Probable specimen of Sibariops, photographed by Mike Quinn.

Belongs within: Conoderinae.

The Torcina is a group of weevils with a parallel-sided and relatively slender body.

    |--Microtorcus tubulatus Casey 1922D09
    |--Sibariopsida docilis Casey 1922D09
    |    |--A. argenteus Hustache 1949H49
    |    `--A. densus Casey 1922D09
    |--Torcobius Casey 1922D09
    |    |--T. inflatirostris Hustache 1949H49
    |    `--T. subfasciatus Hustache 1949H49
    |    |--P. cylindricus Hustache 1949H49
    |    |--P. glabriceps Hustache 1949H49
    |    |--P. longirostris Hustache 1949H49
    |    `--P. rufipes Hustache 1949D09
    |    |--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


[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.

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