Calliaster baccatus
species of echinoderm

Calliaster baccatus, the cobbled starfish, is a species of starfish in the family Goniasteridae.
Description
The cobbled starfish is a large brick-coloured starfish which grows up to 200mm across. Its central area is covered with coarse granules and its upper arms are edged with large squarish tiles which may be smooth or have protruding granules. The tiles on the outer edged of the arms usually have protruding granules.
Distribution
It is only found from Lamberts Bay to Port Elizabeth on the South African coast, in 9-23m. It appears to be endemic to this area.
Ecology
This starfish is found on rocky reefs, mostly along the sandy margins. Its food and reproductive habits are unknown.
Begin with the source’s own compact description: “Calliaster baccatus” is species of echinoderm. The dossier treats that line as a proposition to test through Calliaster, baccatus and species, not as a finished interpretation.
Why this record matters
The phrase “species of echinoderm” 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.
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 Q3203848. None of the 0 selected statements returned an explicit reference.
Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. 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 “Calliaster baccatus”, its source revision and the description used here.
- Expand the search: follow Calliaster baccatus primary sources, Calliaster baccatus archive and Calliaster 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 “Calliaster baccatus”?
- Is the terminology current, historical or disputed?
- Which observation, specimen, dataset or publication supports the account?
Search terms from this dossier
This entry incorporates text from “Calliaster baccatus” 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.