Cerotainia

Schiner, 1866

Cerotainia is a of small ( ) in the Laphriinae. The genus contains at least 30 described . Members are characterized by their diminutive size and notably elongated relative to body proportions. The genus has been recorded from North America with distribution records including the United States.

Cerotainia by (c) Gordon C. Snelling, some rights reserved (CC BY), uploaded by Gordon C. Snelling. Used under a CC-BY license.Robberfly - Cerotainia albipilosa, Meadowood Farm SRMA, Mason Neck, Virginia by Judy Gallagher. Used under a CC BY 2.0 license.Cerotainia Allegheny County by Kaldari. Used under a CC0 license.

Pronunciation

How to pronounce Cerotainia: /ˌsɛroʊˈteɪniə/

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Identification

Distinguished from the superficially similar Eudioctria ( Stenopogoninae) by the extra-long . Cerotainia tend to perch on twig-ends, whereas Eudioctria prefers flat leaves at the top of small shrubs.

Images

Appearance

Small-bodied with notably elongated . Body size is diminutive compared to most . Specific coloration and pattern details vary among but the is distinguished from similar small genera primarily by antennal proportions.

Distribution

Recorded from the United States, including Vermont. The occurs in North America.

Behavior

Perches on twig-ends, in contrast to related small that prefer leaf surfaces.

Similar Taxa

  • EudioctriaSuperficially similar small , but distinguished by shorter and different perching (flat leaves vs. twig-ends)

More Details

Taxonomic Note

Authority sometimes cited as Schiner, 1868 in some sources (e.g., NCBI), though 1866 is the more widely accepted date.

Sources and further reading