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Geroncolabis commixta
Taxonomy
Labiduromma commixtum was named by Scudder (1890). Its type specimen is MCZ 434, an exoskeleton, and it is a compression fossil. Its type locality is Florissant (MCZ Collection), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.
It was recombined as Geroncolabis commixta by Engel and Chatzimanolis (2010).
It was recombined as Geroncolabis commixta by Engel and Chatzimanolis (2010).
Synonymy list
Year | Name and author |
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1890 | Labiduromma commixtum Scudder p. 208 figs. Pl 16 figs 10, 17 |
1907 | Labiduromma commixtum Handlirsch p. 690 |
2010 | Geroncolabis commixta Engel and Chatzimanolis p. 106 |
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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.
†Geroncolabis commixta Scudder 1890
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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 |
Age range: Chadronian or 37.20000 to 33.90000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Chadronian | USA (Colorado) | Labiduromma commixtum (type locality: 106384) |