Trypophloeus

Tyrpophloeus is a genus of bark beetles. About 12 species comprise the genus, ranging from North America to Europe and Asia. The genus is little-known, but T. populi has recently become important as the causative agent of sudden aspen decline.

Other species' host are mainly poplars, willows and alders.

Partial species list

 * Trypophloeus alni
 * Trypophloeus asperatus
 * Trypophloeus bispinulus
 * Trypophloeus discedens
 * Trypophloeus klimeschi
 * Trypophloeus nitidus Swaine, 1912
 * Trypophloeus populi Hopkins, 1915
 * Trypophloeus striatulus (also known as the willow bark beetle) Mannerheim, 1853
 * Trypophloeus thatcheri