A synoptic classification of the False Scorpions or Chelaspinners, with a report on a cosmopolitan collection of the same.-Part I. The Heterosphyronida (Chthoniidae) (Arachnida-Chelonethidae). Annals & Magazine of Natural History Series 10, Vol. 4 1929: pp. 50-80. 68 [Zoological Record Volume 66]