The Collaborative International Dictionary of English v.0.48:
Ulotrichi \U*lot"ri*chi\, n. pl. [NL., fr. Gr. ?, ?, woolly-haired; ? woolly + ?, ?, hair.] (Anthropol.) The division of mankind which embraces the races having woolly or crispy hair. Cf. Leiotrichi. [1913 Webster]