Fig. 4 in Garypus sanasai Lin, Huang & Chang 2022, sp. nov.

Fig. 4. Osteological structures of Trichomycterus mutabilicolor Costa sp. nov. (a), mesethmoidal region and adjacent structures, middle and left portion, dorsal view; (b), left jaw suspensorium and opercular apparatus, lateral view; (c), middle and left portion of brachial arches, ventral view of dorsal elements on left, dorsal view of ventral elements on right; (d), left pelvic bone, ventral view. Abbreviations: ac4, accessory cartilage basibranchial 4; b2–3, basibranchials 2–3; bc4, cartilaginous basibranchial 4; c1–5, ceratobranchials 1–5; e1–4, epibranchials 1–4; h1–3, hypobranchials 1–3; p3, pharyngobranchial 3; lef, lateral ethmoid flap; pt4, pharyngobranchial 4 tooth-plate. Larger stippling represents cartilages.