Neoleucinodes elegantalis

Neoleucinodes elegantalis is a species of moth in the family Crambidae. It is commonly known as the tomato fruit borer or eggplant borer, and is a significant pest of Solanaceae crops in the tropical regions of the Americas.

Description

The adult Neoleucinodes elegantalis is a small moth with a wingspan of approximately 20-25mm. The forewings are brown with a distinctive white band, while the hindwings are pale with a brown border. The larvae are creamy white with a brown head, and can reach up to 15mm in length.

Distribution and habitat

Neoleucinodes elegantalis is native to the tropical regions of the Americas, from Mexico to Argentina. It is particularly prevalent in Central America and the northern parts of South America. The species is found in a variety of habitats, but is most commonly associated with agricultural areas where its host plants, members of the Solanaceae family, are grown.

Life cycle

The life cycle of Neoleucinodes elegantalis consists of four stages: egg, larva, pupa, and adult. The female moth lays her eggs on the surface of the host plant's fruit. After hatching, the larvae bore into the fruit where they feed and grow. After approximately two weeks, the larvae leave the fruit to pupate in the soil. The adult moths emerge after a further two weeks.

Economic importance

As a pest of Solanaceae crops, Neoleucinodes elegantalis can cause significant economic damage. The larvae feed on the fruit of the host plant, causing it to rot and become unmarketable. This species is a particular problem for tomato and eggplant crops, but can also affect other members of the Solanaceae family.

Control

Control of Neoleucinodes elegantalis is challenging due to its life cycle and feeding habits. Chemical pesticides are often ineffective as the larvae are protected inside the fruit. Biological control methods, such as the use of parasitic wasps, have shown some promise. Cultural control methods, such as crop rotation and the use of resistant varieties, can also be effective.

See also

• List of moths of the Americas
• Agricultural pest insects