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Heptacodon occidentale
Taxonomy
Anthracotherium occidentale was named by Osborn and Wortman (1894).
It was synonymized subjectively with Anthracotherium curtum by Hay (1902); it was recombined as Heptacodon occidentalis by Scott (1940); it was recombined as Heptacodon occidentale by Macdonald (1956).
It was synonymized subjectively with Anthracotherium curtum by Hay (1902); it was recombined as Heptacodon occidentalis by Scott (1940); it was recombined as Heptacodon occidentale by Macdonald (1956).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Anthracotherium occidentale Osborn and Wortman p. 222 |
| 1940 | Heptacodon occidentalis Scott p. 483 |
| 1940 | Heptacodon quadratus Scott p. 489 figs. Plate LI, Fig. 3 |
| 1956 | Heptacodon occidentale Macdonald p. 632 |
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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.
†Heptacodon occidentale Osborn and Wortman 1894
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Invalid names: Heptacodon quadratus Scott 1940 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. R. Macdonald 1956 | Small. M3 with reduced metastyle. M1-3 with lingual cingulum missing over protocone and hypocone; cusps low. P4 with well developed lingual cingula; compressed anteroposteriorly ; protocone and paracone well separated, acute, protocone nearly as tall as paracone. |
Measurements
No measurements are available
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| Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Kron and Manning 1998, Carroll 1988, Nowak 1999, Lillegraven 1979 | |||||