Volutella tribulosa
Species of gastropod
Volutella tribulosa is an extinct species of medium to large sea snail, a marine gastropod mollusk in the family Vasidae.
Description
Measurements of the shell: 87.0 x 62.0 mm.
Distribution
Fossils of this marine species have been found in Miocene strata of the Florida, USA dating back to between 220.43 and 15.97 Ma.
References
E. H. Vokes. 1970. Notes on the fauna of the Chipola Formation - III. Two new species of Vasum (Mollusca: Gastropoda), with comments on Vasum haitense (Sowerby). Tulane Studies in Geology and Paleontology 8(2):88-92
External links
Vermeij, G.J. (2024). "Shell-based genus-level reclassification of the family Vasidae (Mollusca: Neogastropoda)". Zootaxa. 5405 (4): 526–544.
Begin with the source’s own compact description: “Volutella tribulosa” is species of gastropod. The dossier treats that line as a proposition to test through Volutella, tribulosa and Species, not as a finished interpretation.
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The phrase “species of gastropod” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated Aug 4, 2026. The linked authority identifier is Q116460124. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1970 and 2024.
Current terminology should not be projected backward without checking the classification used when the underlying evidence was created. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Volutella tribulosa” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.