Psyllids

Definition

Small, hemipteran insects that belong to the superfamily Psylloidea. They are characterized by their jumping ability and feeding habits on various plants.

Etymology

From Greek 'psyllos', meaning 'flea'.

Example

Psyllids are often found on the undersides of leaves, where they feed on plant sap.

Related Terms

• Jumping plantlice
• Leaf flea

Usage Notes

The term 'psyllid' is sometimes used to refer to all insects in the superfamily Psylloidea. However, it can also be used more narrowly to refer to members of the family Psyllidae.