Figure 5 in Redescription of 'Amyzon' brevipinne and remarks on North American Eocene catostomids (Cypriniformes: Catostomidae)

Figure 5. Disarticulated bones and reconstructions of Wilsonium brevipinne from the Eocene Allenby Formation. A, C, anterior to the left; B, D–F, anterior to the right. C and D in medial view; A and C in posteroventral view; and the rest in lateral view. A, pharyngeal bone and teeth, UALVP 31585a; A', line drawing of pharyngeal bone and teeth based on UALVP 31585a; B, opercle, UALVP 12796; C, interopercle, UALVP 12616; D, vomer; ROM 11161a; E, caudal skeleton, ROM 11161a; E', line drawing of caudal skeleton, ROM 11161a; F, mandible including dentary, articular, and retroarticular, ROM 11161. Abbreviations: aa, anguloarticular; aaf, anguloarticular fossa for articulation with the quadrate; arp, auricular process of opercle; avp, anteroventral process; cc, compound centrum of caudal skeleton; cp, coronoid process of dentary; den, dentary; emp, preethmoid process; ep, epural; gr, gnathic ramus of dentary; hyp1–5, hypural 1 through 5; opa, opercular arm; opf, opercular fossa; pls, pleurostyle; pt, pharyngeal teeth; r4, rib 4; ra, retroarticular. Scale bars = 5 mm.