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Cranaena concava
Taxonomy
Cranaena concava was named by Campbell and Engel (1963). Its type specimen is F.7881 U.N.E., a shell, and it is not a trace fossil. Its type locality is L76, Rangari Section, 6.2 km north, 2.5 km east of Kelvin, which is in a Hastarian carbonate limestone in the Rangari limestone Formation of Australia.
Sister species lacking formal opinion data
C. amana, C. amygdaloidea, C. arcuosa, C. calvini, C. depressa, C. elia, C. eudora, C. inflata, C. infrequens, C. iowensis, C. jacunda, C. jowensis, C. linklaeni, C. littletonenesis, C. littletonensis, C. micula, C. nassichuki, C. navicella, C. occidentalis, C. rigauxi, C. salinensis, C. subcircularis, C. subcylindrica, C. subelliptica, C. subglobosa, C. subovata, C. sulcata, C. thomasi, C. tumida, C. amana, C. arcuosa, C. calvini, C. decepta, C. depressa, C. elia, C. eudora, C. famelica, C. inflata, C. infrequens, C. iowensis, C. jacunda, C. lata, C. littleonensis, C. littletonensis, C. maculata, C. marsii, C. micula, C. navicella, C. pachytesta, C. parvirostra, C. rhomboidialis, C. rockfordensis, C. seminula, C. subalobosa, C. subglobosa, C. subglossa, C. subgobulosa, C. subouata
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Cranaena concava Campbell and Engel pp. 77-79 figs. pl. 2 f. 7-13 |
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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.
†Cranaena concava Campbell and Engel 1963
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||