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56 Šn/324-sep.
FORTEY, R.A.
Proetida - a new order of trilobites / /Richard A. Fortey - Robert M. Owens. -- S.227-239 : 4 Figs. -- In: Fossils and Strata, 1975, No.4. -- separát. -- bibl.. -- Citováno jako: FORTEY, R.A. - OWENS, R.M. Proetida - a new order...Foss. Strata. 1975, No. 4, S.227-239: 4 Figs.
Proetida
Aulacopleuridae
Bathyuridae
Brachymetopidae
Celmidae
Dimeropygidae
Glaphuridae
Otarionidae
56
63238
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