Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Bathyurus extans
Taxonomy
Asaphus extans was named by Hall (1847) [Questionably assigned to this genus by author.]. Its type specimen is NYSM 4139 (lectotype), a pygidium, and it is a mold.
It was recombined as Bathyurus extans by Billings (1859) and Ross (1970).
It was recombined as Bathyurus extans by Billings (1859) and Ross (1970).
Subspecies
Sister species lacking formal opinion data
Synonymy list
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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.
†Bathyurus extans Hall 1847
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†Bathyurus extans emaciatus Ross 1970
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, f = family, o = order, c = class | |||||
References: Harrington et al. 1959, Aberhan et al. 2004, Whittington et al. 1997, Fortey and Owens 1999 |
Age range: base of the Middle Ordovician to the top of the Chatfieldian or 470.00000 to 451.00000 Ma
Collections (18 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Chazyan - Llandeilo | Canada (Northwest Territories) | Bathyurus extans (25299 25300 25301 25302) | |
Middle Ordovician | USA (New York) | Bathyurus extans (405) | |
Whiterockian | USA (Nevada) | Bathyurus extans (104532 210656) | |
Turinian | Canada (Ontario) | Bathyurus extans (26174) | |
Blackriveran | USA (New York) | Bathyurus extans (322 323 324) | |
Rocklandian | USA (Tennessee) | Bathyurus extans (5346) | |
Blackriveran - Caradoc | Canada (Northwest Territories) | Bathyurus extans (25303 25304 25305 25311 25312) | |
Chatfieldian | Canada (Ontario) | Bathyurus extans (26263) |