@book {6661,
	title = {A monograph of the Permian fossils of England},
	year = {1850},
	note = {PDFPls. 1-28The range of size of the two depicted specimens of Bakevellia bicarinata: L=16.26-17.00; H=8.72-10.07; n=2.},
	pages = {xxxvii+258},
	publisher = {Pal{\ae}ontological Society},
	organization = {Pal{\ae}ontological Society},
	address = {London},
	keywords = {bivalvia, fossils, mollusca, paleontology, paleozoic, permian, Pterineidae},
	author = {King, William}
}
@book {1297,
	title = {A monograph of the Permian fossils of England},
	year = {1850},
	pages = {xxxvii+258},
	publisher = {Pal{\ae}ontological Society},
	organization = {Pal{\ae}ontological Society},
	address = {London},
	keywords = {bivalvia, fossils, mollusca, paleontology, paleozoic, permian, Pterineidae},
	author = {King, William}
}
