, closely appressed; sutures distinct, deep, not limbate; wall granular or subspinose, very finely perforate; aperture an elongate opening extending from the umbilicus about half way to the peripheral margin.

Size:
Diameter of type specimen, 0.4 mm; height, 0.3 mm.

Etymology:
This species is named for Mr. Edwin A. McKanna.

Extra details from original publication
Occurrence: This is a rare form with a very restricted vertical range, found at the top of the lower part of the Velasco or the bottom of the Middle of the Velasco.

References:

White, M. P. (1928). Some Index Foraminifera of the Tampico Embayment Area of Mexico. Journal of Paleontology. 2(3): 177-215. gs


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Globigerina mckannai compiled by the pforams@mikrotax project team viewed: 24-3-2025

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Short stable page link: https://mikrotax.org/pforams/index.php?id=130553 Go to Archive.is to create a permanent copy of this page - citation notes



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