Calvia breiti Mader

(Fig. 32)

Calvia (Anisocalvia) breiti Mader, 1932: 6 (Syntype; Type locality: Manali Kulu, Himachal Pradesh).

Calvia breiti: Korschefsky 1932: 589; Booth 1997: 930; Poorani 2002a: 323; Yu 2010: 53–54.

Diagnosis. Length: 6.30–6.55 mm; width: 4.32–4.50 mm. Form elongate, oblong, moderately convex. Ground colour dull yellow to yellowish brown, with bold, irregular black markings on pronotum and elytra (Fig. 32a–c). Ventral side yellowish brown except abdomen with characteristic maculation (Fig. 32d, g) and femora of all legs with a median dark patch. Head (Fig. 32e) with inner margins of eyes strongly divergent.Antenna (Fig. 32f) elongate with a distinct club. Abdominal postcoxal line (Fig. 32g) incomplete. Male genitalia (Fig. 32i–l) and spermatheca (Fig. 32h) as illustrated.

Distribution. India (Himachal Pradesh, Jammu & Kashmir, Sikkim, Uttarakhand, Uttar Pradesh); Pakistan; Nepal; Bhutan; Southern China.

Introduced in the USA (North Carolina) for balsam woolly aphid ( Adelges piceae (Ratzeburg)) but did not establish.

Prey/associated habitat. Adelges sp.; Associated with adelgids infesting spruce, hemlock and other coniferous trees (label data).

Seasonal occurrence. A univoltine species, active during May–June, enters hibernation during winter (Nagarkatti & Ghani 1972). Collected during April–May, August (label data).

Natural enemy. Tetrastichus sp.

Notes. Nagarkatti & Ghani (1972) studied its bionomics (as genus nr. Calvia). Booth (1997) described and illustrated it and later, Yu (2010) recorded it from China.