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Protogusarella
Taxonomy
Protogusarella was named by Perry and Chatterton (1979) [Sepkoski's age data: Tr Olen]. Its type is Protogusarella smithi.
It was assigned to Zeilleriidae by Perry and Chatterton (1979); to Terebratulida by Sepkoski (2002); and to Gusarellidae by Williams et al. (2006).
It was assigned to Zeilleriidae by Perry and Chatterton (1979); to Terebratulida by Sepkoski (2002); and to Gusarellidae by Williams et al. (2006).
Species
P. smithi (type species)
Synonymy list
Year | Name and author |
---|---|
1979 | Protogusarella Perry and Chatterton p. 315 |
2002 | Protogusarella Sepkoski |
2006 | Protogusarella Williams et al. p. 2185 |
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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. †Protogusarella Perry and Chatterton 1979
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†Protogusarella smithi Perry and Chatterton 1979
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 7 | 5.41 | 3.00 | 9.84 | 5.20 | 2.06 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Aberhan et al. 2004, Nesnidal et al. 2013 |
Age range: Spathian or 251.30000 to 247.20000 Ma
Collections (43 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Spathian | USA (Idaho) | P. smithi (72296 116390 116391) | |
Spathian | USA (Utah) | P. smithi (62969 62970 62971 62974 62977 62982 62983 62984 62991 62993 62999 63005 63006 63007 63008 63009 63014 63021 63022 63029 63031 63032 63033 63034 63143 63205 63385 64715 122198 122200 122201 122202 122204 122206 122209) P. sp. (32932 32933 32934 32935 32938) |