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tamarack tree cricket

Oecanthus laricis T. Walker 1963

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map male male  
8 s of calling song; male from Livingston Co., Michigan.; 26.7°C. (UMMZ tape 1103, used by permission.)
 Click on sound bar to hear graphed song.
Sound spectrogram of 1 s of calling at 26.7°C (from UMMZ tape 1103). Dominant frequency 3.5 kHz.
Song at 25°C: A continuous trill at 37 p/s; carrier frequency 3.4 kHz.
Song data: See Walker 1963.
Identification: Length 13-15 mm. Head, pronotum, and legs brown; forewings green (but the green fades in pinned specimens); length of forewings <12 mm.
Similar species: Pine tree cricket—on pine and balsam fir; length of forewings >12 mm.
Habitat: On tamarack in southeastern Michigan and hemlock in northeastern Ohio.
Season: August and September; one generation annually.
More information:
genus Oecanthus, subfamily Oecanthinae.
References: Walker 1963. Collins 2010-date.
Nomenclature: OSF (Orthoptera Species File Online).
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