Figure 3. Oral view specimen Plagiobrissus grandis (ECH 033) – captured at approximately 10 m depth near Parque Nacional Marinho das Ilhas dos Currais (Paraná State). Oral view and plastron (A), long spines fan-shaped base, localized outside the plastron (B) and spatulate spines in the plastron (C). Photo: Maristela Bueno.