Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Bisulcus
Taxonomy
Bisulcus was named by Hitchcock (1862). It is considered to be a form taxon.
It was assigned to Mollusca by Hitchcock (1898) and Lull (1915).
It was assigned to Mollusca by Hitchcock (1898) and Lull (1915).
Species
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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: Hettangian or 201.30000 to 199.30000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Hettangian | USA (Massachusetts) | B. undulatus (52986) | |
Hettangian - Sinemurian | USA (Connecticut) | B. sp. (53000) | |
Hettangian - Sinemurian | USA (Massachusetts) | B. undulatus (52987) |