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Taxonomy
Heterosminthus lanzhouensis was named by Wang and Qiu (2000). Its type specimen is IVPP V11713, a tooth (Left M1), and it is a 3D body fossil. Its type locality is Shangxigou (GL 9601B), which is in an Oligocene terrestrial mudstone in the Xianshuihe Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2000 | Heterosminthus lanzhouensis Wang and Qiu |
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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.
†Heterosminthus lanzhouensis Wang and Qiu 2000
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1991, Lillegraven 1979, Carroll 1988, Hendy et al. 2009, Ji et al. 2002 | |||||
Age range: Late/Upper Oligocene or 28.40000 to 23.03000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Oligocene | China (Gansu) | Heterosminthus lanzhouensis (175252 175379 175380 175381 175382 type locality: 175383) | |
| Late/Upper Oligocene | Mongolia | Heterosminthus lanzhouensis (183913) | |
| Late/Upper Oligocene - Early/Lower Miocene | Mongolia | Heterosminthus lanzhouensis (182087 182134) |