Dichotropis

Drawings of Dichotropis amboinensis (male specimen from the Philippines): upper left - forewing; upper right - tip of abdomen with pygofer, anal segment and genital style (inset = process attached to inner side of style); bottom left - head in dorsal view and right - in frontal view.
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Dichotropis peregrina from Singapore
Photo provided by Cheong Loong Fah
Raffles Museum of Biodiversity Research
National University of Singapore
Click on image to enlarge it.

Family: Derbidae
Tribe: Rhotanini
Genus: Dichotropis Muir, 1913
Type species: Dichotropis amboinensis Muir, 1913, by original designation.

For a list of other species see Wikispecies

Diagnosis

The genus is characterized by:

• The forewings have 5 costal cells and are completely white and heavily powdered,
• the facial carinae always separated,
• the male anal segment usually bears prominent lateral processes,
• the male genital styles nearly always have a finger-like process arising from the inside of their base which bears terminal bristles.

References

• Muir, F. 1913: On some new species of leaf-hoppers. Part II. Derbidae. Hawaii. Sugar Plant. Assoc., Entomol., Bull. 12: 82.
• Zelazny, B. 1981: The Philippines species of Rhotanini (Homoptera: Derbidae) and their distribution outside the Philippines. Pacific Insects, 23(3-4): 213-285. PDF
• Zelazny, B. and Webb, M.D. 2011: Revision of the planthopper tribe Rhotanini (Hemiptera: Auchenorrhyncha: Derbidae). Zootaxa, 3071: 1–307. Preview