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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Leugeonidae (disused)
Taxonomy
Leugeonidae was named by Yang and Wang (1990).
It was assigned to Actinommacea by Zügel (1997); and to Spumellaria by Hull (1997).
It was assigned to Actinommacea by Zügel (1997); and to Spumellaria by Hull (1997).
Synonymy list
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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. †Leugeonidae Yang and Wang 1990
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Late/Upper Sinemurian to the top of the Callovian or 199.50000 to 161.50000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Sinemurian | Canada (British Columbia) | Leugeonidae indet. A (94344 94346 94347 94349 94350 94351 94352 94357 94358 94360 94361 94413) | |
| Pliensbachian | Mexico (Baja California Sur) | Leugeonidae indet. (33558) | |
| Callovian | USA (California) | Leugeonidae indet. (50737) |