broad-winged tree cricket
Oecanthus latipennis Riley 1881

map
male
male
female
mating pair
head
male
juvenile
 
 
eggs
prey of wasp
 
 

20 s of calling song [1.73MB]; male from Dillion Co., S. Car.; 22.0C. (WTL592-1)
6 s of calling song [256KB]; same as above but truncated and downsampled.


Sound spectrogram of 2 s of calling at 22.0°C (from WTL592-1). Dominant frequency 2.9 kHz.
Click on spectrogram to hear graphed song.

Identification:  Length 17–22 mm. Male forewings usually more than 14 mm. long; bases of the antennae stained with red or pink.

Habitat:  Shrubs and low trees in dry woods; thickets of vines, brambles, and coarse weeds along woodland edges and fencerows.

Season:  Matures later than other tree crickets—mid August in the north, mid July in the south; active until frost kills.

Song at 25°C:  Loud, musical, continuous trill at 54 p/sec and 3.1 KHz.

Similar species:  Texas and western tree crickets—3rd segment of the antennae usually much darker than the 2nd; frequently a distinct dark line on the inner edge of first two antennal segments; male tegmina usually less than 14 mm.

Remarks:  Our largest tree cricket.

More information:  genus Oecanthus, subfamily Oecanthinae.

References and Links:  Fulton 1915; Funk 1989; Walker 1962. Collins 2010-date.

Nomenclature:  OSF (Orthoptera Species File Online)