Tillancoccus, Ben-Dov, 1989

Hodgson, Chris, 2025, A new species of the soft scale insect genus Tillancoccus Ben-Dov (Hemiptera: Coccomorpha: Coccidae) on coconut palm in Trinidad, Zootaxa 5637 (1), pp. 175-179 : 178

Key to adult female Tillancoccus species, based on adult female morphology

1. Submarginal tubercles present on dorsum. Dorsal setae lanceolate, each with pores associated with their setal socket...... 2

- Submarginal tubercles absent from dorsum. Dorsal setae not lanceolate but conical, without pores associated with their setal sockets............................................................................................. 3

2. With 2 sizes of marginal setae, one capitate and the other smaller and parallel-sided with a blunt apex. Multilocular disc-pores each with mainly 10 loculi. Each stigmatic cleft relatively deep, with stigmatic spines placed on posterior border....................................................................................... T. bendovi Hodgson sp. nov.

- With only 1 size of marginal setae, each sharply spinose. Multilocular disc-pores each with mainly 7 loculi. Each stigmatic cleft shallow with stigmatic spines placed centrally............................................ T. mexicanus Ben-Dov.

3. Antennae 8 segmented. With about 25 radial lines of dorsal setae.................... T. koreguajae Caballero & Ramos.

- Antennae 6 segmented. With 19 radial lines of with dorsal setae.............................. T. tillandsiae Ben-Dov.