Catalog - Globorotalia aragonensis twisselmanni Catalog - Globorotalia aragonensis twisselmanni

CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia aragonensis var. twisselmanni Mallory 1959

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 aragonensis twisselmanni
Other pages this level: << < G. alamedillensis, G. albeari, G. almadenensis, G. amuria, G. andalusiana, G. anfracta, G. angulata abundocamerata, G. angulata kubanensis, G. angulata praepentacamerata, G. apanthesma, G. apertura, G. aragonensis, G. aragonensis araratica, G. aragonensis caucasica, G. aragonensis incisimarginata, G. aragonensis twisselmanni, G. archeomenardii, G. armenica, G. australiformis, G. avanensis, G. barisanensis, G. bella, G. berggreni, G. bermudezi, G. berwaliana, G. birnageae, G. bollii, G. bonairensis, G. bononiensis, G. bouregregensis, G. broedermanni lodoensis> >>

Globorotalia aragonensis twisselmanni

Citation: Globorotalia aragonensis var. twisselmanni Mallory 1959
taxonomic rank: Variety
Type repository: Washington; USNM

Linked specimens: USNM-370099

Current identification/main database link: Morozovella crater (Finlay 1939)


Original Description

"Variety differing from the typical in the more strongly curved dorsal sutures; only five or six chambers in last-formed dorsal whorl, entire dorsal surface studded with minute papillae; ventral surface usually with five visible chambers; sutures not depressed, or only slightly so; umbilicus usually larger than the Aragon species. This variety differs from Globorotalia crater Finlay in having the dorsal surface slightly elevated rather than flat. Diameter 0.46 mm.; width 0.29 mm."

Editors' Notes
original combination not double checked

References:

Mallory, V. S. (1959). Lower Tertiary biostratigraphy of the California Coast Ranges. American Association of Petroleum Geologists, Tulsa, Oklahoma. 1-416. gs


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Globorotalia aragonensis twisselmanni compiled by the pforams@mikrotax project team viewed: 9-9-2024

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