xenolite

[Pref. xeno-, and Gr. lithos=a stone; Ger. xenolith.] Min .: A variety of Fibrolite (q. v.), po e ing a high specific gravity, suggesting a relationship to Kyanite (q. v.): but its optical properties are simi. lar to those of Fibrolite. IMG:content-1072.png:[blocks in formation] Zool.: A genus of Tortricidæ, often raised to the rank of a family (Xenopeltide). Head depre ed; upper jaw produced beyond lower; teeth setaceous; no spurs at vent. There is but one species, Xeno pelt is unicolor ( = Tortrix xenopeltis ), a curious nocturnal carnivorous snake, ranging from Penang to Cambodia, and through the Malay Islands to Celebes.