@book {7424,
	title = {Essai d{\textquoteright}un nouveau syst{\`e}me des habitations des vers testac{\'e}s},
	year = {1817},
	note = {xeroxPls. 1-22},
	publisher = {De l{\textquoteright}Imprimerie de Mr. Le Directeur Schultz},
	organization = {De l{\textquoteright}Imprimerie de Mr. Le Directeur Schultz},
	address = {Copenhague [Copengagen]},
	keywords = {bivalvia, isognomonidae, malleidae, malleus, mollusca, ostrea, ostreidae, pinctada, Pteria, pteriidae, pterioida, pterioidea, taxonomy, vulsella},
	author = {Schumacher, Chr{\'e}tien Fr{\'e}deric}
}
@book {1552,
	title = {Essai d{\textquoteright}un nouveau syst{\`e}me des habitations des vers testac{\'e}s},
	year = {1817},
	publisher = {De l{\textquoteright}Imprimerie de Mr. Le Directeur Schultz},
	organization = {De l{\textquoteright}Imprimerie de Mr. Le Directeur Schultz},
	address = {Copenhague [Copengagen]},
	keywords = {bivalvia, isognomonidae, malleidae, malleus, mollusca, ostrea, ostreidae, pinctada, Pteria, pteriidae, pterioida, pterioidea, taxonomy, vulsella},
	author = {Schumacher, Chr{\'e}tien Fr{\'e}deric}
}
