Late Wenlock and Ludlow (Silurian) Plectograptinae (retiliotid graptolites), Cape Phillips Formation, Arctic Canada von Lenz, Alfred C.

Wenlock (Silurian) graptolites, Cape Phillips Formation, Canadian Arctic Island von Lenz, Alfred C. 1929-, Melchin, M. J.

Ludlow and Pridoli (Uper Silurian) graptolite biostratigraphy of the central Arctic Isands: a preminilary report von Lenz, Alfred C. 1929-

Upper Silurian and Lowe3r Devonian graptolites and graptolite biostratigraphy, northern Yukon, Canada von Lenz, Alfred C. 1929-

Wenlock, Ludlow, and Pridoli? graptolites from Yulin, Guangxi, China von Lenz, Alfred C. 1929-, Chen Xu, Ni, Yu-nan

Llandoverian Graptolites of the Northern Canadian Cordillera Petalograptus, Cephalograptus, Rhaphidograptus, Dimorphograptus, Retiolitidae, and Monograptidae von Lenz, Alfred C.

Volltext öffnen

Late Silurian and Early Devonian graptolite, brachiopod and coral faunas from Northwestern and Arctic Canada von Jackson, D. E., Lenz, Alfred C., Pedder, A. E. H.

The Graptolite Monograptus testis (Barrande) from the Cape Phillips Formation, Canadian Arctic Isslands von Lenz, Alfred C. 1929-

Ludlow and Pridoli (Upper Silurian) graptolites from the Arctic Islands, Canada von Lenz, Alfred C.

Volltext öffnen

Upper Wenlock (Silurian) graptolites of Arctic Canada pre-extinction, lundgreni biozone fauna von Lenz, Alfred C.

Llandoverian Graptolites of the Northern Canadian Cordillera Petalograptus, Cephalograptus, Rhaphidograptus, Dimorphograptus, Retiolitidae, and Monograptidae von Lenz, Alfred C.

Volltext öffnen

Llandoverian graptolites of the northern Canadian Cordillera von Lenz, Alfred C.