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Erethizon (North American porcupine)
Taxonomy
Erethizon was named by Cuvier (1822). It is extant.
It was assigned to Histricidae by Gray (1825); to Erethizontinae by Hay (1902); and to Erethizontidae by Cuvier (1822), Kurten and Anderson (1980), Hulbert (1997), McKenna and Bell (1997), Albright et al. (2019), Eshelman et al. (2025).
It was assigned to Histricidae by Gray (1825); to Erethizontinae by Hay (1902); and to Erethizontidae by Cuvier (1822), Kurten and Anderson (1980), Hulbert (1997), McKenna and Bell (1997), Albright et al. (2019), Eshelman et al. (2025).
Synonymy list
| Year | Name and author |
|---|---|
| 1822 | Erethizon Cuvier |
| 1825 | Erythizon Gray p. 341 |
| 1902 | Erethizon Hay p. 733 |
| 1980 | Erethizon Kurten and Anderson p. 273 |
| 1997 | Erethizon Hulbert, Jr. p. 624 |
| 1997 | Erethizon McKenna and Bell |
| 2019 | Erethizon Albright et al. p. 162 |
| 2025 | Erethizon Eshelman et al. p. 116 |
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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.
G. Erethizon Cuvier 1822 [North American porcupine]
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†Erethizon cascoensis White 1970
Erethizon dorsatum Linnaeus 1758 [North American porcupine]
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Erethizon dorsatum bruneri Swenk 1916
Erethizon dorsatum dorsatum Linnaeus 1758
Erethizon dorsatum epixanthus Brandt 1835
Erethizon dorsatum myops Merriam 1900
Erethizon dorsatum picinum Bangs 1900
Invalid names: Coendou cumberlandicus White 1970 [synonym], Erethizon cloacinum Cope 1871 [synonym], Erethizon godfreyi Allen 1904 [synonym]
Erethizon dorsatum couesi Mearns 1897
†Erethizon kleini Frazier 1981
†Erethizon poyeri Hulbert, Jr. 1997
Diagnosis
No diagnoses are available
Measurements
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| Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Dunn and Rasmussen 2007, Hendy et al. 2009, Lillegraven 1979, Carroll 1988, Ji et al. 2002, Nowak 1991 | |||||
Age range
Maximum range based only on fossils: base of the Gelasian to the top of the Holocene or 2.58000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 1.8 Ma
Minimum age of oldest fossil (stem group age): 1.8 Ma
Collections (74 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blancan | USA (Idaho) | Erethizon bathygnathum (19913) | |
| Blancan | USA (Florida) | Erethizon poyeri (203947) | |
| Blancan | USA (California) | Erethizon cascoensis (19737) Erethizon sp. (20117 20121) Erethizon stirtoni (20115 20118 20120) | |
| Blancan | USA (Arizona) | Coendou stirtoni (19650) | |
| Gelasian | USA (Florida) | Erethizon kleini (20384) | |
| Early/Lower Pleistocene | USA (Florida) | Erethizon poyeri (98313) Erethizon sp. (19750) | |
| Early/Lower Pleistocene | USA (South Carolina) | Erethizon bathygnathum (206955) | |
| Pleistocene | USA (Florida) | Erethizon dorsatum (227368) | |
| Pleistocene | USA (Maryland) | Erethizon dorsatum (126660) | |
| Pleistocene | USA (Tennessee) | Erethizon dorsatum (74246) | |
| Pleistocene | USA (West Virginia) | Erethizon dorsatum (124319 124709 125941) | |
| Pleistocene - Holocene | USA (West Virginia) | Erethizon dorsatum (79660) | |
| Pleistocene - Holocene | USA (Texas) | Erethizon epixanthum (93258) | |
| Irvingtonian | Mexico (Aguascalientes) | Erethizon dorsatum (20283) | |
| Irvingtonian | USA (Florida) | Erethizon dorsatum (20145 20289 20350 20351) | |
| Irvingtonian | USA (Pennsylvania) | Erethizon dorsatum (20354 20479) | |
| Irvingtonian | USA (Colorado) | Erethizon sp. (20477 20559) | |
| Irvingtonian | USA (California) | Coendou sp. (20187) Erethizon cascoensis (20319) Erethizon sp. (20126 28221) | |
| Irvingtonian | USA (New Mexico) | Erethizon sp. (20504 20514) | |
| Irvingtonian | USA (Arkansas) | Erethizon dorsatum (20290) | |
| Irvingtonian | USA (Nebraska) | Erethizon sp. (20138) | |
| Irvingtonian | USA (West Virginia) | Coendou cumberlandicus (20554) | |
| Irvingtonian | USA (Maryland) | Erethizon sp., Coendou cumberlandicus (20302) | |
| Irvingtonian - Rancholabrean | USA (Florida) | Erethizon kleini (20419) | |
| Rancholabrean | USA (South Carolina) | Erethizon dorsatum (79757) | |
| Late/Upper Pleistocene (high glacial) | USA (New Mexico) | Erethizon dorsatum (76059) | |
| Late/Upper Pleistocene | USA (West Virginia) | Erethizon dorsatum (93332 123868 124198 124199) | |
| Late/Upper Pleistocene (interglacial) | USA (Utah) | Erethizon dorsatum (20641) | |
| Late/Upper Pleistocene | USA (Virginia) | Erethizon dorsatum (82258 103991 104697 104758) | |
| Late/Upper Pleistocene (late glacial) | USA (Ohio) | Erethizon dorsatum (93334) | |
| Late/Upper Pleistocene (interglacial) | Canada (Alberta) | Erethizon dorsatum (20615) | |
| Late/Upper Pleistocene (interglacial) | USA (Idaho) | Erethizon dorsatum (20569) | |
| Late/Upper Pleistocene (high glacial) | USA (Nebraska) | Erethizon dorsatum (93179) | |
| Late/Upper Pleistocene | Mexico (Nuevo Leon) | Erethizon dorsatum (71345) | |
| Late/Upper Pleistocene | USA (California) | Erethizon epixanthus (74235 93250) | |
| Late/Upper Pleistocene | USA (New Mexico) | Erethizon dorsatum (93141) | |
| Late/Upper Pleistocene (glacial) | USA (Florida) | Erethizon dorsatum (154771) | |
| Late/Upper Pleistocene (late glacial) | USA (Georgia) | Erethizon dorsatum (75066) | |
| Late/Upper Pleistocene | USA (Texas) | Erethizon dorsatum (74473) | |
| Late/Upper Pleistocene - Holocene | USA (Missouri) | Erethizon dorsatum (63565 63571) | |
| Late/Upper Pleistocene - Holocene | USA (Virginia) | Erethizon dorsatum (104044 104672) | |
| Holocene | Canada (Quebec) | Erethizon dorsatum (221970 224189) | |
| Holocene | Canada (Ontario) | Erethizon dorsatum (221863) | |
| Holocene | USA (Alaska) | Erethizon dorsatum (220460) | |
| Holocene | USA (New Mexico) | Erethizon sp. (93375) | |
| Holocene | USA (Ohio) | Erethizon dorsatum (195062 195069) |