Fig. 3.
Morphology of venomous pectoral glands of Brown bullhead (Ameiurus nebulosus) in sagittal section. A, venomous pectoral gland; B, pectoral spine; C, anterior process; D, dorsal process; E, ventral process.
Morphology of venomous pectoral glands of Brown bullhead (Ameiurus nebulosus) in sagittal section. A, venomous pectoral gland; B, pectoral spine; C, anterior process; D, dorsal process; E, ventral process.