@article {6321,
	title = {The duplivincular ligament of Recent <i>Pinna nobilis</i> L., 1758: further evidence for pterineid ancestry of the Pinnoidea},
	journal = {Journal of Paleontology},
	volume = {82},
	number = {3},
	year = {2008},
	note = {PDF},
	pages = {621-627},
	keywords = {bivalvia, ligament, microstructure, mollusca, pinna, pinna nobilis, pinnidae, pinnoidea, pterioidea, pteronites},
	author = {Garcia-March, J. R, and M{\'a}rquez-Aliaga, Ana and Carter, J. G.}
}
@article {6238,
	title = {Origin and expansion of foliated microstructure in pteriomorph bivalves},
	journal = {Biological Bulletin},
	volume = {214},
	year = {2008},
	note = {PDF},
	pages = {153{\textendash}165},
	keywords = {anomiidae, atrina, bivalvia, isognomon, isognomonidae, microstructure, mollusca, ostreidae, pectinidae, pinctada, pinnidae, pinnoidea, propeamussiidae, pteriidae, pterioidea, pteriomorphia},
	author = {Esteban-Delgado, Francisco J. and Harper, Elizabeth M. and Checa, Antonio G. and Rodr{\'\i}guez-Navarros, Alejandro B.}
}
