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Monosulcatina
Taxonomy
Monosulcatina was named by Rozova (1963) [Sepkoski's age data: Cm Fran-u Sepkoski's reference number: 618]. It is not extant. Its type is Monosulcatina laeve.
It was assigned to Lonchocephalidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
It was assigned to Lonchocephalidae by Jell and Adrain (2002); and to Ptychopariida by Sepkoski (2002).
Species
M. laeve (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Monosulcatina Rozova |
| 2002 | Monosulcatina Jell and Adrain |
| 2002 | Monosulcatina Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Whittington et al. 1997 | |||||
Age range: Niuchehean or 489.50000 to 485.40000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Taoyuanian | Russian Federation (Sakha) | M. sp. (133602 133610) | |
| Ketyan | Russian Federation (Krasnoyar) | M. laeve (131098 131099 131347 131352 131411 131425) | |
| Niuchehean | Russian Federation (Krasnoyar) | M. laeve (132599 132602) |