FIG. 4 in Brachiopods, crustaceans, vertebrates, and charophytes from the Devonian Ly Hoa, Nam Can and Dong Tho formations of Central Vietnam

FIG. 4. — Vukhuclepis lyhoaensis Janvier, Tong-Dzuy, Ta Hoa & Doan Nhat, 1997, Ly Hoa Formation,?Lower Devonian, Ly Hoa, Quang Binh Province, Vietnam: A, nuchal plate in dorsal (A1) and ventral (A2) views (BT 207b; Fig. 3A); B, possible paranuchal plate (basal bone lamella only; BT 207c; Fig. 3B). Camera lucida drawings.Abbreviations: ede, external opening of endolymphatic duct; oaL, overlap area for the lateral plate; oaNu, overlap area for the nuchal plate; oaPNu, overlap area for the paranuchal plate; oaPp, overlap area for the postpineal plate; obt, obtected posterior margin; poc, pits for the supraoccipital processes of the neurocranium; scom, supraoccipital cross-commissural groove. Scale bars: 1 mm.Published as part of Racheboeuf, Patrick, Phuong, Ta Hoa, Hung, Nguyen Huu, Feist, Monique & Janvier, Philippe, 2006, Brachiopods, crustaceans, vertebrates, and charophytes from the Devonian Ly Hoa, Nam Can and Dong Tho formations of Central Vietnam, pp. 5-36 in Geodiversitas 28 (1) on page 11, DOI: 10.5281/zenodo.537608