Trigonopterus Fauvel, 1862

Riedel, Alexander & Taenzler, Rene, 2016, Revision of the Australian species of the weevil genus Trigonopterus Fauvel, ZooKeys 556, pp. 97-162: 99

publication ID

http://dx.doi.org/10.3897/zookeys.556.6126

publication LSID

lsid:zoobank.org:pub:FFA73BF5-1AA3-4BF0-85B8-1C44F838B040

persistent identifier

http://treatment.plazi.org/id/BD633E47-B023-EEC1-4CFE-D339CDFBF641

treatment provided by

ZooKeys by Pensoft

scientific name

Trigonopterus Fauvel, 1862
status

 

Taxon classification Animalia Coleoptera Curculionidae

Trigonopterus Fauvel, 1862  

Type species.

Trigonopterus insignis   Fauvel, 1862, by monotypy.

Diagnosis.

Fully apterous genus of Cryptorhynchinae  . Length 1.5-6.0 mm (1.7-3.81 mm in Australian species). Rostrum in repose not reaching middle of mesocoxal length. Scutellar shield completely covered by elytra. Mesothoracic receptacle deep, posteriorly closed. Metanepisternum completely absent. Metathoracic spiracle externally on side of metaventrite. Elytra with 9 striae (sometimes superficially effaced). Tarsal claws minute. Body largely unclothed (densely squamose in Trigonopterus squamosus   Lea and Trigonopterus striatipennis   Lea). Metafemur in Australian species without stridulatory patch. For additional information, see van de Kamp et al. (2015) and http://species-id.net/wiki/Trigonopterus.