
Belongs within: Conoderinae.
The Torcina is a group of weevils with a parallel-sided and relatively slender body.
<==TorcinaD09 |--Microtorcus tubulatus Casey 1922D09 |--Sibariopsida docilis Casey 1922D09 |--AnatorcusD09 | |--A. argenteus Hustache 1949H49 | `--A. densus Casey 1922D09 |--Torcobius Casey 1922D09 | |--T. inflatirostris Hustache 1949H49 | `--T. subfasciatus Hustache 1949H49 |--PseudotorcusD09 | |--P. cylindricus Hustache 1949H49 | |--P. glabriceps Hustache 1949H49 | |--P. longirostris Hustache 1949H49 | `--P. rufipes Hustache 1949D09 |--TorcusD09 | |--T. cinereus Hustache 1949H49 | |--T. nigricornisH49 | |--T. nigrinus Hustache 1939D09 | |--T. nitidulus Hustache 1939L18 | |--‘Sibariops’ pilipennisH49 | `--T. variabilis Hustache 1939D09 `--Sibariops Casey 1920A02 |--S. angusta Casey 1922 [incl. S. subtilis Casey 1922]K83 |--S. brevipilis Hustache 1949H49 |--S. concinnus (LeConte 1876)D09 |--S. concurrens (Casey 1892)D09 |--S. piceipes Casey 1922 [incl. S. finitima Casey 1922, S. intermedia Casey 1922]K83 |--S. praedata Hustache 1949K83, H49 [=S. praedaltaK83] `--S. pusilla Hustache 1949H49
*Type species of generic name indicated
References
[A02] Anderson, R. S. 2002. Curculionidae Latreille 1802. In: Arnett, R. H., Jr, M. C. Thomas, P. E. Skelley & J. H. Frank (eds) American Beetles vol. 2. Polyphaga: Scarabaeoidea through Curculionoidea pp. 722–815. CRC Press.
[D09] Davis, S. R. 2009. Morphology of Baridinae and related groups (Coleoptera, Curculionidae). ZooKeys 10: 1–136.
[H49] Hustache, A. 1949. Nouveaux Barinae Sud Américains. Troisième partie—Centrinina. Boletim do Museu Nacional, nova serie, Zoologia 97: 1–143.
[K83] Kuschel, G. 1983. New synonymies and combinations of Baridinae from the Neotropic and Nearctic regions (Coleoptera: Curculionidae). Coleopterists Bulletin 37 (1): 34–44.
[L18] Legalov, A. A. 2018. Annotated key to weevils of the world. Part 3. Subfamily Conoderinae (Coleoptera, Curculionidae). Ukrainian Journal of Ecology 8 (4): 494–503.