Phylogenetic relationships of Proboscoida Broch, 1910 (Cnidaria, Hydrozoa): Are traditional morphological diagnostic characters relevant for the delimitation of lineages at the species, genus, and family levels?
Cunha AF, Collins AG, Marques AC. Mol Phylogenet Evol. 2017 Jan; 106:118-135. Epub 2016 Sep 14.