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Taxonomy
Geranchon was named by Scudder (1890). Its type is Lachnus petrorum.
It was corrected as Gerancon by Scudder (1894).
It was assigned to Aphidinae by Scudder (1894); and to Aphidoidea by Scudder (1890), Heie and Wegierek (2011), Favret (2012).
It was corrected as Gerancon by Scudder (1894).
It was assigned to Aphidinae by Scudder (1894); and to Aphidoidea by Scudder (1890), Heie and Wegierek (2011), Favret (2012).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1890 | Geranchon Scudder p. 248 |
| 1894 | Gerancon Scudder p. 352 |
| 2011 | Geranchon Heie and Wegierek p. 36 |
| 2012 | Geranchon Favret |
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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. †Geranchon Scudder 1890
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†Geranchon davisii Scudder 1890
†Geranchon petrorum Scudder 1877
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Bush and Bambach 2015 | |||||
Age range: Chadronian or 37.00000 to 33.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Priabonian | Canada (British Columbia) | Lachnus petrorum (121480) | |
| Chadronian | USA (Colorado) | G. davisii (106384) |