A revision of the British species of the genus Phthiracarus Perty 1841 (Cryptostigmata: Euptyctima) Parry, B. W. Bull. British Mus. nat. Hist., Zool. ser. 1979 35 323 363 7WFDG Arachnida Phthiracaridae Phthiracarus Animalia Sarcoptiformes 35 356 Arthropoda species montium  Litter in short-leaf pine stand, Ashville, North Carolina, USA [Type series apparently lost]