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Georissus
Taxonomy
Georissus was named by Latreille (1809). It is extant.
It was corrected as Georyssus by Haupt (1956); it was misspelled as Georyssus by Hopkins et al. (1971), Bouchard et al. (2011).
It was assigned to Georyssidae by Haupt (1956); to Coleoptera by Hopkins et al. (1971); and to Georissinae by Bouchard et al. (2011).
It was corrected as Georyssus by Haupt (1956); it was misspelled as Georyssus by Hopkins et al. (1971), Bouchard et al. (2011).
It was assigned to Georyssidae by Haupt (1956); to Coleoptera by Hopkins et al. (1971); and to Georissinae by Bouchard et al. (2011).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1809 | Georissus Latreille |
| 1956 | Georyssus Haupt p. 49 |
| 1971 | Georyssus Hopkins et al. |
| 2011 | Georissus Bouchard 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.
G. Georissus Latreille 1809
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Georissus crenulatus Rossi 1794
†Georyssus nigrobrunneus Piton 1939
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: base of the Messinian to the top of the Late/Upper Pleistocene or 7.24600 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 5.333 Ma
Minimum age of oldest fossil (stem group age): 5.333 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Messinian | USA (Alaska) | Georyssus sp. (123352) | |
| Piacenzian | USA (Alaska) | Georyssus sp. (162796) | |
| Gelasian | France | Georyssus nigrobrunneus (113996) | |
| Middle Pleistocene | United Kingdom | G. crenulatus (168265 168267 168270) | |
| Late/Upper Pleistocene | United Kingdom (Worcestershire) | G. crenulatus (163070) | |
| Late/Upper Pleistocene | USA (Washington) | G. sp. (157092) |