Catalog - Globigerina portsdownensis Catalog - Globigerina portsdownensis

CATALOG OF ORIGINAL DESCRIPTIONS: Globigerina portsdownensis Williams-Mitchell 1948

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 portsdownensis
Other pages this level: << < G. paradubia, G. paraobesa, G. paratriloculinoides, G. paravenezuelana, G. parisiensis, G. partidiana, G. parva, G. patagonica, G. pauciloculata, G. pera, G. picassiana, G. pileata, G. planispira, G. planoexilis, G. polusi, G. portsdownensis, G. postcretacea, G. posttriloculinoides, G. posttriloculinoides clinata, G. praebulloides, G. praebulloides leroyi, G. praebulloides occlusa, G. praebulloides pseudociperoensis, G. praebulloides pseudoleroyi, G. praebulloides tinguarensis, G. praedigitata, G. praeglobotruncanaeformis, G. prasaepis, G. prolata, G. prolonga, G. protoreticulata> >>

Globigerina portsdownensis

Citation: Globigerina portsdownensis Williams-Mitchell 1948
taxonomic rank: Species
Type specimens: P38283
Type locality: 900 feet in D'Arcy Exploration Co. Ltd. Portsdown No. 1 well, Hampshire, England
Type repository: London, UK; NHM

Linked specimens: London, UK; NHM (PM P 38283)

Current identification/main database link: Muricohedbergella portsdownensis (Williams-Mitchell, 1948)

Original Description

Test free, trochoid; chambers globular (11-12 in the dorsal spire), not closely appressed, often the last chamber appearing to be almost detached in the adult stage; wall hyaline, finely perforate and cancellate; aperture small and indistinct, opening into the umbilicus.


Williams-Mitchell, E. (1948). The zonal value of foraminifera in the Chalk of England. Proceedings of the Geologists' Association. 59: 96-. gs


Globigerina portsdownensis compiled by the pforams@mikrotax project team viewed: 20-5-2024

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