Lithobius (Sigibius)

Ma, Huiqin, Pei, Sujian, Li, Yaying & Shi, Baojun, 2012, Discovery of the subgenus Lithobius (Sigibius) Chamberlin, 1913 (Chilopoda: Lithobiomorpha: Lithobiidae) in East Asia: A review the Chinese species, Zootaxa 3348, pp. 56-62 : 60

Key to the Chinese species of Lithobius (Sigibius)

To assist in the identification of the Chinese species of Lithobius (Sigibius) , the following key is offered. This key emphasizes characters that can be examined without high-magnification microscopy; moreover, these characters are specific to the taxa occurring in China.

1 Four ocelli on each side of cephalic plate, Tömösváry’s organ larger than the smallest ocellus..... L. (S.) trichinocaput sp. n. Six ocelli on each side of cephalic plate, Tömösváry’s organ about the size of the smallest ocellus. L. (S.) bullatus Eason, 1993