Figure 25 in Untangling the threads: phylogenetic relationships of threadfins (Percomorphacea: Perciformes: Polynemidae)

Figure 25. Dorsal view of gill arches. A, Parapolynemus verekeri, Polynemidae. B, Galeoides decadactylus, Polynemidae. Abbreviations: AdB, adductor branchialis; Cb, ceratobranchial; Eb, epibranchial; IAb, interbranchialis abductor; LE, levator externus; LI, levator internus; LP, levator posterior; OD, obliquus dorsalis III and IV; OP, obliquus posterior; Pb, pharyngobranchial; RD, retractor dorsalis; SO, sphincter oesophagi; TD, transversus dorsalis; TDa, anterior section of transversus dorsalis; TDp, posterior section of transversus dorsalis. Scale bars: 5 mm. Adapted from Presti et al. (2020b).