CATALOG OF ORIGINAL DESCRIPTIONS: Actinomma rotula Stöhr 1880

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 -> A -> Actinomma -> Actinomma rotula
Other pages this level: << < A. magnifenestra, A. medianum, A. mediterranensis, A. miocenicum, A. mirabile, A. multispinula, A. nigriniae, A. octoacanthium, A. okurai, A. pachycapsa, A. pachyderma, A. pellucidata, A. plasticum, A. polyceris, A. regulare, A. rotula, A. saccoi, A. schwageri, A. sol, A. spinigerum, A. staurotholonia, A. tanyacantha, A. telarania, A. tetracanthum, A. turidae, A. undosa setigera, A. undosa undosa, A. yosii

Actinomma rotula

Citation: Actinomma rotula Stöhr 1880
Rank: species
Type specimens: pl.2, fig.5
Type repository: No information given
Described on page(s) : p.91
Family (traditional): Actinommidae
Family (modern): Actinommidae

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Current identification:


Original Description
Die kugelförmig äussere Gitterschale ist mit der zweiten, die halb so gross ist, durch 8 Querbalken verbunden, die nach aussen als Stacheln fortsetzen. Die innerste Schale nich ganz halb so gross wie die zweite.
[Cortical globular shell linked with the second shell, that is half its size, by 8 beams which protrude outside as spines. Medullary shell not as wide as half the second shell. (Translation from German by J.P.C.)]

Cortical shell 93µm, its pores 3µm, second shell 47µm, its pores 1.5µm, medullary shell 20µm. Length of spines 17µm.
Rare. Distinguishing characters (rw): Mostly characterised by the 8 radial beams and spines.

Editors' Notes
Premature name in Stöhr, 1878 [2713:515]

References:

Stöhr, E. (1880). Die Radiolarienfauna der Tripoli von Grotte, Provinz Girgenti in Sicilien. Palaeontographica N. F.. 6(4): 71-121. gs


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Actinomma rotula compiled by the radiolaria@mikrotax project team viewed: 20-4-2021

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