Platyjassus acutus,

Dietrich, Christopher H., Magalhães, Raysa Brito de & Takiya, Daniela M., 2020, Revision of the endemic Malagasy leafhopper tribe Platyjassini (Hemiptera: Cicadellidae: Iassinae), European Journal of Taxonomy 695, pp. 1-89: 51-52

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scientific name

Platyjassus acutus

sp. nov.

Platyjassus acutus  sp. nov.

Figs 2EView Fig, 11View Fig A–C


The species name refers to the acute preapical ventral projection on the style apophysis.

Material examined


MADAGASCAR • ♂; “ MADAGASCAR: Province Fianarantsoa, Parc National Ranomafana, radio tower at forest edge, elev 1130 m, 24 June – 8 July 2004, 21°15.05′ S, 47°24.43′ E, coll: M. Irwin, R. Harin’Hala, California Acad of Sciences, malaise, mixed tropical forest MA-02-09B-95”; CAS.GoogleMaps 


MADAGASCAR – Fianarantsoa • 1 ♂; Parc National Ranomafana , radio tower at forest edge; 21°15.05′ S, 47°24.43′ E; alt. 1130 m; 24 Jun.–8 Jul. 2004; M. Irwin and R. Harin’Hala leg.; Malaise trap; mixed tropical forest; MA-02-09B-95; SMK DNA voucher: MIAS1; INHSGoogleMaps  1 ♂; Parc National Ranomafana , radio tower at forest edge; 21°15.05′ S, 47°24.43′ E; alt. 1130 m; 17–27 Jul. 2003; M. Irwin and R. Harin’Halal leg.; Malaise trap; mixed tropical forest; MA-02-09B-67; CASGoogleMaps  1 ♂; same collection data as for preceding; INHSGoogleMaps  .


Length of male 7.3 mm (female unknown). Anterior margin of head and costal margin of forewing dark brown. Hind tibial rows PD, AD and AV with 17–18, 12–13, and 12 macrosetae, respectively. Style apophysis somewhat broadened from base to near apex, then strongly constricted, with posteroventral margin forming acute angle, distal extension with stem moderately long, hooked mesad, apex broadened and less than half as wide as section just basad of constriction.


This species corresponds to the OTU labeled as “ Platyjassus  sp.” in the phylogenetic analysis of Krishnankutty et al. (2016).


California Academy of Sciences


Illinois Natural History Survey