1991

Dates

  • Tsuda S. 1991 – A distributional list of World Odonata. – Chez l’auteur, Osaka.
  • Watson J.A. & O’Farrell A.F. 1991 – Odonata (Dragonflies and Damselflies). Chapter 17. – In : CSIRO (ed.) – The Insects of Australia. A textbook for students and research workers. 2 volumes. – Carlton. Melbourne University Press. : 294-310.