Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Attenuella attenuata
Taxonomy
Hyolithes attenuatus was named by Walcott (1890). Its type specimen is USNM 23850-A, a shell, and it is a 3D body fossil. It is the type species of Attenuella.
It was recombined as Attenuella attenuata by Malinky (2014).
It was recombined as Attenuella attenuata by Malinky (2014).
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.
†Attenuella attenuata Walcott 1890
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Diagnosis
Reference | Diagnosis | |
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J. M. Malinky 2014 | Attenuella having smooth and featureless shell, lacking any elements of sculpture on either dorsum or venter. |
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Hendy et al. 2009 |
Age range: base of the Franconian to the top of the Trempealeauan or 497.00000 to 485.40000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Franconian - Trempealeauan | USA (Nevada) | Attenuella attenuata (199754) |