Description: Very small uniseriate filaments with few branches growing within the cell walls of another alga.

Habitat: Rare. Endophytic in the cell wall of Gastroclonium ovatum, sublittoral to 10 m.

Distribution: Devon in England, Bute in Scotland, Dublin, Cork and Wexford in Ireland. Europe: Mediterranean and the Atlantic shores of Portugal, Spain and France.

Similar Species: All species of Colaconema are similar, microscopic examination is required for identification.

Key Identification Features:

• Very elongate and narrow cells.

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

iNaturalist: Colaconema chylocladiae at iNaturalist World Species Observations database.

WoRMS: Colaconema chylocladiae at World Register of Marine Species. Accepted name: Colaconema chylocladiae Batters, 1896. AphiaID: 373826.

Classification: Biota; Plantae; Biliphyta; Rhodophyta; Eurhodophytina; Florideophyceae; Nemaliophycidae; Colaconematales; Colaconemataceae; Colaconema