Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sphenolium
Taxonomy
Sphenolium was named by Miller (1889). Its type is Sphenolium cuneiforme.
It was synonymized subjectively with Modiolopsis by Cox et al. (1969).
It was assigned to Pholadomyoidea by Kříž and Steinová (2009).
It was synonymized subjectively with Modiolopsis by Cox et al. (1969).
It was assigned to Pholadomyoidea by Kříž and Steinová (2009).
Species
S. cuneiforme (type species)
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1889 | Sphenolium Miller p. 513 |
2009 | Sphenolium Kříž and Steinová p. 427 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
Reference: Aberhan et al. 2004 |
Collections (27 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Turinian | USA (Missouri) | S. sp. undet. (175724) | |
Blackriveran | USA (Illinois, Iowa) | S. sp. (23614 23615 23617 23619 23620) | |
Blackriveran - Rocklandian | USA (Minnesota) | S. sp. (23557) | |
Blackriveran - Rocklandian | USA (Minnesota, Wisconsin, Illinois) | S. sp. (23548) | |
Shermanian | USA (Minnesota, Illinois, Iowa) | S. sp. (23552) | |
Shermanian | USA (Minnesota) | S. sp. (23579 23584) | |
Shermanian | USA (Illinois, Iowa) | S. sp. (23656 23659 23664 23667 23668 23670) | |
Edenian | USA (Illinois, Iowa) | S. sp. (23678) | |
Edenian | USA (Minnesota) | S. sp. (23588) | |
Maysvillian | USA (Ohio) | S. sp. (387 388 391) | |
Maysvillian - Ashgill | USA (Ohio) | S. sp. (389 390) | |
Richmondian - Ashgill | USA (Ohio) | S. sp. (392 394) | |
Hirnantian | Czech Republic (Praha) | S. parallelum (149320) |