Avignathus decorosus (Stauffer, 1938) from the mid Frasnian of Włochy in the Holy Cross Mountains.

Diagnoza

S₀ elements with two additional lateral processes in the middle of the medial process; P₁ elements with narrow platform.

Porównanie

From its probable ancestor Polygnathus sp. nov. Dzik, 2002 and successor, A. bifurcatus Dzik, 2002 differs in S₀ elements with five processes.

Autekologia

Występowanie geograficzne

Włochy, Wietrznia, Płucki in the Holy Cross Mts.

Zasięg czasowy

late Frasnian

Materiały muzealne

ZPAL

Literatura

Dzik, J. 2002. Emergence and collapse of the Frasnian conodont and ammonoid communities in the Holy Cross Mountains, Poland. Acta Palaeontologica Polonica 47, 565-650.

van dem Boogaard, M., 1983. Conodont faunas from Portugal and southwestern Spain Part 7. A Frasnian conodont fauna near the Estação de Cabrela (Portugal). Scripta Geologica 69, 1-17.