|15 s of calling song [1.30MB]; male from Hidalgo Co., Tex.; 25.0°C. (WTL593-7)|
|6 s of calling song [259KB]; same as above but truncated and downsampled.|
Sound spectrogram of 2 s of calling at 25.0°C (from WTL593-7). Dominant frequency 3.8 kHz.
Click on spectrogram to hear graphed song.
Identification: Length 15–18 mm. Third segment of the antenna usually much darker than the second; stridulatory file 0.86–1.20 mm long with 26–36 teeth.
Habitat: Xeric woodland; often high in vine-covered trees.
Season: Apparently year round; adults collected all months except October and November.
Song at 25°C: Continuous, musical trill at 76 p/s and 3.7 KHz.
Song data: Excel worksheet and chart (from spectrographic analyses).
Similar species: Texas and western tree crickets—more than 40 teeth in stridulatory file, calling songs with pulse rates <65/s.
Remarks: Different-horned tree crickets often sing from higher perches than is characteristic of the other members of the broad-winged species group of Oecanthus.
More information: genus Oecanthus, subfamily Oecanthinae.
References: Walker 1962, 1967.
Nomenclature: OSF (Orthoptera Species File Online)