Figure 6. Kooiichthys jono, n. gen. n. sp. (MPEF-PV 1613). (1) Photograph of left lateral view, (2) line drawing, (3) photograph of the left autopalatine, (4) line drawing of the autopalatine. Abbreviations: ent = entopterygoid; paltp = autopalatine tooth plate; rsp = right sphenotic. Other abbreviations as in Figures 3–5. Scale bars = 1 cm.
parasphenoid, and posteriorly with the pterosphenoid. The anteriormost part of parasphenoid is flat, but the medial section appears to have a low keel. The posterior part is fragmentary excepting for a small portion articulating with basioccipital. The prootic is quadrangular, externally flat, and smooth. The
basioccipital is short and its base is concave in lateral view. The articular condyle is wider (20mm) than deeper (16mm).
Infraorbitals.—Against the orbitosphenoid, two bones are interpreted as infraorbitals on each side (Figs. 5.2, 6.2). One is