A review of the genus Antonina Signoret in China (Hemiptera: Coccoidea: Pseudococcidae), with description of a new species Author Wu, San-An Author Lu, Yuan Author Nan, Nan text Zootaxa 2012 3514 27 42 journal article 10.5281/zenodo.282571 abf28937-3224-4c47-8039-493f297b5a7a 1175-5326 282571 Key to species of genus Antonina based on the morphology of second-instar female nymphs (modified from Yang & Kosztarab, 1967 ) 1 Posterior ostioles present................................................................................ 2 - Posterior ostioles absent................................................................................ 3 2 Leg remnants present as sclerotized pits or dermal invaginations; antennae 2-segmented; multilocular pores absent from dor- sum............................................................................... A. graminis (Maskell) - Leg remnants absent; antennae 3-segmented; multilocular pores numerous on dorsum................. A. crawi Cockerel 3 Band of multilocular pores present along margin of dorsum.................................................... 4 - Band of multilocular pores absent from along margin of dorsum................................................ 5 4 Dorsal trilocular pores of one size; leg remnants present....................................... A. nanlingensis sp. n. - Dorsal trilocular pores of 2 sizes; leg remnants absent............................................ A. pretiosa Ferris 5 Disc-like pores present on venter just posterior to posterior spiracles; margin of last 3 abdominal segments lobed................................................................................................... A. zonata Green - Disc-like pores absent; margin of last 3 abdominal segments not lobed............................. A. maritima Green