Source Data | |
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Rank | species |
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Taxonomy (GBIF) | Life : Animalia : Mollusca : Gastropoda : Trochonematidae : Trochonema : Trochonema subcrassum |
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Taxonomy (PBDB) | Life : Animalia : Mollusca : Gastropoda : Trochonematidae : Trochonema : Trochonema subcrassum |
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Taxonomic Status (GBIF) | accepted |
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Classification (PBDB,GBIF) | |
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Generic Name | Trochonema |
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Scientific Name | Trochonema subcrassum Ulrich & Scofield, 1897 |
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Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
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Trochonema subcrassum | species | belongs to Trochonema | stated with evidence | Ulrich and Scofield, 1897 |
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Status (PBDB) | extinct |
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Taxon Size (PBDB) | 1 |
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First Recorded Appearance | 461 - 450 Ma Ordovician |
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Last Recorded Appearance | 461 - 450 Ma Ordovician |
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Motility | actively mobile (based on Gastropoda) |
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Vision | limited (based on Gastropoda) |
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Taphonomy | minor ribbing (based on Trochonema) |
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Primary Reference (PBDB) | E. O. Ulrich and W. H. Scofield. 1897. The Lower Silurian Gastropoda of Minnesota. The Paleontology of Minnesota 39(2):813-1081 |
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