Comparison of Australian plague locust and Heteropternis obscurella nymphs
Australian Plague Locust - Chortoicetes terminifera
- thorax of Heteropternis lacks the 'X' mark as seen on plague locust nymphs
- anntenae of Heteropternis are dark with a light tip but uniformly coloured in the plague locust
Also Heteropternis nymphs do not form dense bands unlike the plague locust.