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Heliscomyidae
Taxonomy
Heliscomyidae was named by Korth et al. (1991).
It was assigned to Geomyoidea by Korth et al. (1991); and to Rodentia by Korth and Branciforte (2007), Kelly (2009) and Korth et al. (2022).
It was assigned to Geomyoidea by Korth et al. (1991); and to Rodentia by Korth and Branciforte (2007), Kelly (2009) and Korth et al. (2022).
Subtaxa
Synonymy list
Year | Name and author |
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1991 | Heliscomyidae Korth et al. p. 247 |
2007 | Heliscomyidae Korth and Branciforte p. 178 |
2009 | Heliscomyidae Kelly p. 68 |
2022 | Heliscomyidae Korth et al. |
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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.
Fm. †Heliscomyidae Korth et al. 1991
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G. †Apletotomeus Reeder 1960
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†Apletotomeus crassus Reeder 1960
†Apletotomeus incohatus Reeder 1960
G. †Heliscomys Cope 1873
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†Heliscomys gregoryi Wood 1933
†Heliscomys hatcheri Wood 1935
†Heliscomys macdonaldi Korth and Branciforte 2007
†Heliscomys ostranderi Korth et al. 1991
†Heliscomys senex Wood 1935
†Heliscomys vetus Cope 1873
†Heliscomys walshi Kelly 2009
G. †Tylionomys Korth and Branciforte 2007
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†Tylionomys voorhiesi Korth and Branciforte 2007
†Tylionomys woodi McGrew 1941
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Nowak 1999, Carroll 1988, Lillegraven 1979, Ji et al. 2002, Hendy et al. 2009 |
Age range: base of the Duchesnean to the top of the Hemingfordian or 40.40000 to 15.97000 Ma
Collections (47 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Duchesnean | USA (California) | Heliscomys sp. (16813 17039) | |
Duchesnean | USA (Utah) | Heliscomyidae indet. (16877) | |
Duchesnean | Canada (Saskatchewan) | Heliscomys sp. (16845) | |
Chadronian | USA (North Dakota) | Heliscomys vetus (16991) | |
Chadronian | USA (Montana) | Heliscomys ostranderi (16990 17010) | |
Chadronian | USA (Wyoming) | Heliscomys ostranderi (16960) Heliscomys sp. (16961 16963) Heliscomys vetus (17009) | |
Chadronian | USA (Nebraska) | Heliscomys vetus (16930 16941 17014) | |
Chadronian | Canada (Saskatchewan) | Heliscomys ostranderi (16919 16979) | |
Late/Upper Chadronian | Canada (Saskatchewan) | Heliscomys hatcheri (16981) | |
Late/Upper Chadronian - Orellan | USA (Nebraska) | Heliscomys sp., Heliscomys hatcheri, Heliscomys vetus, Megaheliscomys mcgrewi (230806) | |
Orellan | USA (Wyoming) | Heliscomys hatcheri, Heliscomys mcgrewi, Heliscomys vetus (17318) | |
Orellan | USA (Montana) | Heliscomys gregoryi, Heliscomys mcgrewi (17090) Heliscomys sp. (17138) | |
Orellan | USA (South Dakota) | Heliscomyidae indet. (163487) Heliscomys sp. (17198) Heliscomys vetus (17189) | |
Orellan | USA (Colorado) | Heliscomys vetus, Akmaiomys incohatus (17081) | |
Orellan | USA (Nebraska) | Apletotomeus crassus (17150 17273) Heliscomys hatcheri (17164 17165 17221) Heliscomys hatcheri, Heliscomys mcgrewi (17108) Heliscomys hatcheri, Heliscomys mcgrewi, Heliscomys vetus (17250) Heliscomys hatcheri, Heliscomys vetus (17242) | |
Whitneyan | USA (South Dakota) | Heliscomys sp. (17338 17371 17384) | |
Whitneyan | Canada (Saskatchewan) | Heliscomys sp. (17372) | |
Geringian | USA (Nebraska) | Heliscomys sp., Heliscomys woodi, Tylionomys voorhiesi, Heliscomys vetus (17709) | |
Arikareean | USA (Florida) | Heliscomyidae indet. (17476) | |
Arikareean | USA (South Dakota) | Heliscomys sp. (17516) Heliscomys woodi (17507) | |
early Early Arikareean | USA (California) | Heliscomys sp. (167846) | |
early Early Arikareean - early Late Arikareean | USA (California) | Heliscomys sp. (175251) | |
Chattian | USA (Florida) | Heliscomys sp. (17860) | |
Harrisonian | USA (Nebraska) | Heliscomys woodi (67638 69807) | |
Hemingfordian | Canada (Saskatchewan) | Heliscomys vetus (18003) |