Dictyophimus macropterus

Taxonomy

Catalog entries: Lithomelissa macroptera

Original description: Artic. I s. capitulum magnum subglobosum, aculeo forti armatum, strictura distincta ab artic. II discretum. Pori irregulares parvi rari. Artic. 1 alis spinosis 3 decurrentibus, cellulis magis distinctis instructus subtruncatus. Long. sine aculeo 1/26    capitis 1/60, aculei 1/72. Latit. max. 1/47. In nonnullis speciminibus cellulae ubique majores, in uno capitulum spina laterali parva armatum observata sunt.



Translated description: Smooth. First segment or cephalis large, subglobose, armed with a strong spine, separated from the second segment by a distinct stricture. Pores irregular, small, rare. Second segment with 3 decurrent, spiny wings, subtruncate, with distinct large pores. Length without spine 86 µ, of cephalis 37 µ, of spines 31 µ. Maximum breadth 48 µ.

In some specimens, pores are larger everywhere; in one, the cephalis was armed with a small lateral spine. (Translated from Latin by E.M.R. and W.R.R.)

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant. Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:

• Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
• Triangles indicate an event for which a precise placement has been suggested.
• (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Dictyophimus

Dictyophimus macropterus compiled by the radiolaria@mikrotax project team viewed: 22-7-2026 Taxon Search: Advanced Search Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203918 Go to Archive.is to create a permanent copy of this page - citation notes

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