Oxycarenus

Classification

Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Hemiptera
Suborder: Heteroptera
Infraorder: Pentatomomorpha
Superfamily: Lygaeoidea
Family: Oxycarenidae
Genus: Oxycarenus

Pronunciation

How to pronounce Oxycarenus: /ˌɒksɪˈkæɹɪnəs/

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Summary

Oxycarenus lavaterae, commonly known as the lime seed bug, is a species of ground bug belonging to the family Lygaeidae. It is characterized by its small size and distinctive coloration. Originally from the Old World, this species has expanded its range and is now found in various parts of Europe and recently in Florida.

Physical Characteristics

Oxycarenus lavaterae can reach a length of 4.5–5.4 millimetres (0.18–0.21 in) in adult females, and 4.2–5 millimetres (0.17–0.20 in) in males. Adult bugs are mostly red, white and black colored. The head, the entire prothorax, the scutellum and the antennae are black. The upper part of the abdomen is brick-red, while the connexivum is blackish. The front wings are colorless and transparent and reach the top of the abdomen or are a little longer. The nymphs have a black head and a red-colored abdomen, with completely black wing pads.

Identification Tips

Look for their distinct coloration: mostly red, white, and black. Nymphs can also be identified by their black head and red abdomen.

Habitat

Oxycarenus lavaterae typically inhabits areas where Malvaceae plants such as Lavatera, Althea, Hibiscus, and Malva are found. They are also commonly found on lime trees, as well as other plants like Populus, Platanus, and Aesculus hippocastanum.

Distribution

Historically, Oxycarenus lavaterae was mainly found in the Mediterranean Basin, including North Africa. Since the 1970s, it has been reported further north into the Benelux countries, Central Europe, and Eastern Europe. There is also a recent discovery in Florida, USA.

Diet

These bugs feed on plants in the family Malvaceae.

Life Cycle

There are usually two annual generations.

Ecosystem Role

They are considered an invasive pest in some countries.