Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Ophryaster oligoplax

Asteroidea - Valvatida - Goniasteridae

Taxonomy
Nymphaster oligoplax was named by Sladen (1891). It is not extant. Its type specimen is Natural History Museum, London, holotype BNHM OR 40178.

It was recombined as Ophryaster oligoplax by Spencer (1913), Schulz and Weitschat (1981), Breton (1992), Lewis (1993), Helm (1997), Jagt (2000).

Sister species lacking formal opinion data
O. lunatus

Synonymy list
YearName and author
1891Nymphaster oligoplax Sladen pp. 19-21 figs. fig. 5, 12; pl. 8, fig. 3a-b
1907Nymphaster oligoplax Spencer pp. 114, 116 figs. fig. 5, 12
1913Ophryaster oligoplax Spencer p. 130 figs. pl. 13, fig. 26
1981Ophryaster oligoplax Schulz and Weitschat p. 37 figs. pl. 6, fig. 2-4; pl. 7, fig. 1-2
1992Ophryaster oligoplax Breton pp. 246-250 figs. fig. 107-108; pl. 27; pl. 28, fig. 1-10
1993Ophryaster oligoplax Lewis pp. 60-61
1997Ophryaster oligoplax Helm pp. 113-114 figs. fig. 20
2000Ophryaster oligoplax Jagt pp. 420-421 figs. pl. 15, fig. 1-7, 14-16; pl. 16, fig. 7-

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Asterozoa()
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderValvatida
familyGoniasteridae
genusOphryaster
speciesoligoplax()

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.

†Ophryaster oligoplax Sladen 1891
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitef
Ontogeny: accretion, addition of partsp
Environment: marinef
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: detritivoref
Vision: limitedc
Dispersal: waterf
Dispersal 2: planktonicf
Created: 2007-10-02 04:01:50
Modified: 2007-10-02 06:05:14
Source: f = family, c = class, p = phylum
References: Aberhan 1992, Aberhan et al. 2004, Blake 1990

Age range: base of the Late/Upper Coniacian to the top of the Late/Upper Campanian or 89.80000 to 72.20000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Coniacian - Early/Lower Santonian89.8 - 83.6France Ophryaster oligoplax (59675)
Late/Upper Campanian83.6 - 72.2Belgium (Liege) Ophryaster oligoplax (32150)