| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Coelospira dichotoma
Taxonomy
Leptocoelia dichotoma was named by Hall (1859).
It was recombined as Anoplotheca dichotoma by Weller (1903); it was recombined as Coelospira dichotoma by Clarke (1900), Boucot and Johnson (1967).
It was recombined as Anoplotheca dichotoma by Weller (1903); it was recombined as Coelospira dichotoma by Clarke (1900), Boucot and Johnson (1967).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Leptocoelia dichotoma Hall p. 452 figs. pl. 103b f. 3a-c |
| 1900 | Coelospira dichotoma Clarke p. 42 figs. pl. 5 f. 27-32 |
| 1903 | Anoplotheca dichotoma Weller p. 358 figs. pl. 49 f. 3-6 |
| 1967 | Coelospira dichotoma Boucot and Johnson pp. 1236 - 1237 figs. pl. 164 f. 1-18 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Coelospira dichotoma Hall 1859
show all | hide all
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. J. Boucot and J. G. Johnson 1967 | Large for the genus; flatly concavo- convex, ventral flanks may be concave; costae numerous, bifurcating anteriorly, tending to disintegrate at periphery of large shells, medial costae only faintly differentiated; ventral diductors elongate, not elevated on a platform. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: g = genus, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004, Hendy 2009 | |||||