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Cheilocephalus brevilobus
Taxonomy
Lisania breviloba was named by Walcott (1916).
It was recombined as Pseudolisania breviloba by Resser (1938); it was recombined as Cheilocephalus breviloba by Palmer (1954); it was recombined as Cheilocephalus brevilobus by Palmer (1965).
It was recombined as Pseudolisania breviloba by Resser (1938); it was recombined as Cheilocephalus breviloba by Palmer (1954); it was recombined as Cheilocephalus brevilobus by Palmer (1965).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Lisania breviloba Walcott p. 404 figs. pl. 66 figs. 3, 3c. |
| 1938 | Pseudolisania maschi Lochman p. 77 figs. pl. 18, figs. 25-34 |
| 1938 | Pseudolisania texana Lochman p. 80 figs. pl. 18, figs. 35-38 |
| 1938 | Pseudolisania breviloba Resser p. 96 figs. pl. 16 fig. 17. |
| 1954 | Cheilocephalus breviloba Palmer p. 759 figs. pl. 88, figs. 1-4. |
| 1965 | Cheilocephalus brevilobus Palmer pp. 30 - 31 figs. Plate 1, figures 9-11 |
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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.
†Cheilocephalus brevilobus Walcott 1916
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Invalid names: Pseudolisania maschi Lochman 1938 [synonym], Pseudolisania texana Lochman 1938 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004, Whittington et al. 1997 | |||||
Age range: Paibian or 497.00000 to 494.20000 Ma
Collections (27 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Paibian | USA (Texas) | Cheilocephalus breviloba (208656 208674 208687 208690 208692 208701 208747 208748 208979 208980 208982 208983) | |
| Steptoean | USA (Nevada) | Cheilocephalus brevilobus (110632 111321 114288 114592 114593) | |
| Steptoean | USA (Montana) | Cheilocephalus brevilobus (8662) | |
| Steptoean | USA (South Dakota) | Cheilocephalus brevilobus (7293 7376 7378 7685 8022) | |
| Dresbachian | Canada (Yukon) | Cheilocephalus brevilobus (55223 55280) | |
| Dresbachian | USA (South Dakota) | Cheilocephalus brevilobus (7185 7194) |