@inbook {Calder1997,
	title = {{Synopsis of hydroids from 1000m and deeper in the western North Atlantic}},
	booktitle = {Proceedings of the 6th International Conference on Coelenterate Biology: the Leeuwenhorst, Noordwijkerhout, The Netherlands, 16-21 July 1995},
	year = {1997},
	pages = {85{\textendash}90},
	publisher = {Nationaal Naturhistorisch Museum},
	organization = {Nationaal Naturhistorisch Museum},
	address = {Leiden, The Netherlands},
	isbn = {90-7623-955-9},
	author = {Calder, D R},
	editor = {den Hartog, J C}
}
