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Risella stalkungiensis

Protozoa - Spumellaria - Angulobracchiidae

Taxonomy
Risella stalkungiensis was named by Carter (1993). Its type locality is 87-CNA-SKUD-7 Kunga Island, which is in a Rhaetian basinal (siliciclastic) limestone/siltstone in the Sandilands Formation of Canada.

Sister species lacking formal opinion data
R. conclusum, R. minuta

Synonymy list
YearName and author
1993Risella stalkungiensis Carter

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
orderSpumellariaEhrenberg 1875
familyAngulobracchiidaeBaumgartner 1980
genusRisella
speciesstalkungiensis

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Risella stalkungiensis Carter 1993
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: silicap
Environment: marinep
Locomotion: passively mobilep
Life habit: planktonicp
Diet: omnivorep
Created: 2005-01-28 01:13:47
Modified: 2005-01-28 03:13:47
Source: p = phylum
Reference: Kiessling 1999

Age range: Rhaetian or 205.70000 to 201.40000 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Rhaetian205.7 - 201.4Türkiye Risella stalkungiensis (59170 59171 59172 59173 130665 130667 130668 130669 130672 130673 130674 130675 130676 130677)
Rhaetian205.7 - 201.4Canada (British Columbia) Risella stalkungiensis (94709 94714 94752 type locality: 94753 94759 94760 94762 94764)