@article {401,
	title = {Censuses of rocky shore prosobranchs from Washington and Costa Rica},
	journal = {The Veliger},
	volume = {18},
	year = {1976},
	pages = {309-317},
	author = {Spight, T.M.}
}
@article {402,
	title = {Food competition between age-classes in the intertidal neritacean <i>Nerita atramentosa</i> Reeve (Gastropoda: Prosobranchia)},
	journal = {Journal of Experimental Marine Biology and Ecology},
	volume = {23},
	year = {1976},
	pages = {145-154},
	author = {Underwood, A.J.}
}
