CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina falconensis Blow 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 -> Globigerina -> Globigerina falconensis
Other pages this level: << < G. edita polycamera, G. eggeri, G. eggeriformis, G. elburganica, G. elevata, G. elongata, G. elongata Shutskaya, G. eocaena, G. eocaenica, G. eocaenica irregularis, G. esnaensis, G. euapertura, G. eugubina, G. eximia, G. exumbilicata, G. falconensis, G. fariasi, G. finlayi, G. fistulosa, G. flosculus, G. foliata, G. fragilis, G. fringa, G. frontosa, G. galapagosensis, G. galavisi, G. gaultina, G. gautierensis, G. gerpegensis, G. globigerinellinoides, G. globorotaloidea, > >>

Globigerina falconensis

Citation: Globigerina falconensis Blow 1959
Rank: species
Type locality: near Pozon, eastern Falcon, Venezuela
Type sample and level: sample, No. RM 19285, auger line near Pozon, eastern Falcon; Plate 9, figures 40a-c
Holotype Repository: Washington; USNM
Type & figured specimens: 625697; paratype, 625698

Linked specimens: USNM-625697 USNM-625698 USNM-625698

Current identification/main database link: Globigerina falconensis Blow, 1959


Original Description
Test low trochospiral with 10-12 chambers arranged in about 1½ whorls and with 4 chambers m the last whorl; chambers subspherical, slightly embracing, especially the last, increasing regularly and rather slowly in size as added; equatorial periphery lobate; axial periphery rounded; sutures of the spiral and umbilical sides radial, depressed but not much incised; umbilicus small but deep, sometimes almost closed by the strongly developed lip of the last chamber; aperture an elongate low arch or sometimes rather slitlike with a well-developed lip, interiomarginal, umbilical; wall calcareous, rather coarsely perforate.

Size: Maximum diameter or holotype, 0.34 mm.

Extra details from original publication
Remarks: This species is distinguished from Globigerina foliata Bolli in having slightly embracing chambers and an elongate aperture with a well-developed apertural lip.

Occurrence: Ranges from the Globigerinatella insueta/Globigerinoides bispherica Subzone to the Globigerina bulloides Zone, Tocuyo and Pozon formations.

References:

Blow, W. H. (1959). Age, correlation, and biostratigraphy of the upper Tocuyo (San Lorenzo) and Pozon Formations, eastern Falcon, Venezuela. Bulletins of American Paleontology. 39(178): 67-251. gs


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Globigerina falconensis compiled by the pforams@mikrotax project team viewed: 26-9-2020

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