Stigmacoccus

Hodgson, Chris, Gamper, Heather, Bogo, Amauri & Watson, Gillian, 2007, A taxonomic review of the Margarodoid genus Stigmacoccus Hempel (Hemiptera: Sternorrhyncha: Coccoidea: Stigmacoccidae), with some details on their biology, Zootaxa 1507, pp. 1-55 : 28

publication ID	https://doi.org/10.5281/zenodo.177176
DOI	https://doi.org/10.5281/zenodo.6237316
persistent identifier	https://treatment.plazi.org/id/900A87FC-FFE4-FFC7-FF37-FD613FB7AC77
treatment provided by	Plazi (2016-04-05 10:33:12, last updated 2024-11-26 05:45:00)
scientific name	Stigmacoccus
status

Treatment

Key for separation of crawlers of known Stigmacoccus View in CoL species

1. Anal opening surrounded by a double ring of short, tubercle-like pores; submarginal tubular pores on venter clearly more than twice size of smallest submedial tubular pores ...................................... S. garmilleri View in CoL

- Anal opening surrounded by only 1 ring of short, tubercle-like pores; ventral submarginal tubular pores only slightly larger than smallest submedial tubular pores ........................................................................ 2

2. With 0 or 1 spine on margin of abdominal segments I and II, 3 or fewer spines on each side of segments III and IV and 6–11 on margin of segment V ........................................................................ S. paranaensis

- With 1–4 spines on abdominal segment I (rarely 0), 4–11 on segments II–IV and 8–14 on segment V ...... .......................................................................................................................................................... S. asper View in CoL