Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Dielasma truncatum
Taxonomy
Dielasma truncatum was named by Waagen (1882).
Sister species lacking formal opinion data
Synonymy list
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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.
†Dielasma truncatum Waagen 1882
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 6 | 14.7 | 5.50 | 22.3 | 18.4 | 5.99 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: base of the Cisuralian to the top of the Changhsingian or 298.90000 to 252.17000 Ma
Collections (10 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Cisuralian | Russian Federation | Dielasma truncatum (110292) | |
Wordian | China (Nei Mongol) | Dielasma truncatum (109209 109214) | |
Wordian | Pakistan | Dielasma truncatum (81501 125852) | |
Capitanian | Pakistan | Dielasma truncatum (125883 127001 127032 127033) | |
Changhsingian | China (Xizang) | Dielasma truncatum (203191) |