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56 Šn/2139-sep.
PARSLEY, Ronald L.
North American Paracrinoidae: (Ordovician: Paracrinozoa, new, Echinodermata) Ronald L. Parsley and Leigh W. Mintz. -- 115 S. : 8 Text-Figrs., 13 Pls. -- In: Bulletins of American Paleontology. -- 1975, Vol.68, No.288. -- separát. -- bibl.,. -- Citováno jako: PARSLEY, Ronald L. - MINTZ, Leigh W. North American Paracrinoidea: (Ordovician: Paracrinozoa, New, Echinodermata). Bull. amer. Paleont. 1975, Volo.68, No.288, 115 S., 8 Tewxt-Figrs., 13 Pls.
Paracrinoidea
Comarocystitidae
Amygdalocystitidae
Platycystitida
Malocystitidae
56
60031
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