云南曲靖下泥盆统最大真盔甲鱼类漫游憨鱼再描述 |
孟馨媛, 朱敏, 盖志琨 |
Redescription of Nochelaspis maeandrine ,the largest eugaleaspiform from the Lower Devonian of Qujing, Yunnan |
MENG Xin-Yuan, ZHU Min, GAI Zhi-Kun |
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Fig. 2 Photographs of the holotypes of Nochelaspis maeandrine (A) and Yunnanogaleaspis major (B) from the Xishancun Formation in Qujing, Yunnan, China A, B. external mould of nearly complete headshields in ventral view: A. IVPP V 10106, B. GMC V 1734 Abbreviations: c. cornual process; dcm. dorsal commissure; ic. inner cornual process; ifc. infraorbital canal; ldc. lateral dorsal canal; ltc. lateral transverse canal; mdc. median dorsal canal; md.o. median dorsal opening; orb. orbital opening; pi. pineal fossa; se. serrated edge of the median dorsal opening; soc2. posterior supraorbital canal |