Fig. 3. Xenurobrycon varii, MPEG 26591 in A new miniature of Xenurobryconini (Characiformes: Characidae) from the rio Tapajós basin, Brazil

Fig. 3. Xenurobrycon varii, MPEG 26591, male, 15.0 mm SL, left side of caudal-fin rays (pouch-scale removed): (a) bilateral, antrorse hooks, usually one pair per lepidotrichium segment (rectangle indicates magnified area represented in b); (b) set of lamellar processes on eighth principal caudal-fin ray of lower lobe, dashed lines represent the delimitation of left elements of paired ventral processes and dorsal unpaired process along ray segments 3 to 5 and 4 to 5, respectively. Scale bars = 1 mm and 0.25 mm respectively.