Spilococcus, Ferris, 1950

Tanaka, Hirotaka & Kamitani, Satoshi, 2022, Review ofthegenus CrisicoccusFerris (Hemiptera: Coccomorpha: Pseudococcidae) in Japan with description of a new species, and the identity of a South Korean mealybug misidentified as Crisicoccus matsumotoi (Shiraiwa 1935), Zootaxa 5209 (5), pp. 555-572 : 570

Key to adult females of Spilococcus species found in South Korea

(adapted from Kwon et al. 2003)

1(0) Multilocular pores present on dorsum, grouped on head and thoracic margins. On Miscanthus sp. grass.............................................................................. Spilococcus jejuensis Kwon, Danzig & Park 2003

- Multilocular pores absent from dorsum on head and thoracic margins. On trees.................................... 2

2(1) Dorsal oral rim ducts forming transverse rows across all body segments. Circulus absent.. Spilococcus flavidus ( Kanda 1935)

- Dorsal oral rim ducts scattered on medial and marginal areas of head, thorax and abdominal segments. Circulus present........................................................................ Spilococcus pacificus ( Borchsenius 1949)