Psylla
Psylla
Classification
- Phylum: Arthropoda
- Subphylum: Hexapoda
- Class: Insecta
- Order: Hemiptera
- Suborder: Sternorrhyncha
- Superfamily: Psylloidea
- Family: Psyllidae
- Subfamily: Psyllinae
- Genus: Psylla
Pronunciation
How to pronounce Psylla: /ˈsɪlə/
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Summary
Psylla is a genus of sap-sucking insects within the order Hemiptera, with over 110 described species that primarily feed on the apical shoots of various host plants. Their long antennae and specific physical traits help in their identification.
Physical Characteristics
Antennae are long, usually at least 2 times as long as the width of the head, and can approach 2.5-3 times as long in specific species such as P. sanguinea. Genal processes are well developed. The pterostigma is usually present but can be absent or diminutive in P. floccosa and P. buxi. Female genitalia are typically very long, except in P. sanguinea.
Identification Tips
Look for long antennae and well-developed genal processes. The presence or absence of the pterostigma can help differentiate some species.
Habitat
Widespread in various habitats, primarily associated with their host plants.
Distribution
At least 110 described species with a variety of distribution patterns; specific species are often tied to particular host plants in various geographical locations.
Diet
Sap-sucking insects; primarily feed on the apical shoots of their host plants.
Life Cycle
Overwintering occurs in the egg stage, with feeding primarily on apical shoots. Generally, there is one generation per year.
Ecosystem Role
Important herbivores that can affect plant health and productivity; they play a role in the food web.
Economic Impact
Some species are harmful to economically important plants, especially fruit trees.
Similar Taxa
Misconceptions
Some harmful species are commonly misidentified as flies.
Tags
- Hemiptera
- Insects
- Sap-sucking
- Psyllidae
- Psylla