Figure 5 from: Hasegawa N, Kajihara H (2019) A redescription of Syncarpa composita (Ascidiacea, Stolidobranchia) with an inference of its phylogenetic position within Styelidae. ZooKeys 857: 1-15. https://doi.org/10.3897/zookeys.857.32654

Figure 5 Syncarpaoviformis Redikorzev, 1913, ZIRAS 508-911 (syntype). A Outer surface of pharynx, viewed from right side B magnification of white square in A, showing that all transverse vessels make 'shortcuts' and bridge across the pharyngeal fold.