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1. Cixius (Paracixius) distinguendus Kirschbaum, 1868 taxonomy
Cixius (Paracixius) distinguendus Kirschbaum, 1868 is currently considered as a valid taxon of species rank in the family Cixiidae Spinola, 1839 of the Fulgoromorpha. This species was first described by Kirschbaum C. L. in 1868 in the following paper: Die Cicadinen der gegend von Wiesbaden und Frankfurt A. M. nebst einer anzahl neuer oder Schwer zu unterscheidender Arten aus anderen Gegenden Europa's Tabellarisch Beschrieben. Jahrbücher des Vereins für Naturkunde im Herzogthum Nassau. Wiesbaden, 21: 1-202.
It is currently classified in family Cixiidae Spinola, 1839, subfamily Cixiinae Spinola, 1839, tribe Cixiini Spinola, 1839, genus Cixius Latreille, 1804, subgenus Cixius (Paracixius) Wagner, 1939.
Cixius (Paracixius) distinguendus is an extant taxon.
2. Cixius (Paracixius) distinguendus Kirschbaum, 1868 geographical distribution and bioregions
According to the geographical TDWG standard (2001), Cixius (Paracixius) distinguendus Kirschbaum, 1868 are known from the Palaearctic biogeographical region as defined by Wallace (1876). More precisely, they are distributed in the Eurasian and Saharo-Arabian zoogeographic regions as defined by Holt (2013). Figures 1 and 2 display dynamic graphs showcasing the longitudinal and latitudinal profiles of Cixius (Paracixius) distinguendus Kirschbaum, 1868 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. Cixius (Paracixius) distinguendus Kirschbaum, 1868 biological interactions
As all planthoppers, Cixius (Paracixius) distinguendus Kirschbaum, 1868 are obligatory phytophagous terrestrial insects; they mainly feed on host plants belonging to the following orders: Fagales (Betulaceae, Fagaceae) and Pinales (Pinaceae).
Figure 3a depicts the orders of plants on which Cixius (Paracixius) distinguendus Kirschbaum, 1868 feeds, and figure 3b the percentage they represent in the diet for the entire species. Figures 4a and 4b do the same more precisely for the family level of these plants.
References:
- Bourgoin Th. 2024 - FLOW (Fulgoromorpha Lists on The Web): a world knowledge base dedicated to Fulgoromorpha. Version 8, updated 10-December-2024. 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.
- Kirschbaum C. L. 1868 - Die Cicadinen der gegend von Wiesbaden und Frankfurt A. M. nebst einer anzahl neuer oder Schwer zu unterscheidender Arten aus anderen Gegenden Europa's Tabellarisch Beschrieben. Jahrbücher des Vereins für Naturkunde im Herzogthum Nassau. Wiesbaden, 21: 1-202
- Linné C. 1758 - Systema Naturae. Editio Decima, reformata. 1: 824 pp.
- Wallace A. R. 1876 - The Geographical Distribution of Animals. Cambridge University Press, Cambridge.
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