FIG. 32. — Watsonacanthus costatus 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; Actinopterygii; Actinopterygii (awaiting allocation); Watsonacanthus; Severnaya Zemlya; Pioneer Island
• Online Access: https://doi.org/10.5281/zenodo.4665169

FIG. 32. — Watsonacanthus costatus n. sp., scale histology, Pioneer Island, sample P-10-1, Lower Devonian, Member 8; A-C, vertical longitudinal sections of scales, anterior to left, thin sections 3289 (A, scale like figured on Fig. 23K), 3302 (B, scale with shorter ridges) and 3303 (C, scale like fi...