CATALOG OF ORIGINAL DESCRIPTIONS: Globorotalia spinulosa Cushman 1927

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 spinulosa
Other pages this level: << < G. redbankensis, G. reissi, G. renzi, G. rex, G. saginata, G. saheliana, G. salisburgensis, G. saphoae, G. scitula gigantea, G. scitula praescitula, G. scitula subscitula, G. scitula ventriosa, G. seigliei, G. sibaiyaensis, G. sinuososuturalis, G. spinulosa, G. strabocella, G. sturanii, G. subbotinae, G. subconica, G. suterae, G. tadjikistanensis, G. testarugosa, G. tetracamerata, G. thebaica, G. tortiva, G. tosaensis, G. traubi, G. tribulosa, G. trichotrocha, G. trinidadensis> >>

Globorotalia spinulosa

Citation: Globorotalia spinulosa Cushman 1927
Rank: Species
Type locality: Rio Tuxpan, crossing of road from Palo Blanco to La Noria and along Rio Pantepec about 200 meters above its mouth, Vera Cruz, Mexico, collected by Dr. T. Wayland Vaughan.
Type sample (& lithostrat): Alazan Clay
Type specimens: 369304; Plate 23, figures 4 a-c
Type repository: Washington; USNM

Linked specimens: USNM-6698 USNM-369304

Current identification/main database link: Morozovelloides crassatus (Cushman 1925)


Original Description
"est biconvex, the dorsal side somewhat less so than the ventral, periphery with a spinose keel; chambers distinct, 4 or 5 in the final whorl, somewhat inflated on the ventral side, sutures very slightly if at all depressed on the dorsal side, slightly depressed on the ventral, nearly radial; wall at the periphery with short spines becoming more prominent in older specimens, the dorsal side with the early chambers roughly granular, later ones smooth and finely perforate, ventral side smooth; aperture large, on the ventral side.

Size: Diameter up to 0.40 mm.

Extra details from original publication
In older specimens than that figured the middle of the periphery of each chamber becomes more projecting and the spinose projections somewhat larger than flatter.

References:

Cushman, J. A. (1927b). New and interesting foraminifera from Mexico and Texas. Contributions from the Cushman Laboratory for Foraminiferal Research. 3(2): 111-119. gs V O

Pearson, P. N. & Berggren, W. A. (2006). Taxonomy, biostratigraphy, and phylogeny of Morozovelloides n. gen. In, Pearson, P. N., Olsson, R. K., Hemleben, C., Huber, B. T. & Berggren, W. A. (eds) Atlas of Eocene Planktonic Foraminifera. Cushman Foundation for Foraminiferal Research, Special Publication. 41(Chap 10): 327-342. gs V O


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Globorotalia spinulosa compiled by the pforams@mikrotax project team viewed: 6-3-2021

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