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Gorgonocephalidae
Taxonomy
Gorgonocephalidae was named by Ljungman (1867). It is extant. Its type is Gorgonocephalinae.
It was assigned to Phrynophiurida by Matsumoto (1915); to Euryalina by Spencer and Wright (1966); and to Euryalida by Smith et al. (1995), O'Hara et al. (2017) and O'Hara et al. (2018).
It was assigned to Phrynophiurida by Matsumoto (1915); to Euryalina by Spencer and Wright (1966); and to Euryalida by Smith et al. (1995), O'Hara et al. (2017) and O'Hara et al. (2018).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1867 | Gorgonocephalidae Ljungman |
1915 | Gorgonocephalidae Matsumoto p. 55 |
1966 | Gorgonocephalidae Spencer and Wright p. U91 |
1995 | Gorgonocephalidae Smith et al. |
2017 | Gorgonocephalidae O'Hara et al. |
2018 | Gorgonocephalidae O'Hara et al. p. 7 |
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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.
Fm. Gorgonocephalidae Ljungman 1867
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Invalid names: Gorgonocephalinae Döderlein 1911 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class, p = phylum | |||||
References: Spencer and Wright 1966, Aberhan 1992, Aberhan et al. 2004 |
Age range
Maximum range based only on fossils: base of the Burdigalian to the top of the Langhian or 20.44000 to 13.82000 Ma
Minimum age of oldest fossil (stem group age): 15.97 Ma
Minimum age of oldest fossil (stem group age): 15.97 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Burdigalian | Germany | Gorgonocephalidae indet. (188985) | |
Langhian | Austria (Burgenland) | Astrodendrum pilleri (47991) |