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Stuertzaster

Stenuroidea

Synonymy list
YearName and author
1899Sturtzaster Etheridge p. 128
1915Sturtzaster Schuchert pp. 252-253
1940Sturtzaster Spencer pp. 513-517
1951Stuertzaster Spencer p. 111
1965Sturtzaster Owen p. 547
1966Stuertzaster Spencer and Wright p. U80
2001Stuertzaster Boczarowski p. 8
2002Stuertzaster Sepkoski
2005Stuertzaster Dean Shackleton p. 74
2013Stuertzaster Blake p. 367

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumEleutherozoa
Asterozoa()
classStenuroidea()
genusStuertzaster()

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.

G. †Stuertzaster Etheridge 1899
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Stuertzaster liquidus Boczarowski 2001
Stuertzaster marstoni Salter 1857
Stuertzaster utroquecognitus Boczarowski 2001
Sturtzaster colvini Salter 1857
Sturtzaster cygnipes Salter 1857
Sturtzaster mitchelli Etheridge 1899
Diagnosis
ReferenceDiagnosis
A. Boczarowski 2001Aboral side of central disc is highly swollen, encrusted by network with radiate spicules. Arms short and wide, ambulacrals with thin, big groove. Laterals with wide, strong juncture. Very long, thin spines consist of three blades.
J. Dean Shackleton 2005Loss of inferomarginals; loss of inferomarginal spines; loss of buccal slits.
Measurements
No measurements are available
Composition: high Mg calcitep
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: actively mobilesubp
Life habit: epifaunalsubp
Diet: carnivoresubp
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-09-21 12:38:42
Modified: 2009-09-21 14:38:42
Source: subp = subphylum, p = phylum
References: Aberhan 1992, Bambach et al. 2007

Age range: base of the Wenlock to the top of the Eifelian or 433.40000 to 387.70000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Wenlock433.4 - 427.4Australia (Victoria) S. sp. (494)
Leintwardine421.3 - 419.2United Kingdom S. colvini, S. marstoni (95143)
Early/Lower Emsian409.1 - 402.5Germany Erinaceaster spinosissimus (26904)
Emsian407.6 - 393.3Poland (Kielecki) S. utroquecognitus (94469)
Eifelian393.3 - 387.7Poland (Swietokrzyskie) S. liquidus (94509)
Late/Upper Givetian388.1 - 383.7Poland S. utroquecognitus (82667)