Crossodonthina bidentata Luo & Chen, 2009
Material.
Three males and two females, on the path from Qili Pavilion to Longfengjian, Tianmu Mountain, Zhejiang Province, China. Coordinates: 30°20'36"N, 119°26'17"E, 800-1050 m a.s.l., 26 July 2011, leg. Ji-Gang Jiang (collection number: J2011072601). Ten males and eight females, Zhonglie Temple, Tianmu Mountain, Zhejiang Province. Coordinates: 30°23'03"N, 119°26'20"E, 300-400 m a.s.l., 24 July 2011, leg. Ji-Gang Jiang (collection number: J2011072401). Four males and two females, in bamboo forest, Hengwu, Tianmu Mountain, Zhejiang Province. Coordinates: 30°19'01"N, 119°26'15"E, 400-500 m a.s.l., 27 July 2011, leg. Ji-Gang Jiang (collection number: J2011072703.
Short redescription.
Eyes 2+2. Labrum truncate and chaetal formula as 2/5, 2. Mandible consisting of two basal teeth and three rami. Chaeta O of cephalic tubercle Fr present. Body macrochaeta acuminate and ciliate. Formula of dorsal sensilla on tho rax and abdomen as 0, 2+ms, 2/1, 1, 1, 1, 1, 0. Unguis with one inner tooth and no lateral teeth. Unguiculus absent. Di tubercles on Abd. V fused on the axis.
Remarks.
Crossodonthina bidentata is widely distributed in the mountain from 300 to 1500 m, living in decayed leaves of woody plants as well as bamboo.