[A study on chromosomes in five crickets].

This is a report on the chromosome C-banded karyotypes of four Gryllidae species in China. They are Teleogryllus occipitalis(Serville,1838), 2n=27,XO(male symbol); T.infernalis(Saussure,1877), 2n=27, XO(male symbol);Velarifictorus micado (Saussure,1877), 2n=29, XO(male symbol);Loxoblemmus taicoun Saussure, 1877, 2n=17, XO(male symbol).