. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 12 THE BEAN THRIPS. THE YOUNG NYMPH OR PREPUPA. (Fig. 6.) Length, mm.; width of mesothorax, mm. Shape fusiform, similar to adult. Head, length, mm.; width at eyes, mm. Head translucent white, vertex slightly yellowish, ocelli absent. Head rounded in front, slightly notched behind the eyes; eyes red, made up of a few facets, surface faintly reticulated; two pairs of setae behind the eyes and two pairs between the eyes. Antennae translucent white, extending forward, mm. in length; segmen


. Bulletin. Insects; Insect pests; Entomology; Insects; Insect pests; Entomology. 12 THE BEAN THRIPS. THE YOUNG NYMPH OR PREPUPA. (Fig. 6.) Length, mm.; width of mesothorax, mm. Shape fusiform, similar to adult. Head, length, mm.; width at eyes, mm. Head translucent white, vertex slightly yellowish, ocelli absent. Head rounded in front, slightly notched behind the eyes; eyes red, made up of a few facets, surface faintly reticulated; two pairs of setae behind the eyes and two pairs between the eyes. Antennae translucent white, extending forward, mm. in length; segments indistinct but apparently 7-segmented. Prothorax about one-half again as wide as long, sides rounded, posterior edge broadest, semitranslucent white to yellow, posterior angles tinted with Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Entomology. Washington : G. P. O.


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