@article {890,
	title = {Molluscan faunas of the Domengine and Arroyo Hondo formations of the California Eocene},
	journal = {Annals of the New York Academy of Sciences},
	volume = {38},
	year = {1939},
	pages = {1-246},
	keywords = {Arroyo Hondo Formation, California, Domengine Formation, Eocene, Lutetian, USA, Ypresian},
	author = {Vokes, H.E.}
}
@article {3189,
	title = {Sur les variations d{\textquoteright}Ancilla (Sparella) dubia Desh. et sur quelques formes voisines de l{\textquoteright}Eoc{\`e}ne},
	journal = {Journal de Conchyliologie},
	volume = {83},
	year = {1939},
	pages = {214-233},
	keywords = {Eocene, France},
	author = {Chavan, A. and Fischer, M.}
}
