Thalassa montezumae

Thalassa montezumae
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Coccinellidae
Genus:	Thalassa
Species:	T. montezumae
Binomial name
	Thalassa montezumae; Mulsant, 1850

Last updated September 03, 2025

Thalassa montezumae, the Montezuma lady beetle, is a species of beetle of the family Coccinellidae. It is found in the United States, Mexico and Guatemala.^[1]

Description

Adults reach a length of about 4.50-5.80 mm. The pronotum of the males is bluish black, with yellow anterior and lateral margins. The female pronotum is bluish black with a very faint yellow anterolateral angle. The elytron is bluish black with a reddish yellow spot.^[2]

References

↑ Gordon, Robert D.; Canepari, Claudio (January 2008). "South American Coccinellidae (Coleoptera). Part XI: A systematic revision of Hyperaspidini (Hyperaspidinae)" (PDF). Annali del Museo civico di storia naturale Giacomo Doria. 99. Museo Civico di Storia Naturale "G Doria": 245–512. Retrieved August 1, 2025.
↑ Gordon, Robert D. (1985). "The Coccinellidae (Coleoptera) of America north of Mexico" (PDF). Journal of the New York Entomological Society. 93 (1). The New York Entomological Society: 1–916. Retrieved August 4, 2025.

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[1] Gordon, Robert D.; Canepari, Claudio (January 2008). "South American Coccinellidae (Coleoptera). Part XI: A systematic revision of Hyperaspidini (Hyperaspidinae)" (PDF). Annali del Museo civico di storia naturale Giacomo Doria. 99. Museo Civico di Storia Naturale "G Doria": 245–512. Retrieved August 1, 2025.

[2] Gordon, Robert D. (1985). "The Coccinellidae (Coleoptera) of America north of Mexico" (PDF). Journal of the New York Entomological Society. 93 (1). The New York Entomological Society: 1–916. Retrieved August 4, 2025.

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