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Encrinaster tischbeinianus
Taxonomy
Aspidosoma tischbeinianum was named by Roemer (1864).
It was recombined as Euzonosoma tischbeinianum by Spencer (1930), Lehmann (1957), Owen (1965); it was recombined as Encrinaster tischbeinianus by Schuchert (1915), Jell and Theron (1999).
It was recombined as Euzonosoma tischbeinianum by Spencer (1930), Lehmann (1957), Owen (1965); it was recombined as Encrinaster tischbeinianus by Schuchert (1915), Jell and Theron (1999).
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Aspidosoma tischbeinianum Roemer pp. 144-146 figs. pl. 23 |
| 1876 | Aspidosoma tischbeinianum Quenstedt p. 76 figs. pl. 92 fig. 36 |
| 1886 | Aspidosoma tischbeinianum Stürtz p. 92 figs. pl. 12 figs. 1, 2 |
| 1910 | Aspidosoma tischbeinianum Schöndorf pp. 23, 62 figs. pl. 1 fig. 1, pl. 3 figs. 4, 5 |
| 1915 | Encrinaster tischbeinianus Schuchert p. 244 |
| 1930 | Euzonosoma tischbeinianum Spencer p. 416 |
| 1957 | Euzonosoma tischbeinianum Lehmann pp. 25-28 figs. text-figs. 3, 4, pl. 4 figs. 1, 4-6 |
| 1965 | Euzonosoma tischbeinianum Owen p. 552 |
| 1999 | Encrinaster tischbeinianus Jell and Theron pp. 163, 165-170 figs. figs. 40-43 |
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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.
†Encrinaster tischbeinianus Roemer 1864
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| P. A. Jell and J. N. Theron 1999 | Reaching large size (130 mm arm length); with arms distally whip-like; disc with concave margins (of more than 11) large plates between arms; rest of disc of thin tiny tuberculate plates; 1st ambulacrals short and stubby; ambulacral groove wide across disc (apparently unable to close?); ambulacrals and adambulacrals as boot-shaped ossicles with toes pointing at each other; podial basins circular, similarly sized throughout arm; width of arm determinated by width of ambulacrals or attitude of adambulacrals; madreporite ventral, adjacent to mouth frame, with strong ridge ornament. |
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||