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Balanus concavus chesapeakensis
Taxonomy
Balanus concavus chesapeakensis was named by Pilsbry (1916) [Middle Miocene (lower Serravallian), Choptank Formation, Maryland.]. It is a 3D body fossil. It is the type subspecies of Chesaconcavus.
It was recombined as Chesaconcavus chesapeakensis by Zullo (1992).
It was recombined as Chesaconcavus chesapeakensis by Zullo (1992).
Sister species lacking formal opinion data
B. amphitite, B. amphitrite, B. apertus, B. balanoides, B. balanus, B. concabvus, B. concava, B. foliatus, B. hameri, B. hammeri, B. hesperius, B. irradians, B. laevis, B. magniformis, B. maxillaris, B. newburnensis, B. nubilis, B. nutibilis, B. peregrinus, B. perforatus, B. psittacus, B. rostratus, B. stellaris, B. subconicus, B. tintinabulum, B. tintinnabulum, B. varians, B. vulcanellus, B. balanus, B. ochlockoneensis, B. evermanni, B. transversostriatus
Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Balanus concavus chesapeakensis Pilsbry p. 103 |
| 1992 | Chesaconcavus chesapeakensis Zullo p. 14 |
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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.
†Balanus concavus chesapeakensis Pilsbry 1916
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Early/Lower Pliocene or 5.33300 to 3.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Pliocene | USA (Florida) | Balanus concavus (35026) |