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1. Trigava O'Brien, 1999 taxonomy
Trigava O'Brien, 1999 is currently considered as a valid taxon of genus rank in the family Dictyopharidae Spinola, 1839 of the Fulgoromorpha. This genus was first described by O'Brien L. B. in 1999 in the following paper: New species of Toropa and Igava and a new genus, Trigava gen. n. (Hemiptera: Auchenorrhyncha: Fulgoromorpha: Dictyopharidae). Reichenbachia, 33(1) : 55-60.
It is currently classified in order Hemiptera Linné, 1758, suborder Fulgoromorpha Evans, 1946, superfamily Fulgoroidea Latreille, 1807, family Dictyopharidae Spinola, 1839, subfamily Dictyopharinae Spinola, 1839, tribe Nersiini Emeljanov, 1983.
Currently 4 species have been described in Trigava, as summarized in Table 1.
Table 1. Latest inner classification of Trigava O'Brien, 1999. |
The type species of the genus is Trigava brachycephala (Melichar, 1912).
Trigava is an extant taxon.
2. Trigava O'Brien, 1999 geographical distribution and bioregions
According to the geographical TDWG standard (2001), Trigava O'Brien, 1999 are known from the Neotropical biogeographical region as defined by Wallace (1876). More precisely, they are distributed in the Amazonian zoogeographic region as defined by Holt (2013). Figures 1 and 2 display dynamic graphs showcasing the longitudinal and latitudinal profiles of Trigava O'Brien, 1999 arround the across the globe according to their species richness. A scroll on the histogram bars displays the species richness of the corresponding regions.
3. Trigava O'Brien, 1999 biological interactions
As all planthoppers, Trigava O'Brien, 1999 are obligatory phytophagous terrestrial insects.
References:
- Bourgoin Th. 2025 - FLOW (Fulgoromorpha Lists on The Web): a world knowledge base dedicated to Fulgoromorpha. Version 8, updated 12-July-2025. http://flow.hemiptera-databases.org/flow/
- Brummitt R. K. 2001 - World geographical scheme for recording plant distributions. Edition 2. TDWG 136pp. updated 08-May-2007. http://www.tdwg.org/standards/109/
- Holt B. G. et al. 2013 - An Update of Wallace's Zoogeographic Regions of the World. Science, 339: 74-78.
- Linné C. 1758 - Systema Naturae. Editio Decima, reformata. 1: 824 pp.
- O'Brien L. B. 1999 - New species of Toropa and Igava and a new genus, Trigava gen. n. (Hemiptera: Auchenorrhyncha: Fulgoromorpha: Dictyopharidae). Reichenbachia, 33(1) : 55-60
- Wallace A. R. 1876 - The Geographical Distribution of Animals. Cambridge University Press, Cambridge.
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