FIGURE 3 in New Genus and species of Heteroxyidae from Brazil (Axinellida: Demospongiae: Porifera), with a revised identification key for the family

FIGURE 3. Megascleres and thin section of Alveospongia sinuosclera sp. nov. (UFPEPOR 1597, holotype). A–B, details of two thin sections; C–Q, details of various styles/strongyloids (head and ends). Scale bars: A: 450 µm; B: 500 µm; C–L: 8 µm; M–Q: 10 µm.