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Surcula coaequalis
Taxonomy
Surcula coaequalis was named by Anderson and Hanna (1925). Its type specimen is CAS 866 and is a 3D body fossil. Its type locality is CAS loc. 245, Grapevine Canyon, which is in an Eocene marginal marine sandstone/shale in the Tejon Formation of California.
Sister species lacking formal opinion data
Clavatula javana, Clavatula javana, Pleurotoma libyca, Pleurotoma sucabumiana, S. avia, S. bardini, S. chinensis, S. crassicosta, S. destefanii, S. diademata, S. exorta, S. fissicosta, S. hauniensis, S. inarata, S. intermedia, S. johnstrupi, S. laevigata, S. lanceolata, S. macilenta, S. microdonta, S. miqueli, S. nasuta, S. nuervagranada, S. perlonga, S. rosenkrantzi, S. rostrata, S. rostrata, S. sismondiana, S. streptopleura, S. striatula, S. taltibia, S. textiliosa, S. torelli, S. terebralis, S. boeggildi, S. koeneni, S. camposi, Turricula drilliaeformis, Turricula everwyni, Turricula gembacana, Turricula hannonica, Turricula jogjacartensis, Turricula kelirensis, Turricula nanggulanensis, Turricula pamotanensis, Turricula plagiaria, Turricula plagioptyx, Turricula pollii, Turricula pulchra, Turricula reevei, Turricula rembangensis, Turricula samarangana, Turricula tallavignesii, Turricula waringinensis, Turris djiki
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Surcula coaequalis Anderson and Hanna p. 85 figs. Plate 11, figure 2 |
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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.
†Surcula coaequalis Anderson and Hanna 1925
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Diagnosis
No diagnoses are available