Romalea microptera

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Romalea microptera - mating pair (click on image to enlarge it)
Source: Wikimedia Commons

Romalea microptera (Beauvois 1817) - (eastern lubber grasshopper)

This species can reach a length of up to 8 cm and is a common and polyphagous grasshopper in south-eastern North America. It can damage fruit trees like citrus, ornamentals and vegetables. The adult has short wings, cannot fly and jumps only short distances. When disturbed it excretes an emetic repellent from its modified metathoracic spiracles. For management, bran bait containing corn oil and insecticide is used.

R. microptera is a large species with the adult measuring 6-8 cm. It has a distinctive pattern of yellow to orange (sometimes pink) with black marks. The nymphs are black with a yellow, orange, or red dorsal stripe. A black color form of the adult with a similar colour pattern can be also found. Egg pods are deposited in the ground. They require a cool period of several months and usually hatch in spring. There are 5 (males) or 6 (females) nymphal stages.

Vernacular names
• English: eastern lubber grasshopper
• Español: saltamonte torpe del este

Synonyms:
Romalea guttata