FIGURE 1. B. schlosseri. A in Fixation, description and DNA barcode of a neotype for Botryllus schlosseri (Pallas, 1766) (Tunicata, Ascidiacea)

FIGURE 1. B. schlosseri. A: filtering zooid without ovaries (left side view); B: filtering zooid with embryos and testis (left side view); C: spoon shaped tentacle; D: intestinal loop; E1: parietal side of stomach to show how stomach and coecum length are measured; E2: parietal (left) and mesial (right) sides of stomach; E3: stomach and its transversal section at the pyloric caecum level (draws from Michaelsen, 1921, fig. 3 on pag 110).