Peliococcus
Creators: name: Kaydan, Mehmet Bora
Publisher: name: Zenodo
Year: 2015
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Pseudococcidae
Peliococcus

description: Key to species of Peliococcus in the Palaearctric region, based on morphology of adult females
1. Circulus absent....................................................................................... 2
- Circulus present....................................................................................... 6
2. Dorsal oral collar tubular ducts of 2 sizes present............................................... P. courzius Goux
- Dorsal oral collar tubular ducts of only 1 size present......................................................... 3
3. Multilocular disc pores abundant throughout dorsum........................... P. m a r ti n e z i Gavrilov & Matile-Ferrero
- Multilocular disc pores either absent on dorsum or very few or only sparsely present on posterior abdominal segments..... 4
4. Dorsal conical setae larger than cerarian setae................................... Peliococcus mathisi (Balachowsky)
- Dorsal conical setae similar in size to cerarian setae.......................................................... 5
5. Antennae 8 segmented................................................................. P. spinigerus (Goux)
- Antennae 9 segmented............................................................. P. marrubii (Kiritchenko)
6. Dorsal oral collar tubular ducts of 2 sizes present............................................................ 7
- Dorsal oral collar tubular ducts of only 1 size present......................................................... 8
7. Quinquelocular pores abundant throughout venter..................................... P. chersonensis (Kiritchenko)
- Quinquelocular pores absent on venter or only a few present around mouthparts............... P. turanicus (Kiritchenko)
8. Multilocular disc pores either absent on dorsum or with very few (1–4) on posterior abdominal segments only........... 9
- Multilocular disc pores present throughout dorsum.......................................................... 11
9. Dorsal oral collar tubular ducts on abdominal segments few, rarely in a row; dorsal oral collar tubular ducts wide, more than twice that of ventral ducts............................................................. P. latitubulatus Danzig
- Dorsal oral collar tubular ducts on abdominal segments either in a single row or in dense double rows; dorsal oral collar tubular ducts narrow, subequal to or only slightly wider than that of ventral ducts........................................ 10
10. C1-C17 each with 2 or 3 trilocular pores.................................................. P. multispinus (Siraiwa)
- C1-C17 each with only 1 trilocular pore...................................................... P. loculatus Danzig
11. Quinquelocular pores absent on venter or with only a few present around mouthparts.............................. 12
- Quinquelocular pores abundant throughout venter........................................................... 13
12. Marginal cerarii numbering 11 pairs..................................................... P. vivarensis Tranfaglia
- Marginal cerarii numbering 17 pairs........................................................... P. ocanae Goux
13. Dorsal clusters present in abdominal segments VIII+IX...................................................... 14
- Dorsal clusters absent from abdominal segments VIII+IX..................................................... 16
14. Clusters with multilocular disc pores arranged in distinct transverse rows of about 10+ clusters on dorsum of thorax; dorsal multilocular disc pores on posterior abdominal segments in compact bands........................... P. rosae Danzig
- Clusters with multilocular disc pores few (<10) on dorsum of thorax and not in distinct transverse rows; dorsal multilocular disc pores present on posterior abdominal segments in separate clusters.......................................... 15
15. Antennae 7 or 8 segmented............................................................ P. calluneti (Lindinger)
- Antennae 9 segmented.......................................................... P. agriensis Kaydan, sp. nov.
16. Each cluster on dorsal abdominal segments well defined, with more than 6 multilocular disc pores.... P. globulariae (Goux)
- Each cluster on dorsal abdominal segments not well defined, with fewer than 5 multilocular disc pores................. 17
17. With more than 18 pairs of marginal cerarii; ventral multilocular disc pores abundant throughout; dorsal cerarii in a longitudi- nal row on mid-dorsum of all segments............................................... P. morrisoni (Kiritchenko)
- With fewer than 15 pairs of marginal cerarii; ventral multilocular disc pores restricted to a few on thorax and head; one dorsal cerarius restricted to abdominal segment VII and one on each thoracic segment.................... P. phyllobius (Goux)
description: Published as part of Kaydan, Mehmet Bora, 2015, A systematic study of Peliococcus Borchsenius (Hemiptera: Coccoidea: Pseudococcidae), with descriptions of a new Palaearctic genus and four new species from Turkey, pp. 201-248 in Zootaxa 3920 (2) on page 214, DOI: 10.11646/zootaxa.3920.2.1, http://zenodo.org/record/245003