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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Encrinasterinae
Taxonomy
Encrinasterinae was named by Harper and Morris (1978). Its type is Encrinaster.
It was assigned to Encrinasteridae by Harper and Morris (1978).
It was assigned to Encrinasteridae by Harper and Morris (1978).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Encrinasterinae Harper and Morris p. 155 |
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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.
Subfm. †Encrinasterinae Harper and Morris 1978
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G. †Crepidosoma Spencer 1930
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†Crepidosoma doylei Blake et al. 2017
†Crepidosoma wenlocki Spencer 1930
G. †Marginura Haude 1999
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†Marginura hilleri Jell and Theron 1999
Invalid names: Marginaster Haude 1995 [replaced]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. A. Harper and R. W. Morris 1978 | Small- to large-sized ophiuroids; ambulacral ossicles alternating, commonly with boot-shaped oral surfaces; adambulacral ossicles subventral, composed of heavy plates continuous in a radial direction, with broad oral surfaces, often bearing rows of pustules, and commonly with curved sutures producing rope-like twists; disc large, with well developed interrays, commonly bounded by stout frame of marginal ossicles; podia1 basins supported by ambulacrals and adambulacrals, tending toward size reduction laterally. |
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Aberhan 1992 | |||||
Age range: base of the Telychian to the top of the Early/Lower Devonian or 438.60000 to 393.47000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Telychian | Ireland | Crepidosoma doylei (191007) | |
| Telychian | United Kingdom | Crepidosoma wenlocki (99373 224104) | |
| Early/Lower Devonian | Argentina (Jachal) | Marginaster yachalensis (39230) | |
| Pragian | Australia (Victoria) | Crepidosoma sp. (647) | |
| Emsian - Eifelian | South Africa | Marginura hilleri (39146) |