Folino N.C. 2000. The freshwater expansion and classification of the colonial hydroid Cordylophora (Phylum Cnidaria, Class Hydrozoa). Marine bioinvasions : proceedings of the First National Conference. 139-144.

Folino N.C. 2000. The freshwater expansion and classification of the colonial hydroid Cordylophora (Phylum Cnidaria, Class Hydrozoa). Marine bioinvasions : proceedings of the First National Conference. 139-144.