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Trigonalopterus brachycerus
Taxonomy
Trigonalopterus brachycerus was named by Rasnitsyn (1975). Its type specimen is PIN 2066/3372, an exoskeleton (female), and it is an impression. Its type locality is Karatau-Mikhailovka (PIN collection 2066), which is in a Callovian/Oxfordian lacustrine - large siltstone in the Karabastau Formation of Kazakhstan. It is the type species of Trigonalopterus.
Synonymy list
Year | Name and author |
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1975 | Trigonalopterus brachycerus Rasnitsyn p. 52 figs. Fig 48; Pl II fig 8 |
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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.
†Trigonalopterus brachycerus Rasnitsyn 1975
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum | |||||
References: Bush and Bambach 2015, Kiessling 2004 |
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Callovian - Oxfordian | Kazakhstan (Chimkent) | Trigonalopterus brachycerus (105970 type locality: 105971) |