Fig. 7

Seira brasiliana head structures: A, Distal right Ant. IV (dorsal view – chaetae omitted); B, Distal right Ant. III (ventral view); C, Labral papillae (dorsal view); D, Labral and prelabral chaetotaxy; E, Clypeal chaetotaxy (dorsal view); F, Right labial papilla E (ventral view).