FIGURE 2 in Systematic account of new Porifera (Demospongiae) records from the oceanic Island of Madeira (NE Atlantic)

FIGURE 2. Spicules and fibres: 1. Aplysilla sulfurea, spongin fibre; 2. Cliona celata, a: curved tylostyles, b: straight tylostyle, c: tylostyles with different types of heads; 3. Eurypon lacazei, a: tornote, b: acanthostyle, c: subtylostyle; 4. Clathria (Clathria) coralloides, a: straight and thin subtylostyle, b: principal style, c: accessory style, d: toxa, e: palmate isochela; 5. Mycale (Carmia) macilenta, a: tylostyle, b: toxa, c: large sigma, d: large palmate anisochela; 6. Tedania (Tedania) anhelans, a: curved style, b: straight tylote, c: onychaete.