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Cirsotrema (Cirsotremopsis) nagaoi
Taxonomy
Cirsotrema (Cirsotremopsis) nagaoi was named by Oyama and Mizuno (1958). Its type specimen is IGPS 36183, a partial shell, and it is a 3D body 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 |
|---|---|
| 1958 | Cirsotrema (Cirsotremopsis) nagaoi Oyama and Mizuno p. 591 figs. pl. 1, figs. 18a-c |
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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 (Cirsotremopsis) nagaoi Oyama and Mizuno 1958
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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 | |||||
Collections
No collection or age range data are available