@article {6853,
	title = {Systematic revision of the living species of Bullidae (Mollusca: Gastropoda: Cephalaspidea), with a molecular phylogenetic analysis},
	journal = {Zoological Journal of the Linnean Society},
	volume = {153},
	year = {2008},
	note = {PDF},
	pages = {453-543},
	keywords = {anatomy, bullidae, cephalaspidea, gastropoda, morphology, phylogeny, stasis, systematics, taxonomy},
	author = {Malaquias, Manuel Ant{\'o}nio E. and Reid, David G.}
}
