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Besla
Taxonomy
Besla was named by Dall and Bartsch (1904) [Sepkoski's age data: T Mi-m R Sepkoski's reference number: 854]. It is extant.
It was reranked as Odostomia (Besla) by Addicott (1970).
It was assigned to Odostomia by Addicott (1970); to Pyramidellidae by Todd (2001); and to Heterostrophia by Sepkoski (2002).
It was reranked as Odostomia (Besla) by Addicott (1970).
It was assigned to Odostomia by Addicott (1970); to Pyramidellidae by Todd (2001); and to Heterostrophia by Sepkoski (2002).
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.
G. Besla Dall and Bartsch 1904
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†Besla cossmanni Hornung and Mermod 1924
†Odostomia (Besla) rotundomontana Keen 1943
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Langhian to the top of the Late/Upper Pleistocene or 15.98000 to 0.01170 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Langhian | USA (California) | Chrysallida rotundomontana (206393) | |
| Late/Upper Pliocene | Venezuela | B. elegans (131218 131363) B. elegans, B. sp. (131210) | |
| Piacenzian | Panama (Bocas) | B. sp. (79988 79989) | |
| Late/Upper Pleistocene | French Polynesia | B. cossmanni (194003) |