Polychaetaspis, Kozlowski, 1956

Szaniawski, Hubert & Drygant, Daniel, 2014, Early Devonian scolecodonts from Podolia, Ukraine, Acta Palaeontologica Polonica 59 (4), pp. 967-983 : 972

Polychaetaspis ? sp.

Fig. 5H .

Material.— One left MIII? (= unpaired element?) (ZPAL. Sc.8/2.20), sample S.Kh.1., section 48, Lower Lochkovian, Podolia.

Description.—An arch-shaped jaw, narrow in dorsal view but wide in lateral, bearing ten denticles, represents probably the unpaired left MIII of Polychaetaspis kozlowskii sp. nov. It has been found in the same sample as all other elements of the species.

Figures

Fig. 5. SEM micrographs of polychaetaspid scolecodonts from Lower Lochkovian of Podolia, lower part of Borshchiv Horizon, section 48, sample S.Kh.1. A–G. Polychaetaspis kozlowskii sp. nov. A. ZPAL Sc.8/2.6, holotype, right MI in dorsal view. B. ZPAL Sc.8/2.15, right MI in dorsal view. C. ZPAL Sc.8/2.14, incomplete right MI in dorsal (C 1) and ventral (C 2) views. D. ZPAL Sc.8/2.5, basal plate in dorsal (D 1) and right lateral (D 2) views. E. ZPAL Sc8/2.17, left MI in dorsal (E 1) and left lateral (E 2) views. F. ZPAL Sc.8/2.13, left MI in dorsal (F 1) and oblique ventral (F 2) views. G. ZPAL Sc.8/2.4, left MI in dorsal (G 1) and oblique left lateral (G 2) views. H. Polychaetaspis? sp., ZPAL Sc.8/2.20, left MIII? in dorsal (H 1) and right lateral (H 2) views. I–L. Polychaetaspis? spp. anterior plates (MIV). I. ZPAL Sc8/2.1, right MIV in dorsal (I 1) and dorsal lateral (I 2) views. J, K. Right MIV in ventral lateral view. J. ZPAL Sc8/2.12. K. ZPAL Sc.8/2.11. L. ZPAL Sc8/2.24, left MIV in ventral lateral view.