Lepidoptera, Geometridae, Arctiidae, Agrotidae, and Pyralidae of Guam Author Swezey, O. H. Experiment Station Hawaiian Sugar Planters' Association, Honolulu text 1946 1942-12-20 Bernice P. Bishop Museum Bulletin 189 Honolulu, Hawaii Insects of Guam II 163 185 book chapter http://doi.org/10.5281/zenodo.5165313 058b438a-ffe3-452b-a286-9267419b3014 5165313 L: Cram. busmalacellus Duponchel . Crambus malacellus Duponchel , Lep. Fr. 8: 61 , pl. 270, fig. 5, 1827 . Crambus malacellus, Hampson , Fauna Brit. <collectingCountry box="[1283,1377,558,601]" name="India" pageId="13" pageNumber="176">India</collectingCountry> , Moths 4 : 17 , 1896 . . Piti hills, May 1, Usinger; Piti hills, June 3, swept from sedges, Swezey; Barrigada, July 22, Swezey; Piti, July 26, Aug. 18, at light, Swezey. One specimen in U. S. National Museum, Fullaway, 1911 and one in Bishop Museum. A widely distributed species, occurring in Palaearctic, Ethiopian, Oriental , and Australian regions. It is very common in grasslands, the moths flying up when disturbed.