Siphonalia pfefferi
species of Gastropoda
Siphonalia pfefferi, common name Pfeffer's whelk, is a species of sea snail, a marine gastropod mollusc in the family Buccinidae, the true whelks.
Description
Siphonalia pfefferi has a shell that reaches a length of 40–50 mm. The shape of this shell is ovate, with several prominent ribs per whorl and a siphonal canal slightly recurved. The surface has a white or cream-yellow background color, with small orange or pale brown spots. Interior has an orange coloration, with white inner lip of the aperture.
Distribution
This species is endemic to southern Japan, mainly in Kii Peninsula and southward.
Habitat
It lives on sandy bottoms, at a depth of 10–50 m.
References
WoRMS
Encyclopedia of Life
"Siphonalia pfefferi". Gastropods.com. Retrieved 16 January 2019.
The public source identifies “Siphonalia pfefferi” as species of Gastropoda. This brief keeps that definition visible, then builds a research path around Siphonalia, pfefferi and species.
Why this record matters
A short description can identify a subject without explaining its stakes. For “Siphonalia pfefferi”, the useful work is to connect “species of Gastropoda” to the records capable of establishing context and consequence.
Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated May 19, 2026. The linked authority identifier is Q13652995. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2019.
A general summary may omit uncertainty, sample limits or methodological disagreement that is explicit in the technical record. 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.
How to read it
Check terminology, classification and the date of the cited evidence. Scientific names and technical consensus can change while older records retain historical value.
- Current terminology
- Classification context
- Finding cited technical literature
Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.
Three-step research path
- Establish the record: confirm the title “Siphonalia pfefferi”, its source revision and the description used here.
- Expand the search: follow Siphonalia pfefferi primary sources, Siphonalia pfefferi archive and Siphonalia research across catalogues and specialist indexes.
- Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.
Questions for further research
- Which source most directly establishes the central claim about “Siphonalia pfefferi”?
- Which observation, specimen, dataset or publication supports the account?
- Has classification or technical consensus changed since the cited source?
Search terms from this dossier
This entry incorporates text from “Siphonalia pfefferi” 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.