Species Lydda fusca Van Stalle, 1992
Compiler and date details
26 August 2013 - Murray J. Fletcher
- Lydda fusca Van Stalle, J. 1992. Redeflnition and revision of Lydda Westwood, 1840 with taxonomic notes on Diostrombus Uhler, 1896 (Homoptera: Fulgoroidea, Derbidae). Entomologica Scandinavica 23(2): 185–213 [210].
Type data:
Holotype BPBM ♂ (coll: J.L. & M. Gressitt, 19.iii.1961, 5m, on Pandanus), Maningrida, Arnhem Land, Northern Territory.
Introduction
This species with brown mottled tegmina and wings is only known from Maningrida in the Northern Territory where it was collected from Pandanus.
Distribution
States
Northern Territory
Extra Distribution Information
Known only from type locality.
Australian Endemic.
IBRA
NT: Arnhem Coast (ARC)
Ecological Descriptors
Adult: phloem feeder.
Extra Ecological Information
Nymph may be fungal feeder
Diagnosis
Vertex and face yellowish to white, an indistinct brown suffusion on genae. Postclypeus yellowish brown, a pale spot just under the antennae and on the median keel, and more brown towards anteclypeus. Anteclypeus brown. Labium white, terminal segment black. Pedicel 1.4 times as long as broad. Pronotum whitish with a yellow spot on each side just behind eyes. Mesonotum yellow, paler between keels. Metanotum yellow. Abdomen with pale brown spots as illustrated. Tegmina and wings dark brown mottled. Legs pale yellowish. Fore, middle tarsi, apex of hind tibiae and last tarsomere of hind legs black; hind femora slightly fumated with brown. Chaetotaxy hind tarsi 6/6. Length tegmen: 6-6.5 mm. Male genitalia: Anal segment directed caudad, apex obtuse. Pygofer with a small ensiform process on dorsolateral margin and a small but distinct obtuse medioventral process. Genital styles with a spinose apex curved to median line. Aedeagus with a large bifurcate process on left side, a slender spine on right side and a small dorsal spine connected with a short truncate process on right margin; on right side a short spine directed cephalad. Female genitalia: Pregenital sternite with a median furrow (Van Stalle 1992).
ID Keys
Van Stalle 1992: 189–192
Diagnosis References
Van Stalle, J. 1992. Redeflnition and revision of Lydda Westwood, 1840 with taxonomic notes on Diostrombus Uhler, 1896 (Homoptera: Fulgoroidea, Derbidae). Entomologica Scandinavica 23(2): 185–213 [211]
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| DERBIDAE Spinola, 1839 | 26-Aug-2013 | ADDED | Dr Murray Fletcher |