biology: feeds on Convolvulaceae (morning glory family, Windengewchse), mainly Ipomoea batatas (sweet potatos. Skartoffeln)Phylum: Arthropoda LATREILLE, 1829Subphylum: Hexapoda BLAINVILLE, 1816Class: Insecta LINNAEUS, 1758 (insects, Insekten)Subclass: Pterygota LANG, 1888Order: Coleoptera LINNAEUS, 1758 (beetles, Kfer)Suborder: Polyphaga EMERY, 1886Infraorder: Cucujiformia LAMEERE, 1938Superfamily: Chrysomeloidea LATREILLE, 1802Family: Chrysomelidae LATREILLE, 1802 (Leaf beetles, Blattkfer)Subfamily: Cassidinae GYLLENHAL, 1813 (Tortoise beetles, Schildkfer)Tribus: Cassidini GYLLENHAL, 1813Genus: Cassida LINNAEUS, 1758probably:: Cassida cf. catenata BOHEMAN, 1855possibly: Cassida cf. circumdata HERBST, 1799 (green & black Tortoise beetle)[confirmed by B. Bche, 2016, based on this photo]Indonesia, W-Java: vic. Tangerang, ca. 50m asl., 26.05.2011IMG_1763