FIG. 12. — Acritolepis ushakovi n. gen., n in Devonian acanthodians from Severnaya Zemlya Archipelago (Russia)

• Main Author: Valiukevičius, Juozas
• Format: Other/Unknown Material
• Language: unknown
• Published: Zenodo 2003
• Subjects: Biodiversity; Taxonomy; Animalia; Chordata; Acanthodii; Climatiiformes; Climatiiformes (awaiting allocation); Acritolepis; Severnaya Zemlya
• Online Access: https://doi.org/10.5281/zenodo.4665129

FIG. 12. — Acritolepis ushakovi n. gen., n. sp., histology of polyodontode-type tesserae, from paratype LIG 35-A-386, Matusevich River, outcrop 1, bed 21, Severnaya Zemlya Formation; A, vertical transverse section through the tessera like figured on Fig. 5G, thin section 3502; B, vertical longitudin...