Greenisca Borchsenius, 1948

Pellizzari, Giuseppina & Kozár, Ferenc, 2011, A new species of Greenisca and two new species of Ovaticoccus from Italy (Hemiptera Coccoidea Eriococcidae), with a key to European genera of Eriococcidae., Zootaxa 3090, pp. 57-68 : 58-59

Genus Greenisca Borchsenius, 1948

Type species: Eriococcus inermis Green, 1915 (misidentified) = Anophococcus gouxi Balachowsky, 1954 .

Generic diagnosis: Unmounted adult female. Ovisac elongate-oval, felt-like, white, or yellowish. Adult female elongate-oval, almost parallel-sided, with convex dorsum.

Mounted female. Venter. Antennae 6- or 7-segmented, base at some distance from head margin; frontal tubercle usually present. Labium 3-segmented, basal segment with two pairs of short setae, total number of setae on labium 8 pairs. Stylet loop only slightly longer than labium. Legs well developed, slender, each tibia about as long as tarsus; hind tibia with 5 setae, 3 on inner margin; claws usually with denticle; midcoxae and hindcoxae with spinulae on anterior surfaces; hindcoxae with some translucent pores on posterior surfaces. Quinquelocular pores few, present on both surfaces. Cruciform pores on ventrolateral area only. Macrotubular ducts present, of 2 sizes, larger ducts with flower-shaped terminal gland. Microtubular ducts present, with small filamentous ductule. Enlarged conical setae few, with truncate or sharp-pointed apex, present on anal lobes, rarely on margin of thorax and head; hairlike setae on both surfaces.

Dorsum. With small spine-like or setose setae in rows on all segments; anal lobes well developed, each with 3 spine-like setae. Anal ring oval, with 6 or 8 setae, each as long as anal ring diameter and with few pores in a single row. Cauda present. Quinquelocular pores numerous on all segments. Macrotubular ducts and microtubular ducts present.

Distribution. The genus Greenisca is restricted to the Palaearctic Region and currently includes only three species living on leaves of either Poaceae or Cyperaceae ( Kosztarab & Kozár, 1988) .