ROM VP 83326 records a hyper-elongated neural spine in a referred early synapsid specimen, while its whole-body outline and biological function remain unresolved.
Represented range308.5–305.5 Ma
RegionsSydney Mines Formation, Florence, Nova Scotia, Canada
CladesSynapsida · Echinerpeton intermedium
Claim ledger
morphology · medium
Referred specimen ROM VP 83326 documents a hyper-elongated neural spine in Echinerpeton intermedium from the Sydney Mines Formation, but incomplete preservation does not resolve the animal's full outline, spine ratio or sail function.