Greeniella Cockerell
Creators: name: Williams, Douglas J.
name: Miller, Douglass R.
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Diaspididae
Greeniella

description: Key to species of Greeniella Cockerell (Adult females)
1. Margin of pygidium either without processes or with fewer than 24 processes..................................................... 2
- Margin of pygidium with 24 long, pointed processes ........................................................... ferreae (Rutherford)
2(1) Pygidial processes long and conspicuous, more than 3 times length of lobes........................................................ 3
- Pygidial processes short, either absent or no more than 3 times length of lobes.................................................. 11
3(2) Long processes on pygidium pointed ..................................................................................................................... 4
- Long processes on pygidium fingerlike.................................................................................................................. 9
4(3) Median process with bifid tip, second processes long with divided tips, third processes pointed with single tip ... ................................................................................................................................................. columnifera (Green)
- Not with this combination of characters ................................................................................................................. 5
5(4) Pygidium not forming parallel sided projection at apex......................................................................................... 6
- Pygidium forming long parallel sided projection at apex....................................................... lahoarei (Takahashi)
6(5) Apex of pygidium truncate .................................................................................................................................... 7
- Apex of pygidium not truncate .............................................................................................................................. 8
7(6) Median and second lobes elongate each longer than wide; pygidial processes numbering 5 pairs at most............. .................................................................................................................................................... javanensis (Green)
- Median and second lobes short and pointed, each about as wide as long; pygidial processes numbering 6 pairs or more ............................................................................................................................................. fimbriata (Ferris)
8(6) With second pair of processes bifurcate, third pair trifurcate, fourth pair simple ..................... viridis (Lindinger)
- With second pair of processes trifurcate, third pair with more than 3 projections, fourth pair with 2 or more pro- jections ..................................................................................................................................... dentata (Lindinger)
9(3) Apex of pygidium elongate and projecting; with more than 7 pairs of pygidial processes.... tentaculatus (Green)
- Apex of pygidium if projecting, not elongate; with fewer than 7 pairs of pygidial processes ............................. 10
10(9) Finger-like processes simple apically, without finger-like projections ....................................... cornigera (Green)
- Finger-like processes divided apically, each process with 3 to 5 short finger-like projections ..... ramosa Williams
11(2) Pygidial apex rounded .......................................................................................................................................... 12
- Pygidial apex truncate........................................................................................................................................... 13
12(11) With 3 pairs of lobes, all about same size.................................................... calophylli Williams and Miller, sp. n.
- With 3 pairs of lobes increasing in size anteriorly.......................................................................... mesuae (Green)
13(11) With 6 or 7 long ducts in first interlobular space and 3 or 4 in second interlobular space. capitata Brimblecombe
- With 4 long ducts in each of first and second interlobular spaces........................................ ornata Brimblecombe
description: Published as part of Williams, Douglas J. & Miller, Douglass R., 2010, Scale insects (Hemiptera: Sternorrhyncha: Coccoidea) of the Krakatau Islands including species from adjacent Java, pp. 43-52 in Zootaxa 2451 on pages 51-52, DOI: 10.5281/zenodo.195203