FIGURE 2 in Anew species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from the Tapajós basin, Brazil

FIGURE 2. Caudal skeleton of Imparfinis munduruku, MPEG 26514, 35.0 mm SL, paratype. Abbreviations: CF, caudal artery foramen; EPU, epural; HU1+HU2, ventral hypural plate formed by coossification of hypurals 1 and 2; HA+HAS, complex hypurapophysis (hypurapophysis and secondary hypurapophysis fused); HU3+HU4, dorsal hypural plate formed by co-ossification of hypurals 3 and 4; HU5, hypural 5; PH, parhypural; PU1+U1, complex centrum composed of preural centrum 1 and ural centrum 1; PU2, preural centrum 2; UR, uroneural. Scale bar = 1 mm.