The blue pine ‘Polygraphus’ bark-borer (Polygraphus Major, Steb.)

Eitemau Tebyg

• The larger deodar bark-borer (Scolytus major, Steb.)
  gan: Stebbing, E.P.
  Cyhoeddwyd: (2023)
• The sal bark-borer (Sphuerotrypes siwalikensis, Steb.)
  gan: Stebbing, E.P.
  Cyhoeddwyd: (2023)
• E.P. Stebbing's The forests of India Vol. IV
  gan: Stebbing, E.P
  Cyhoeddwyd: (1962)
• Note on the quetta borer,. (Eolesthes sartus)
  gan: Stebbing, E.P
  Cyhoeddwyd: (1905)
• Properties of major Southern Pines
  Cyhoeddwyd: (1975)