Buckellís grig
Cyphoderris buckelli Hebard 1934

virgin male
non-virgin male
subgenital plate

10 s of calling song slowed to half speed [862KB] (frequencies are halved and time is doubled); male; approx. 22.5įC. Recording by G. K. Morris; used by permission.

Waveform of 2 s of calling at 22.5°C (from G. K. Morris). Peak frequency ca. 15 kHz.
Click on first half of waveform to hear graphed song slowed to half speed (frequencies are halved and time is doubled).
Click on second half of waveform to expand last 0.25 s of waveform

Identification:  Length 17–26 mm. Male subgenital plate lacking ventrally directed process.

Habitat:  Forest characterized by yellow pine and, at higher elevations, by interior Douglas fir.

Season:  May–July.

Song at 25°C:  A succession of short trills consisting of long duration pulses produced at a rate of about 54/s. The carrier frequency is nearly pure and about 13 kHz. Males call at night and stay within a meter of the forest floor.

Similar species:  Other hump-winged grigs—male subgenital plate with ventrally directed process.

More information:  family Prophalangopsidae

Nomenclature:  OSF (Orthoptera Species File Online)