Figure 1 in Taxonomic revision of the genus Grammia Rambur (Lepidoptera: Noctuidae: Arctiinae)

Figure 1. External morphological features of Grammia. A, typical eye of nocturnal Grammia (left, Grammia incorrupta) and reduced, ellipsoid eye of diurnal species (right, Grammia quenseli) (scale bar = 1 mm). B, wing pattern terminology used herein, following Ferguson (1985). C, posterior antennal rami showing variation in branch length from (top to bottom) reduced, moderate and well developed in males, and serrate (females). D, generalized wing venation of Grammia.