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Maychellina
Taxonomy
Maychellina was named by Gorjunova and Morozova (1979) [Sepkoski's age data: C Bash-l P Djhu Sepkoski's reference number: 905].
It was assigned to Nikiforovellidae by Kiseleva (1982); to Maychellinidae by Gorjunova (1985); and to Cryptostomata by Sepkoski (2002).
It was assigned to Nikiforovellidae by Kiseleva (1982); to Maychellinidae by Gorjunova (1985); and to Cryptostomata by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Maychellina Gorjunova and Morozova p. 46 |
| 1982 | Maychellina Kiseleva p. 93 |
| 1985 | Maychellina Gorjunova p. 82 |
| 2002 | Maychellina 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.
G. †Maychellina Gorjunova and Morozova 1979
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†Maychellina aliena Gorjunova and Morozova 1979
†Maychellina edita Morozova 1970
†Maychellina nervosa Morozova 1970
†Maychellina orientalis Popeko 1978
†Maychellina usitata Kiseleva 1977
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006, Kiessling 2004 | |||||
Age range: base of the Artinskian to the top of the Capitanian or 290.10000 to 259.51000 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Mongolia | M. aliena (116263) | |
| Kungurian | Mongolia | M. aliena (116268 116271 116274) | |
| Roadian | Russian Federation | Maychella orientalis (95653 116416) Maychella usitata (99942) M. usitata (99943) | |
| Wordian | Russian Federation | Maychella edita (99959 113822) Maychella nervosa (99951 99975) Maychella orientalis (95067) M. edita (99955) M. nervosa (99949 99973) | |
| Capitanian | Mongolia | Maychella orientalis (116417) |