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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Angustispatulata
Taxonomy
Angustispatulata was named by Qian and Roberts (1995). Its type is Angustispatulata campbelli.
It was assigned to Trigonirhynchiidae by Qian and Roberts (1995).
It was assigned to Trigonirhynchiidae by Qian and Roberts (1995).
Species
A. campbelli (type species)
Synonymy list
Year | Name and author |
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1995 | Angustispatulata Qian and Roberts pp. 265 - 266 |
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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.
G. †Angustispatulata Qian and Roberts 1995
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†Angustispatulata campbelli Qian and Roberts 1995
Diagnosis
Reference | Diagnosis | |
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W. L. Qian and J. Roberts 1995 | Shell rhynchonelliform, biconvex; foramen small, mesothyrid; deltidial plates conjunct; dental plates present; septalium short, narrow, V-shaped, supported by long and high slender median septam, and lacking a covering plate; crura highly curved, radulifer type; sockets grooved; no cardinal process; muscle scars not impressed. |
Measurements
No measurements are available
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Source: f = family, c = class, p = phylum, uc = unranked clade | |||||
References: Hendy et al. 2009, Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: Tournaisian or 358.90000 to 346.70000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Tournaisian | Australia (Queensland) | A. campbelli (217040) |