Description: Growing as a crust to 3 cms with small papillae, or upright outgrowths, erect to 2 mm high in which tetrasporangia or carpospores are formed.

Habitat: Very rare. Sublittoral, epilithic on small stones in the sublittoral.

Distribution: Western distribution, records from Ireland: Cos Galway and Clare with a few records from Scotland, Wales and England. Europe: France.

Key Identification Features:

• Encrusting with papillae.

Distribution Map from NBN: Dermocorynus montagnei at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Dermocorynus montagnei at iNaturalist World Species Observations database.

WoRMS: Dermocorynus montagnei at World Register of Marine Species. Accepted name: Dermocorynus montagnei P.Crouan & H.Crouan, 1858. AphiaID: 145243.

Classification: Biota; Plantae; Biliphyta; Rhodophyta; Eurhodophytina; Florideophyceae; Rhodymeniophycidae; Halymeniales; Grateloupiaceae; Dermocorynus