CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana monmouthensis Olsson 1960

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 -> Globotruncana -> Globotruncana monmouthensis
Other pages this level: << < G. linnei caliciformis, G. linnei stuarti, G. linneiana obliqua, G. linneiformis, G. lobata, G. loeblichi, G. loefgreni, G. lugeoni, G. lugeoni angulata, G. lunaris, G. marginata austinensis, G. marianosi, G. mariei, G. mayaroensis, G. mexicana, G. monmouthensis, G. morozovae, G. nakkadyi, G. naqibi, G. navarroensis, G. neotricarinata, G. orientalis, G. pessagnoi, G. postrugosa, G. poststephensoni, G. pozaryskae, G. pseudoconica, G. pseudofornicata, G. pura, G. pustulifera, G. putahensis, > >>

Globotruncana monmouthensis

Citation: Globotruncana monmouthensis Olsson 1960
Rank: Species
Type locality:
Type sample and level: Sandy Hook member of the Redbank formation, locality NJK-103
Holotype Repository: Washington; USNM
Type & figured specimens: Holotype (USNM 626474) & paratypes (P 81055 and R 5043)

Linked specimens: USNM-626474

Current identification/main database link:

Original Description
Test.-single keeled, very low trochospiral, strongly umbilico-convex. Equatorial periphery slightly lobate. Axial periphery acute.
Wall.- calcareous, perforate; covered with numerous heavy spines on umbilical side; nearly smooth on spiral side.
Chambers.- angular truncate, 5-6 in final whorl. In- creasing gradually in size as added.
Sutures. -spiral side: gently curved, beaded, raised. Umbilical side: slightly curved somewhat depressed.
Umbilicus.-small, narrow, deep.
Apertures.-primary apertures interiomarginal, umbilical covered by tegilla, and with infralaminal and intralaminal accessory apertures.
Coiling-dominantly dextral.

Size: Diameter up to 0.60 mm.

Extra details from original publication
Remarks-This species is similar to Globotruncana andori De Klase. It differs from this species in its fewer chambers inthe final whorl and the numerous heavy spines that cover the umbilical side.

Occurrence.-The species occurs commonly in the Navesink formation. It is less common in the Redbank at Atlantic Highlands and New Egypt. It also is lower New Egypt in the Whitesville, Glendola, and Clementon wells


Olsson, R. K. (1960). Foraminifera of late Cretaceous and earliest Tertiary age in the New Jersey Coastal Plain. Journal of Paleontology. 34(1): 1-58. gs :: ::


Globotruncana monmouthensis compiled by the pforams@mikrotax project team viewed: 29-5-2020

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