protaspid
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protaspid — prōˈtaspə̇d adjective Etymology: New Latin protaspid , protoaspis : relating to or being a protaspis … Useful english dictionary
protaspid — pro·tas·pid … English syllables
Trilobite — ] Highly complex compound eyes are another obvious feature of the cephalon (see below). Figure 3 shows gross morphology of the cephalon. The cheeks (genae) are the pleural lobes on each side of the axial feature, the glabella. When trilobites… … Wikipedia
Agnostida — Agnostida Rango fósil: Cámbrico Inferior Ordovícico Superior … Wikipedia Español
