The Mecistocephalidae of the Japanese and Taiwanese islands (Chilopoda: Geophilomorpha) Author Published, First text Zootaxa 2007 2007-01-22 1396 1 84 journal article 1175­5334 Takashimaia Miyosi, 1955 Mecistocephalids with 45 leg­bearing segments. An entire clypeal plagula, without a mid­longitudinal areolate stripe, not evidently reaching the lateral margins of the clypeus. Spiculum present. Buccae without setae. Posterior alae of the labrum without longitudinal stripes, without a distinct series of marginal notches and without a marginal fringe. Coxosternum of the first maxillae divided, with a mid­longitudinal suture. Coxosternum of the second maxillae undivided; groove from the metameric pore reaching the lateral margin of the coxosternum. Telopodites of the second maxillae not overreaching those of the first maxillae, claw present. Forcipular tergum only slightly wider than long, with a distinct mid­longitudinal sulcus. Forcipular article I and III each with a tooth; tarsungulum with a tooth emerging on the dorsal surface, at about one third of the length. Sternal sulcus of trunk segments not furcate. Coxopleura of the last leg­bearing segment without a macropore distinct from other pores. Legs of the last pair as slender in males as in females, with one short subapical spine. Number of known species: 1.