Emarginula crassicostata
NameEmarginula crassicostata
Scientific NameEmarginula crassicostata
Common NameSlit limpet
FamilyFissurellidae
GenusEmarginula
Speciescrassicostata
Geographic DistributionIndo-Pacific, including regions such as Australia (e.g., New South Wales, Queensland) and New Zealand.
Habitatsubtidal
Shell Shapeconical
Average Size (mm)Up to 15-20 mm in length (estimated based on typical genus size).
Identifying FeaturesConical shell with a prominent anterior slit; strong, often nodulose or beaded radial ribs extending from the apex to the margin; crenulated or wavy shell margin corresponding to the ribs.
Raritycommon
Author CitationHedley, 1916
Description
A small, conical marine gastropod shell, characterized by strong, often nodulose or beaded radial ribs and a distinctive anterior slit. The shell is typically white or off-white, with a crenulated margin.
