radiolaria - rads_cat - Spirocyrtis merospira <title>radiolaria - rads_cat - Spirocyrtis merospira

CATALOG OF ORIGINAL DESCRIPTIONS: Spirocyrtis merospira 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 -> S -> Spirocyrtis -> Spirocyrtis merospira
Other pages this level: S. cornutella, S. diplospira, S. elegans, S. greeni, S. gyroscalaris, S. hemispira, S. hollisi, S. holospira, S. merospira, S. parvaturris, S. proboscis, S. scalaris, S. submerospira, S. subscalaris, S. subtilis

Spirocyrtis merospira

Citation: Spirocyrtis merospira Haeckel 1887
Rank: species
Described on page(s) : p.1510
Type specimens: pl.76, fig.15
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type locality: LM121; LM25; LM28; LM30; LM31
Type repository: No information given

Current identification:


Original Description

Shell ovate, with six to eight slight strictures, twice as long as broad. The three or four upper joints are perfectly separated by annular septa, the three or four lower joints connected by an internal spiral septum. The spiral line is often more or less irregular or interrupted (as is also the case in the specimen figured). Mouth rather wide. Pores small, subregular, circular. A rather variable species.

Translation:

Size:
Length of the shell (with eight joints) 0.2, breadth 0.1.

Etymology:

Extra details from original publication

Editors' Notes
Haeckel listed Spirocyrtis merospira under the subgeneric name Spirocyrtoma, but did not include the subgeneric name in the species name.[comment from RadWorld database]

References:

Haeckel, E (1887a). 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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Spirocyrtis merospira compiled by the radiolaria@mikrotax project team viewed: 6-2-2023

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