schizochytrium limacinum schizochytrium limacinum schizochytrium limacinum is a species of thraustochytrids first isolated from a mangrove area in the western pacific ocean. it differs from other schizochytrium species in its limaciform amoeboid cells, the size of its zoospores, and its assimilation profile of carbon sources. schizochytrium limacinum scientific classification (unranked): sar superphylum: heterokonta class: labyrinthulomycetes order: labyrinthulales family: thraustochytriaceae genus: schizochytrium species: schizochytrium limacinumhonda et al. 1998