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Gasconadia
Taxonomy
Gasconadia was named by Weller and St. Clair (1928) [Courtesy of E.O. Ulrich. Sepkoski's age data: Cm Trep-u O Trem-l]. It is not extant. Its type is Murchisonia putilla.
It was assigned to Murchisoniidae by Knight et al. (1960); to Sinuopeidae by Wagner (1999); and to Archaeogastropoda by Sepkoski (2002).
It was assigned to Murchisoniidae by Knight et al. (1960); to Sinuopeidae by Wagner (1999); and to Archaeogastropoda by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1928 | Gasconadia Weller and St. Clair p. 196 |
| 1960 | Gasconadia Knight et al. p. 291 |
| 1999 | Gasconadia Wagner p. 70 |
| 2002 | Gasconadia Sepkoski |
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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. †Gasconadia Weller and St. Clair 1928
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†Gasconadia floridensis Cleland 1900
†Gasconadia mohawkensis Cleland 1900
†Gasconadia putilla Sardeson 1896
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Trempealeauan | USA (Missouri) | G. putilla (98340) | |
| Tremadoc | USA (Virginia) | G. sp., G. putilla (6971) | |
| Demingian | USA (Tennessee) | G. putilla (154344) | |
| Demingian | USA (Virginia) | G. putilla (56651) | |
| Gasconadian | USA (Texas) | G. putilla (56498 56500) G. sp. (271) | |
| Gasconadian | USA (Missouri) | G. putilla (157091 157150) | |
| Gasconadian | USA (New York) | G. sp. (273) Murchisonia mohawkensis, Pleurotomaria floridensis (119377) | |
| Tremadocian | USA (Minnesota) | G. putilla (189325) | |
| Tremadocian | USA (New York) | Lophospira mohawkensis (189334) | |
| Tremadocian | USA (Virginia) | G. putilla (78881) | |
| Tremadocian | USA (Missouri) | G. putilla (154358 189340) | |
| Tremadocian | USA (Wisconsin) | G. putilla (189290 192264) | |
| Canadian | USA (Maryland) | G. sp. (274) |