Polygnathus dubius
Sugerowana cytacja: Dzik, J. 2015. Polygnathus dubius Hinde 1879. Ikonoteka (http://ikonoteka.paleo.pan.pl/xwiki/bin/viewrev/Species/Polygnathus+dubius)
 Late Givetian conodont Polygnathus dubius Hinde, 1879 transitional to P. aequalis Klapper & Lane, 1985 from Góra Zamkowa section at Chęciny in the Holy Cross Mountains. Diagnoza Platform of the gently curved P1 elements with a constriction near the basal pit and expanded in the middle of its length, ornamented with nodes which may be separate or more or less fused into node ridges; generalised polygnathid apparatus. Porównanie Autekologia Występowanie geograficzne Chęciny-Góra zamkowa, Sitkówka-Kostrzewa, Sosnówka, Zegzelogóra in the Holy Cross Mts. Zasięg czasowy Latest Givetian and early 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. Racki, G. 1993. Evolution of the bank to reef complex in the Devonian of the Holy Cross Mountains. Acta Palaeontologica Polonica 37, 87-182. Klapper, G. & Philip, G.M. 1971. Devonian conodont apparatuses and their vicarious skeletal elements. Lethaia 4, 429-452. |
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