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Lithocircus
Taxonomy
Lithocircus was named by Müller (1857). It is extant.
It was assigned to Acanthodesmiidae by De Wever et al. (2001).
It was assigned to Acanthodesmiidae by De Wever et al. (2001).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1857 | Lithocircus Müller |
| 1881 | Amphispyris Haeckel |
| 1887 | Toxarium Haeckel |
| 1961 | Toxarium Loeblich and Tappan |
| 2001 | Lithocircus De Wever et al. p. 232 |
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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. Lithocircus Müller 1857
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Lithocircus vinculatus Müller 1856
Invalid names: Amphispyris Haeckel 1881 [synonym], Toxarium Haeckel 1887 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range
Maximum range based only on fossils: base of the Middle Pleistocene to the top of the Late/Upper Pleistocene or 0.77400 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 0.129 Ma
Minimum age of oldest fossil (stem group age): 0.129 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Pleistocene | Japan | Acanthodesmia vinculata (233708 233709) | |
| Middle Pleistocene - Late/Upper Pleistocene | Japan | Acanthodesmia vinculata (233713) | |
| Late/Upper Pleistocene | Japan | Acanthodesmia vinculata (233714) |