. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. Legs concolorous with body, the tips shghtly darker. Pro- legs and anal prolegs also concolorous with body. The abdomen is colored the same as the dorsum. Stigmata, cream, with a delicate narrow brown marginal rim. The mature lar\a is illustrated on Plate 7. The pupa is formed in the silk nest occupied b}- the lar\a. Length, approximately 19 mm. Color, brown. There are no unusual structural features. The surface is thinly covered with a w^hitish bloom which easily rubs off. There are no setae
. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. Legs concolorous with body, the tips shghtly darker. Pro- legs and anal prolegs also concolorous with body. The abdomen is colored the same as the dorsum. Stigmata, cream, with a delicate narrow brown marginal rim. The mature lar\a is illustrated on Plate 7. The pupa is formed in the silk nest occupied b}- the lar\a. Length, approximately 19 mm. Color, brown. There are no unusual structural features. The surface is thinly covered with a w^hitish bloom which easily rubs off. There are no setae or hairs on any part of the body except for a few very minute dark hairs on certain regions of the ab- dominal segments, discernible onl}- with a lens. The cremaster bears two medium long and two short curved hooks. The pupa is pictured on Plate 8. Imagos emerged Julv 29, FLATE 9 Larval case of Thyrklopteryx meaclii Hy. Edw., enlarged. Thyridopteryx MEADii Hy. Edw. This interesting Psychid occurs in great abundance in the regions of the ^lojave Desert north and east of the town of Mojave. This was described by Henry Edwards in Papilio. I. 116. 1881, from the "Alojave ; No record of foodplant was given, and no illustration of the larval case, the latter a most important feature. See Plate 9. 22. 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 Southern California Academy of Sciences. Los Angeles, Calif. : The Academy
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