Pulvinarisca Borchsenius 1953
Creators: name: Joshi, Sunil
name: Dubey, Anil Kumar
name: Gupta, Ankita
name: Sushil, Satya Nand
Publisher: name: Zenodo
Year: 2025
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hemiptera
Coccidae
Pulvinarisca

description: Key to adult females of Pulvinarisca Borchsenius
(modified from Hodgson 1967 and 1968)
1(0) Marginal setae with bidentate apices...................................................................... 2
- Marginal setae strongly spinose, with undivided apices pointed or blunt.......................................... 6
2(1) Ventral tubular ducts of 1 type. Marginal setal sockets without associated granulated pores........... P. crotonis (De Lotto)
- Ventral tubular ducts of 2 or more types. Marginal setal sockets with or without associated granulated pores............. 3
3(2) Preopercular pores numbering 30–80 in a group just anterior to anal plates........................ P. acaciae (Hodgson)
- Preopercular pores absent.............................................................................. 4
4(2) Each stigmatic cleft deep, containing 9–20 stigmatic spines arranged in a semicircle........... .. P. filamentosa (Newstead)
- Each stigmatic cleft not very deep, containing only 5–9 stigmatic spines arranged irregularly......................... 5
5(4) Dorsum with granular quadrilocular disc-pores scattered throughout. Minute quadrilocular pores concentrated in 2 rows associated with marginal spines, numbering 2–4 pores per spine.............................. P. jacksoni (Newstead)
- Dorsum with granular disc-pores restricted to central area (between leg bases). Minute quadrilocular pores associated with marginal spines much less frequent, numbering fewer than 1 pore per spine........................ P. inopheron (Laing)
6(1) Each spiracular cleft containing 3–6 stigmatic spines. Preopercular pores abundant, distributed in 2 divergent lines. Multilocular disc-pores each with 7 or 8 loculi. Ventral tubular ducts of 3 types. Anal plates each with 3 apical setae and 1 inner margin seta. Anogenital fold with 0 setae on anterior margin and 5–8 setae on each lateral margin. Marginal setae each less than 50 µm long......................................................................... P. serpentina (Balachowsky)
- Each spiracular cleft containing 7 or 8 stigmatic spines. Preopercular pores few, irregularly arranged in medial area anterior to anal plates. Multilocular disc-pores each with 10 loculi. Ventral tubular ducts of 2 types. Anal plates each with 1 apical seta, 2 inner margin setae, and 1 seta near inner margin. Anogenital fold with 2 pairs of setae on anterior margin and 3 setae on each lateral margin. Marginal setae each more than 70 µm long............................. P. greeni Joshi & Dubey, sp. n.
description: Published as part of Joshi, Sunil, Dubey, Anil Kumar, Gupta, Ankita & Sushil, Satya Nand, 2025, First reports of the soft scale insect genera Leptopulvinaria Kanda and Pulvinarisca Borchsenius (Hemiptera: Coccomorpha: Coccidae) from India, with descriptions of two new species and identification keys, pp. 571-583 in Zootaxa 5618 (4) on page 582, DOI: 10.11646/zootaxa.5618.4.6, http://zenodo.org/record/15218921