FIGURES 50–62. 50–52. Buenoa tibialis Truxal. 50 in The genus Buenoa Kirkaldy, 1904 (Hemiptera: Heteroptera: Nepomorpha: Notonectidae) in northern Brazil: inventory, new records, and new species

FIGURES 50–62. 50–52. Buenoa tibialis Truxal. 50, Lateral view of male rostrum with rostral prong shorter than third rostral segment. 51, Ventral view of male fore leg with stridulatory area on femur and slightly dissimilar teeth on tibia; 52, Claspers. 53–56. Buenoa truxali Nieser. 53, Lateral view of male rostrum with rostral prong as long about third rostral segment; 54, Ventral view of male fore leg with stridulatory area on femur, anterior margin of fore tibia acutely projected at apex and dissimilar teeth; 55, Detail of apex of fore tibia acutely projected; 56, Claspers. 57–59. Buenoa unguis Truxal. 57, Lateral view of male rostrum with rostral prong shorter than third rostral segment; 58, Ventral view of male fore leg without stridulatory area on femur, dissimilar teeth on tibia, and tarsus swollen with claws hooked; 59, Claspers. 60–62. Buenoa amnigenoidea Nieser. 60, Lateral view of male rostrum with rostral prong longer than third rostral segment; 61, Ventral view of male fore leg with a projection on trochanter, without stridulatory area on femur and dissimilar teeth on tibia; 62, Claspers.