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Hyopsodus powellianus
Taxonomy
Hyopsodus powellianus was named by Cope (1884) [also said to be 1882 and 1885; "at first... referred to Phenacodus": Matthew 1909b; but this is not supported by Redline 1997].
It was considered a nomen dubium by Gazin (1962).
It was considered a nomen dubium by Gazin (1962).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Hyopsodus powellianus Cope |
| 1902 | Hyopsodus powellianus Hay p. 791 |
| 1902 | Hyopsodus powellianus Osborn p. 184 figs. Figure 9 |
| 1905 | Hyopsodus lawsoni Loomis |
| 1905 | Hyopsodus browni Loomis p. 422 fig. 7 |
| 1905 | Hyopsodus jacksoni Loomis p. 423 fig. 8 |
| 1930 | Hyopsodus powellianus Hay p. 444 |
| 1962 | Hyopsodus browni Gazin |
| 1967 | Hyopsodus powellianus Guthrie |
| 1984 | Hyopsodus powellianus Kihm |
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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.
†Hyopsodus powellianus Cope 1884
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Invalid names: Hyopsodus browni Loomis 1905 [synonym], Hyopsodus jacksoni Loomis 1905 [synonym], Hyopsodus lawsoni Loomis 1905 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Lillegraven 1979, Carroll 1988, Archibald 1998, Ji et al. 2002, Hendy et al. 2009 | |||||
Age range: base of the Wasatchian to the top of the Early/Lower Eocene or 54.90000 to 48.07000 Ma
Collections (86 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | USA (Wyoming) | Hyopsodus powellianus (15680) | |
| Wasatchian | USA (Wyoming) | Hyopsodus browni (15479 15597 15661) Hyopsodus powellianus (15554 15555 15556 15557 15558 15559 15560 15563 15564 15565 15566 15707 15894 15919 15920 15921 15927 15928 15934 15938 15939 15940 15941 15964 15965 15966 15967 15968 15969 15970 15971 15972 15973 15974 15975 15976 15977 15978 15979 15980 15981 15982 15983 15984 15985 15986 15987 15988 46692 46712 46713 46714 186931 186943) | |
| Wasatchian | USA (New Mexico) | Hyopsodus powellianus (15459) | |
| Wasatchian | USA (Colorado) | Hyopsodus powellianus (15225 15289 15302 15310 15311 15318 15319 15325 15326 15327 15329 15331 15333 15334 15338 15341 15388 15391 15398 15408 15409 15410 15412 15414 15420 15422) | |
| Bridgerian | USA (Wyoming) | Hyopsodus browni (16198) |