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Eugnathina

Asteroidea

Taxonomy
Eugnathina was named by Spencer and Wright (1966). It is not extant.

It was considered an invalid subgroup of Asteroidea by Blake (2018).

It was assigned to Spinulosida by Spencer and Wright (1966), Branstrator (1972), Hess (1972) and Welsh (1984).

Synonymy list
YearName and author
1966Eugnathina Spencer and Wright
1972Eugnathina Branstrator p. 66
1972Eugnathina Hess p. 14
1984Eugnathina Welsh p. 845

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Asterozoa()
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderSurculifera
Spinulosida()
suborderEugnathina
suborderEugnathina

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.

Subor. †Eugnathina Spencer and Wright 1966
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Fm. †Plesiosolasteridae Hess 1972
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G. †Plesiosolaster Hess 1972
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Plesiosolaster moretonis Forbes 1856
Invalid names: Brachisolaster Blake 1993 [objective synonym]
Invalid names: Arkonasteridae Kesling 1982 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Grouping: solitaryo
Environment: coastal, inner shelf, outer shelf, marineo
Locomotion: actively mobileo
Life habit: epifaunalo
Diet: carnivoreo
Diet 2: suspension feedero
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2007-10-02 03:15:13
Modified: 2009-09-07 02:46:48
Source: o = order, c = class, p = phylum
References: Blake 1990, Aberhan et al. 2004, Aberhan 1992

Age range: Middle Bathonian or 167.70000 to 164.70000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Middle Bathonian167.7 - 164.7United Kingdom Brachisolaster moretonis (59884)