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Betelgeusia exposita

Asteroidea - Paxillosida - Astropectinidae

Taxonomy
Betelgeusia exposita was named by Blake and Jagt (2005). It is not extant. Its type specimen is Holotype NHMM K 3364.

Synonymy list
YearName and author
2005Betelgeusia exposita Blake and Jagt pp. 187-189 figs. pl. 3 figs. 1-5

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Asterozoa()
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderPaxillosida
familyAstropectinidae
genusBetelgeusia
speciesexposita

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.

Betelgeusia exposita Blake and Jagt 2005
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Diagnosis
ReferenceDiagnosis
D. B. Blake and J.W.M. Jagt 2005Betelgeusia with a rounded body margin that largely results from a rounded margin to the superomarginals. Actinal and inferomarginal series not corresponding; mouth angle pair robust, forming a keel-shaped, broad, angular surface. Prominent ventral spines not recognized.
Measurements
No measurements are available
Composition: high Mg calcitef
Ontogeny: accretion, addition of partsp
Grouping: solitaryf
Environment: marinef
Locomotion: slow-movingf
Life habit: semi-infaunalf
Diet: carnivoref
Vision: limitedc
Reproduction: oviparousf
Dispersal: waterf
Dispersal 2: planktonicf
Created: 2007-10-02 03:56:56
Modified: 2009-10-10 10:31:00
Source: f = family, c = class, p = phylum
References: Aberhan et al. 2004, Blake 1990, Aberhan 1992

Age range: base of the Late/Upper Maastrichtian to the top of the Danian or 72.20000 to 61.66000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Maastrichtian - Danian72.2 - 61.66Netherlands Astropectinidae indet. (32160)