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Heleageron arenatus
Taxonomy
Heleageron arenatus was named by Borkent (1995). Its type specimen is CAS 985, an exoskeleton, and it is an inclusion in amber. Its type locality is Grassy Lake, Medicine Hat (CNC June 1974 collection), which is in a Campanian terrestrial amber in the Foremost Formation of Canada. It is the type species of Heleageron.
Synonymy list
| Year | Name and author |
|---|---|
| 1995 | Heleageron arenatus Borkent p. 48 fig. 6 |
| 1997 | Heleageron arenatus Borkent and Wirth p. 99 |
| 2013 | Heleageron arenatus Borkent p. 123 |
| 2018 | Heleageron arenatus Szadziewski p. 224 |
| 2020 | Heleageron arenatus Borkent and Dominiak p. 216 |
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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.
†Heleageron arenatus Borkent 1995
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Bush and Bambach 2015 | |||||
Age range: Late/Upper Campanian or 83.50000 to 70.60000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | Canada (Manitoba) | Heleageron arenatus (122354 122356) | |
| Middle Campanian | Canada (Alberta) | Heleageron arenatus (type locality: 122384 122388 122389) |