A monograph of the existing crinoids Vol. 1, 4b, The Comatulids. Superfamily Mariametrida (concluded - the family Colobometridae) and Superfamily Tropiometrida (except the families Thalassometrida and Charitometridae)

Förlag	År	Ort	Om boken	ISBN
Government Printing Office	1947	USA, Washington, DC	vii, 473 sidor., 43 pl.-s. : ill.