Phenacoccus Cockerell 1902
Creators: name: Moghaddam, Masumeh
Publisher: name: Zenodo
Year: 2019
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Pseudococcidae
Phenacoccus

description: Key to Phenacoccus species in Iran
1 Multilocular pores on dorsum present in rows across segments................................................. 2
- Multilocular pores absent from dorsum, except for 1 or 2 on near margins........................................ 6
2(1) Ventral quinquelocular pores numerous................................................................... 3
- Ventral quinquelocular pores restricted to a few around mouthparts, or absent..................................... 5
3(2) Claw with a denticle................................................................................... 4
- Claw without a denticle............................................................. daganiae (Bodenheimer)
4(3) Dorsal multilocular pores numerous across all segments........................................ hordei (Lindeman)
- With dorsal multilocular pores on posterior most abdominal segments only................ arthrophyti (Archangelskaya)
5(2) Quinquelocular pores present around mouthparts.............................................. betae Moghaddam
- Quinquelocular pores absent............................................................ pumilus Kiritshenko
6(1) Circulus present. Cerarii numbering 13–18 pairs............................................................ 7
- Circulus absent. Cerarii numbering 3 pairs.............................................. poae sp. n. Moghaddam
7(6) Quinquelocular pores present on venter................................................................... 8
- Quinquelocular pores absent from venter................................................................. 10
8(7) Ventral tubular ducts of 1 size........................................................................... 9
- Ventral tubular ducts of 2 sizes ............................................................... aceris (Signoret)
9(8) Each segment with dorsal oral collar ducts in single transverse row ............................. salvaicus Moghaddam
- Each segment with dorsal oral collar ducts in 2 or 3 transverse rows................................. insularis Danzig
10(7) Ventral multilocular pores completely absent................................................ bromi Moghaddam
- Ventral multilocular pores present on abdominal segments.................................................... 11
11(10) Ventral multilocular disc pores present medially on abdominal segments IV–IX, restricted to bands across posterior margin of each segment; multilocular disc pores very rarely present on submarginal areas of abdomen and then restricted to segments VI & VII..................................................................................... solani Ferris
- Ventral multilocular disc pores present medially on abdominal segments VI–IX (rarely also 1 or 2 on V), scattered across depth of segment VII between anterior to posterior margins; also usually present submarginally on some abdominal segments (about equally frequent on segments II–VI when present)............................................. solenopsis Tinsley
description: Published as part of Moghaddam, Masumeh, 2019, Two new scale insect species (Hemiptera: Coccomorpha: Acanthococcidae and Pseudococcidae) and a new country record from protected areas in Iran, pp. 451-460 in Zootaxa 4706 (3) on page 454, DOI: 10.11646/zootaxa.4706.3.5, http://zenodo.org/record/3568912