@article {6314,
	title = {The Upper Jurassic Bivalvia of Portugal. Part 2. Pteriomorphia (Pterioida exclusive Ostreina)},
	journal = {Comunica{\c c}{\~o}es dos Servi{\c c}os Geol{\'o}gicos de Portugal},
	volume = {74},
	year = {Submitted},
	pages = {105-164},
	keywords = {aguileria, alaperna, avicula, bakevellia, bakevellidae, bivalvia, costigervillia, fossils, gervillella, gervillia, isognomon, isognomonidae, mollusca, paleontology, pectinidae, Pteria, pteriidae, pterioida, pterioidea, pteroperna, pulvinites, pulvinitidae, shell morphology, taxonomy, virgellia},
	author = {F{\"u}rsich, Franz T. and Werner, Winfried}
}
@article {1169,
	title = {The Upper Jurassic Bivalvia of Portugal. Part 2. Pteriomorphia (Pterioida exclusive Ostreina)},
	journal = {Comunica{\c c}{\~o}es dos Servi{\c c}os Geol{\'o}gicos de Portugal},
	volume = {74},
	year = {1988},
	pages = {105-164},
	keywords = {aguileria, alaperna, avicula, bakevellia, bakevellidae, bivalvia, costigervillia, gervillella, gervillia, isognomon, isognomonidae, mollusca, pectinidae, Pteria, pteriidae, pterioida, pterioidea, pteroperna, pulvinites, pulvinitidae, taxonomy, virgellia},
	author = {F{\"u}rsich, Franz T. and Werner, Winfried}
}
