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Phalagnostus
Taxonomy
Phalagnostus was named by Howell (1955) [Sepkoski's age data: ]. It is not extant.
It was assigned to Agnostidae by Jell and Adrain (2002); to Agnostida by Sepkoski (2002); and to Condylopygoidea by Naimark and Pegel (2017).
It was assigned to Agnostidae by Jell and Adrain (2002); to Agnostida by Sepkoski (2002); and to Condylopygoidea by Naimark and Pegel (2017).
Species
Synonyms
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Synonymy list
Year | Name and author |
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1955 | Phalagnostus Howell |
1962 | Phalacromina Kobayashi |
2002 | Phalagnostus Jell and Adrain p. 424 |
2002 | Phalagnostus Sepkoski |
2017 | Phalagnostus Naimark and Pegel p. 1235 |
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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.
G. †Phalagnostus Howell 1955
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†Phalagnostus carinatus Lu and Lin 1989
†Phalagnostus cuneatus Rozova 1964
†Phalagnostus glandiformis Angelin 1851
Invalid names: Phalacromina Kobayashi 1962 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, o = order | |||||
References: Kiessling 2004, Hendy 2009 |
Age range: base of the Mayan to the top of the Guzhangian or 505.00000 to 497.00000 Ma
Collections (25 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Menevian | United Kingdom (Wales) | P. nudus (193783) | |
Menevian | Greenland (Nyeboe Land) | Grandagnostus glandiformis (9936) | |
Middle Cambrian | Czech Republic (Central Boemian) | P. sp. (76456) | |
Middle Cambrian | Czech Republic (Bohemia) | P. nudus (67775) | |
Middle Cambrian | Czech Republic (Jince) | P. prantli (76481 76482) | |
Middle Cambrian | Czech Republic | P. nudus (199039) | |
Middle Cambrian | USA (Alaska) | P. bituberculatus (64772) | |
Solvan - Menevian | Czech Republic | P. nudus (73557) P. prantli (73529 73536) | |
Mayan | Russian Federation (Krasnoyar) | P. cuneatus (131433) P. glandiformis (131428 131429 131431 131432) P. glandiformis, P. cuneatus (131430) | |
Wangcunian | China (Henan) | P. majus (127074) | |
Wangcunian - Guzhangian | China (Zhejiang) | P. carinatus (125541) P. sp. (125540) | |
Dresbachian | Canada (Yukon) | P. rasetti (55211) P. shergoldi (55224 55225 55277) | |
Guzhangian | China (Hunan) | P. sp. (49172) |