Psyllaephagus Ashmead

Singh, Sudhir & Singh, Karan Pal, 2011, Description of two new species of Psyllaephagus Ashmead (Hymenoptera: Encyrtidae) parasitizing Phacopteron lentiginosum Buckton (Hemiptera: Psyllidae), a leaf gall-former of Garuga pinnata Rox, Zootaxa 2885, pp. 33-43: 34-35

publication ID

http://doi.org/ 10.5281/zenodo.277604

publication LSID

lsid:zoobank.org:pub:5DADD798-B929-41BC-A69C-3E87D5D8769F

persistent identifier

http://treatment.plazi.org/id/03EAF236-5115-0111-00C9-F8CD53A9FE7C

treatment provided by

Plazi

scientific name

Psyllaephagus Ashmead
status

 

Key to females of Indian species of Psyllaephagus Ashmead  modified from Hayat (2006)

1. Metasoma elongate-triangular, apically pointed ( Figs 1View FIGURES 1 – 8, 9View FIGURES 9 – 15), with last tergite long, V-shaped; ovipositor usually longer than dorsal length of metasoma, and then in ventral view base of metasoma protruding anteriorly between metacoxae; body generally

large, 1.5–3.9 mm. (Males with funicle segments flattened and covered with short setae not more than half width of respective funicle segment)...................................................................................... 2 - Metasoma not as described above, apically rounded, with last tergite broader than long, wide U-shaped, and in ventral view base of metasoma not protruding anteriorly between metacoxae; ovipositor usually shorter than three-quarters dorsal length of metasoma; body generally smaller, 1.2–2.5 mm. (Males with funicle segments cylindrical and bearing whorls of long, curly setae longer than width of respective funicle segment, Figs 17, 21View FIGURES 16 – 24. 16 – 20).................... to couplet 4 of Hayat (2006: 150)

2. At least one pair of coxae dark brown to black............................................................... 3

- All coxae pale yellow to white................................................. to couplet 3 of Hayat (2006: 150)

3. Hind coxa dark brown, fore and mid coxae pale yellow.................... P. macrohomotomae Singh & Agarwal, 1993  .

- Hind and middle coxae brown, fore coxa pale yellow......................................................... 4

4. Scape slightly expanded mesally but elongate, 4 x as long as wide ( Fig. 5View FIGURES 1 – 8)...................... P. phacopteron  sp. nov.

- Scape distinctly expanded mesally, only about 2 x as long as wide................................. P. garuga  sp. nov.