radiolaria - rads_cat - Siphonosphaera fragilis radiolaria - rads_cat - Siphonosphaera fragilis

CATALOG OF ORIGINAL DESCRIPTIONS: Siphonosphaera fragilis 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 -> Siphonosphaera -> Siphonosphaera fragilis
Other pages this level: S. abelmannae, S. arkys, S. brachysiphonia, S. chonophora, S. conifera, S. crystalloides, S. cyathina, S. donghaiense, S. fragilis, S. hyalina, S. infundibulum, S. macropora, S. macrosiphonia, S. magnisphaera, S. marginata, S. martensi, S. membranella, S. minima, S. minima laevigata, S. monotubulosa, S. pansiphonia, S. paradoxa, S. paraphoros, S. patinaria> >>

Siphonosphaera fragilis

Citation: Siphonosphaera fragilis Haeckel 1887
taxonomic rank: species
Described on page(s) : p.106
Type repository: No information given
Family (traditional): Collosphaeridae
Family (modern): Collosphaeridae

Current identification:


Original Description

Shell quite irregular roundish or nearly ovate, very thin and fragile, everywhere occupied by irregular, short, and broad cylindrical or conical tubes. Six to ten tubes in the half meridian of the shell. Diameter of the tubules about one-eighth that of the shell, three to four times as large as the length of the tubules, and the distance apart of their bases.

Diameter of the shell 0.16 to 0.24, of the tubules 0.02 to 0.03; length of the tubules 0.006 to 0.008, distance of them 0.005 to 0.009. [dimensions in mm]

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Siphonosphaera fragilis under the subgeneric name Holosiphonia, but did not include the subgeneric name in the species name.

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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Siphonosphaera fragilis compiled by the radiolaria@mikrotax project team viewed: 26-5-2024

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