@inbook {253,
	title = {Scyphozoa},
	booktitle = {Handbuch der Zoologie: eine Naturgeschichte der St{\"a}mme des Tierreiches},
	volume = {1},
	year = {1925},
	pages = {pp. 522-576},
	address = {Berlin und Leipzig},
	keywords = {Stauromedusae, Staurozoa},
	url = {http://www.nature.com/nature/journal/v116/n2912/abs/116274b0.html},
	author = {T. Krumbach},
	editor = {Willy K{\"u}kenthal}
}
@inbook {156,
	title = {Scyphozoa},
	booktitle = {Guide for Identification of the Fauna and Flora of the Northern Seas of the U.S.S.R. (In Russian)},
	year = {1948},
	pages = {75-77, plate 22 (p. 584)},
	address = {Moscow},
	keywords = {Barents Sea, checklist, White Sea},
	author = {V.A. Yashnov},
	editor = {N.S. Gaevskaya}
}
@article {161,
	title = {Synopsis of the Medusae of the World},
	journal = {Journal of the Marine Biological Association of the United Kingdom},
	volume = {40},
	year = {1961},
	month = {November 1961},
	pages = {1 -469},
	type = {monograph},
	doi = {10.1017/S0025315400007347},
	url = {http://www.mba.ac.uk/nmbl/publications/jmba_40/jmba_40.htm},
	author = {P. L. Kramp}
}
