Bionomy of Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccidae), a new species in the fauna of Serbia

Citricola scale, Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccidae) was for the first time registered in Serbia 2015 area of Belgrade on Celtis occidentalis L. C. develops one generation annually and overwinters as second-instar nymph host twigs. It forms numerous colonies infested plants, symptoms its feeding appear form drying leaves In addition, large amounts honeydew that this scale secretes reduce photosynthesis transpiration which accelerates their decay. attracts many entomophagous insects are able to pest population. The parasitoid wasps Coccophagus lycimnia (Walker), piceae Erdos, scutellaris (Dalman), shillongensis (Hayat Singh) (Aphelinidae), Cheiloneurus claviger Thomson Metaphycus stanleyi Compere (Encyrtidae) were reared. M. new species fauna Serbia. is a stanleyi. predators Coccinella septempunctata L., Exochomus quadripustulatus (L.) (Coccinellidae) Chrysoperla carnea (Stephens) (Chrysopidae) found colonies. most efficient natural enemy nymphs lycimnia, reducing populations by 11-26%.