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Symphysorrhachis brevirostris
Taxonomy
Symphysorrhachis brevirostris was named by Belyaeva (1954). It is a 3D body fossil. Its type locality is Bayan Tsav Obo (Ergilin Dzo sublocality), which is in an Eocene terrestrial sandstone in the Ergilin Dzo Formation of Mongolia. It is the type species of Symphysorrhachis.
Synonymy list
Year | Name and author |
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1954 | Symphysorrhachis brevirostris Belyaeva |
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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.
†Symphysorrhachis brevirostris Belyaeva 1954
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subo = suborder, subc = subclass, c = class, subp = subphylum | |||||
References: Hendy et al. 2009, Ji et al. 2002, Lillegraven 1979, Carroll 1988, Colbert and Schoch 1998 |
Age range: Late/Upper Eocene or 37.20000 to 33.90000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Eocene | Mongolia (Dornogov) | Symphysorrhachis brevirostris (type locality: 176016) |