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Research dossier · Science & Nature

Stygobromus canadensis

species of crustacean

Specimen drawers, botanical folios and brass scientific instruments under study light
Science and natureInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 17, 2026
Entity authorityQ7842152 ↗
Source-derived summary

Stygobromus canadensis, the Castleguard Cave stygobromid, is a species of amphipod in the Crangonyctidae family and Stygobromus genus. It is endemic to Castleguard Cave in Alberta, Canada. It was first described by John Holsinger in 1980. It is currently listed as critically imperiled by NatureServe.

The presence of this species has led to the cave's designation as a Key Biodiversity Area.

Editorial summary

This brief starts where responsible research should: with the source description of “Stygobromus canadensis” as species of crustacean. Everything that follows is an evidence route, not borrowed authority.

Editorial reviewA practical orientation to terminology and classification, particularly when read beside dated observations, specimens or technical literature. The current lead gives the account dated anchors—1980—that can be checked directly. The selected authority fields contribute no independent date. The account is most persuasive where Stygobromus, canadensis and species can be independently traced.
Editorial analysis

Why this record matters

The subject matters to the science & nature register because the source frames it as species of crustacean. Its deeper value depends on whether names, dates, institutions and citations support that framing.

Evidence profile

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 Sep 17, 2026. The linked authority identifier is Q7842152. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1980.

Critical limits

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.

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.

Best used for
  • Current terminology
  • Classification context
  • Finding cited technical literature
Verify next

Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.

Three-step research path

  1. Establish the record: confirm the title “Stygobromus canadensis”, its source revision and the description used here.
  2. Expand the search: follow Stygobromus canadensis primary sources, Stygobromus canadensis archive and Stygobromus research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Stygobromus canadensis”?
  2. Which observation, specimen, dataset or publication supports the account?
  3. Is the terminology current, historical or disputed?
Subject index

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Source & attribution

This entry incorporates text from “Stygobromus canadensis” 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.