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Orthoceras randolphensis
Taxonomy
Orthoceras randolphensis was named by Worthen (1882).
Sister species lacking formal opinion data
Michelinoceras bullatum, Michelinoceras ibex, Michelinoceras imbricatum, O. abruptum, O. agassizi, O. alcyon, O. alienum, O. allumettense, O. alticola, O. amoenum, O. anguliferas, O. annulatum, O. antenor, O. arcitenens, O. arcuoliratum, O. argus, O. aristides, O. bassleri, O. beltrami, O. bifoveatum, O. bokkeveldense, O. bokkeveldensis, O. bonum, O. carnosum, O. cavum, O. centrale, O. chemungense, O. clavatum, O. consolans, O. constrictum, O. costellatum, O. decipiens, O. deletum, O. dimidiatum, O. discrepans, O. dulce, O. equisetum, O. expectans, O. explorator, O. fractum, O. fusiforme, O. gamkaense, O. gaspense, O. gregarium, O. importunum, O. indianense, O. kindlei, O. laevigatum, O. lamellosum, O. lativentrum, O. limulurus, O. luxum, O. mackenzicum, O. martinianum, O. minimum, O. minnesotense, O. morresi, O. multicameratum, O. multilobiatum, O. percense, O. pictum, O. planicanaliculatum, O. potens, O. proprinquum, O. rectiannulatum, O. regulara, O. regulare, O. renovatum, O. rex, O. richteri, O. sacrum, O. salutatum, O. sayi, O. scabridum, O. sollasi, O. speciosum, O. tenuilineatum, O. tenuistriatum, O. teres, O. tiro, O. trecentesium, O. trusitum, O. virgulatum, O. winnipegense, O. woodwardi, O. wrighti, O. tyrrelli, Spyroceras anellus
Synonymy list
| Year | Name and author |
|---|---|
| 1882 | Orthoceras randolphensis Worthen p. 38 |
| 1884 | Orthoceras randolphensis Walcott p. 265 figs. Plate xviii, tig. 17 |
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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.
†Orthoceras randolphensis Worthen 1882
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Diagnosis
No diagnoses are available