Fig. 4 in Taxonomic revision of thorny catfish genus Hassar (Siluriformes: Doradidae)

Fig. 4. Gas bladders in ventral view of Hassar affinis (a-d): (a) MZUSP 90583, 54.4 mm SL; (b) MZUSP 74890, 85.9 mm SL; (c) MZUSP 43604, 228.0 mm SL; (d) ANSP 69392, 201.6 mm SL (holotype of Hassar woodi, photo by Mark Sabaj Pérez); Hassar gabiru (e-h): (e) MZUSP 87026, 69.0 mm SL; (f) MZUSP 94142, 137.6 mm SL; (g) INPA 31043, 122.5 mm SL; (h) MZUSP 94142, 128.6 mm SL; Hassar wilderi (i-l): (i) MZUSP 46016, 67.0 mm SL; (j) MZUSP 4857, 103.6 mm SL; (k) MZUSP 63148, 148.8 mm SL; (l) MZUSP 62998, 161.6 mm SL; Hassar orestis (m-p): (m) MZUSP 6991, 71.0 mm SL; (n) MZUSP 74680, 123.5 mm SL; (o) MZUSP 15512, 132.0 mm SL; (p) MZUSP 32542, 220.0 mm SL. Scale bars = 5 mm.