CATALOG OF ORIGINAL DESCRIPTIONS: Cyrtocapsa pyrum Haeckel 1887

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: rads_cat -> C -> Cyrtocapsa -> Cyrtocapsa pyrum
Other pages this level: C. bicornis, C. brevicornis, C. campi, C. chrysalidium, C. colatractus, C. compacta, C. cornuta, C. costata, C. diploconus, C. fusulus, C. gadzhiliensis, C. hexagona, C. hirta, C. inaequispina, C. inflata, C. laevigata, C. lavallei, C. longicornis, C. macropora, C. marinellii, C. miocenica, C. miocenica imperforaticauda, C. miocenica laevicauda, C. osculum, C. poligonalis, C. pyrum, C. rothpletzi, C. strangulata, C. subconica, C. tetrapera

Cyrtocapsa pyrum

Citation: Cyrtocapsa pyrum Haeckel 1887
Rank: species
Type specimens: pl.78, fig.8
Type repository: No information given
Described on page(s) : p.1513
Family (traditional): Theoperidae
Family (modern): Eucyrtidiidae

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Current identification:


Original Description
Shell thorny, pear-shaped, without external strictures, but with three internal annular septa. Length of the four joints = 2: 5: 6: 7. The fourth joint is the broadest, being about twice as broad as long, and hemispherical. The small subspherical cephalis bears a stout conical horn of the same length. Pores large, regular, circular.

Length of the shell (with four joints) 0.2, breadth 0.12. Length of the single joints, a 0.02, b 0.05, c 0.06, d 0.07.

Editors' Notes
Haeckel listed Cyrtocapsa pyrum under the subgeneric name Cyrtocapsella, but did not include the subgeneric name in the species name.

Stratigraphic information for LM21 from Riedel, 1959, p.287

References:

Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs

Riedel, W. R. (1959). Oligocene and Lower Miocene Radiolaria in tropical Pacific sediments. Micropaleontology. 5(3): 285-302. gs

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Cyrtocapsa pyrum compiled by the radiolaria@mikrotax project team viewed: 12-4-2021

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