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Cirsotrema preyoungi
Taxonomy
Cirsotrema preyoungi was named by Iqbal (1980) [DISTRIBUTION: Early Miocene; Pakistan.]. Its type specimen is GN-331, a shell, and it is not a trace fossil.
Sister species lacking formal opinion data
C. acutum, C. bourdoty, C. claibornense, C. cochlea, C. cortezi, C. cossmanni, C. creolum, C. crispata, C. crispatum, C. ertborni, C. fimbriosum, C. firmatum, C. jinnahi, C. koeneni, C. kuriensis, C. lyratum, C. nielseni, C. ranellinum, C. rugulosa, C. seguenzai, C. subspinosum, C. undulatum, C. zelebori, C. brevicula, C. lyratum, C. pumiceum, C. sallomacense, C. sallomacense, C. zitteli, C. tamanense, C. bourdoty, C. briarti, C. claibornense, C. lineatum, C. nasssulum, C. newtonense, C. newtonensis, C. nsssulum, C. ranellinum, C. spillmani, C. spillmani, C. ertborni, C. scaberrimum, C. bouillei, C. turbonillaeforme, C. laubrierei, C. youngi, Epitonium suboptima, Scala bourgeois, Scala peyroti, Scala subspinosa
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Cirsotrema preyoungi Iqbal p. 35 figs. pl. 35, figs. 15-16 |
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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.
†Cirsotrema preyoungi Iqbal 1980
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Beu et al. 1990 | |||||
Age range: Early/Lower Miocene or 23.04000 to 15.98000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | Pakistan | Cirsotrema preyoungi (77459) |