Alternognathus regularis
Sugerowana cytacja: Dzik, J. 2015. Alternognathus regularis Ziegler & Sandberg 1984. Ikonoteka (http://ikonoteka.paleo.pan.pl/xwiki/bin/viewrev/Species/Alternognathus+regularis+)
Diagnoza Well developed but rather narrow platform of P1 element with large nodes along the margin. Porównanie The incipient axial symmetry of the elements refers only to the shape of the platform and is more clearly visible on juveniles than on large specimens with a wider platform. The blade remains curved in mirror-image pairs. Autekologia Występowanie geograficzne Łagów, Kowala, Ostrówka, and Miedzianka. Zasięg czasowy C. quadrantinodosa to early P. jugosus Zones. Materiały muzealne ZPAL: 1,390 specimens. Literatura Dzik, J. 2006. The Famennian "Golden Age" of conodonts and ammonoids in the Polish part of the Variscan sea. Palaeontologia Polonica 63, 1-359. |
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