Tetraneura nigriabdominalis (Sasaki, 1899)

on Ulmus, primary host plant

Tetraneura nigriabdominalis gall

Ulmus minor, Spain, prov. Salamanca, Ledesma © Nicolás Pérez

Tetraneura nigriabdominalis: galls on Ulmus minor

Ulmus minor, France, dép. Haute-Garonne, Avignonet-Lauragais © Catherine Reymonet

Tetraneura nigriabdominalis: galls on Ulmus minor

opened gall with apterae

Tetraneura nigriabdominalis: mass occurrence of young galls

Ulmus minor, France, dép. Haute-Garonne, Avignonet-Lauragais © Catherine Reymonet; massive occurrence of young galls (mid May)

Tetraneura nigriabdominalis: mass occurrence of young galls

detail

Tetraneura nigriabdominalis + ulmi

Ulmus minor, France, dép. Haute-Garonne, Avignonet-Lauragais © Catherine Reymonet: next to a gall of T ulmi

Tetraneura nigriabdominalis + ulmi

a few days later

hostplants

Ulmaceae, monophagous

Ulmus glabra, minor & subsp. canescens, procera, pumila.

gall

the gall is more or less intensively red, covered with glandular hairs. The apex is ± pointed.


on Poaceae, secondary host plants

gall

2-3 mm large, greenish- to brownish-wite aphids on the roots.

hostplants

Poaceae, oligophagous

Agropyron“; Cynodon; Digitaria; Echinochloa; Eragrostis; Oryza; Saccharum; Setaria verticillata; Sorghum; Triticum; Zea mays.

synonyms

Tetraneura, Tetraneurella, akinire Sasaki, 1904.

notes

A serious pest on rice.

references

Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Barbagallo & Massimino Cocuzza (2014a), Bellmann (2012a, “Tetraneurella alkinire”), Blackman & Eastop (2014), Braggion (2013a), Deckert & Deckert (2016a), Hellrigl (2004a), Mifsud, Pérez Hidalgo & Barbagallo (2009a), Modic, Razinger & Urek (2012), Nieto Nafría, Mier Durante, Binazzi & Pérez Hidalgo (2002a), Osiadacz & Hałaj (2012a), Pellizzari (2010a), Pérez Hidalgo & Umaran del Campo (2013a), Ripka, Reider & Szalay-Marzsó (1998a), Suay Cano & González Funes (1998c), Walczak, Borowiak-Sobkowiak & Wilkaniec (2017a).

mod 15.v.2018