radiolaria - rads_cat - Phormobotrys trithalamia radiolaria - rads_cat - Phormobotrys trithalamia

CATALOG OF ORIGINAL DESCRIPTIONS: Phormobotrys trithalamia 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 -> P -> Phormobotrys -> Phormobotrys trithalamia
Other pages this level: P. cannothalamia, P. folini, P. pentathalamia, P. trithalamia

Phormobotrys trithalamia

Citation: Phormobotrys trithalamia Haeckel 1887
Taxonomic rank: species
Described on page(s) : p.1124
Type specimens: pl.96, fig.26
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type locality: LM19
Type repository: No information given

Current identification:


Original Description

Cephalis trilobate, with a single apical tube, which is only one-third as long, spindle-shaped, pointed, with frontal opening. Frontal lobes ovate, two-thirds as long as the helmet-shaped occipital lobe. Internal frontal septum of the cephalis with four large pores. Thorax cylindrical, twice as long as the hemispherical abdomen. Pores small and numerous, irregular, roundish.

Size:
Length of the shell 0.16, breadth 0.05.

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 years 1873-1876. 18: 1-1803. gs O


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Phormobotrys trithalamia compiled by the radiolaria@mikrotax project team viewed: 18-2-2025

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=261145 Go to Archive.is to create a permanent copy of this page - citation notes



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