Spilococcus flavus (Borchsenius)

(Fig. 46)

Pseudococcus flavus Borchsenius, 1949: 117 .

DIAGNOSIS. Adult female narrowly oval. Antennae 8 segmented. Translucent pores present on posterior surface of hind coxa. Cerarii numbering at most 14 or 15 pairs. Anal lobe cerarii each with a pair of lanceolate setae, plus about 4 auxiliary setae and a cluster of trilocular pores. Anterior abdominal cerarii each with 4 or 5 trilocular pores. Circulus present. Both pairs of ostioles well developed. Dorsal and ventral surfaces with slender setae. Dorsal multilocular disc pores few on abdominal segment VIII; ventrally present on head, thorax, and abdominal segments. Trilocular pores evenly distributed on dorsum and venter. Oral rim ducts present on dorsum, mainly in rows across middle of segments II −VII, and marginally on head and thorax; ventrally, absent or few on thorax only. Oral collar ducts present only on venter, across middle of most abdominal segments to margins, plus a few around margins of head and thorax and occasionally 1 or 2 medially on thorax.

DISTRIBUTION. Palaearctic: Afghanistan, Iran, Kazakhstan, Tajikistan and Turkmenistan. Kozár et al. (1996) listed S. flavus from Iran, but the author has not seen any specimens from there. Only known on Poaceae (Ben-Dov et al. 2012) .

The accompanying illustration and diagnosis are reproduced from Danzig (1998) with kind permission from the author.