@article {7635,
	title = {Die Mundlappen der Lamellibranchiaten},
	journal = {Zeitschrift f{\"u}r Wissenschaftliche Zoologie},
	volume = {44},
	year = {1886},
	note = {2 pls.},
	pages = {239-272},
	keywords = {anatomy, aviculidae, bivalvia, labial palps, malleidae, malleus, mollusca, morphology, pinctada, pteriidae, pterioida, pterioidea},
	author = {Thiele, Johannes}
}
@article {7239,
	title = {The stomach in the Bivalvia},
	journal = {Philosophical Transactions of the Royal Society of London, Series B, Biological Sciences},
	volume = {316},
	number = {1177},
	year = {1987},
	note = {PDFbivatol},
	pages = {183-276},
	keywords = {anatomy, atrina, bivalvia, crenatula, isognomon, isognomonidae, malleidae, malleus, mollusca, morphology, ostreidae, pinctada, pinna, pinnidae, pinnoidea, Pteria, pteriidae, pterioida, pterioidea, stomach, vulsella},
	author = {Purchon, R. D.}
}
@article {6712,
	title = {Der Anpassungstypus der Hammermuschel},
	journal = {Palaeobiologica},
	volume = {6},
	year = {1938},
	note = {PDFText-figs. 1-4, pl. 18},
	pages = {230-241},
	keywords = {anatomy, bivalvia, isognomon, isognomonidae, ligament, malleidae, malleus, mollusca, morphology, pterioida, pterioidea},
	author = {K{\"u}hnelt, Wilhelm}
}
@article {1313,
	title = {Der Anpassungstypus der Hammermuschel},
	journal = {Palaeobiologica},
	volume = {6},
	year = {1938},
	pages = {230-241},
	keywords = {anatomy, bivalvia, isognomon, isognomonidae, ligament, malleidae, malleus, mollusca, morphology, pterioida, pterioidea},
	author = {K{\"u}hnelt, Wilhelm}
}
@article {1618,
	title = {Die Mundlappen der Lamellibranchiaten},
	journal = {Zeitschrift f{\"u}r Wissenschaftliche Zoologie},
	volume = {44},
	year = {1886},
	pages = {239-272},
	keywords = {anatomy, aviculidae, bivalvia, labial palps, malleidae, malleus, mollusca, morphology, pinctada, pteriidae, pterioida, pterioidea},
	author = {Thiele, Johannes}
}
