Symmela instabilis

Symmela instabilis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Scarabaeiformia
Family:	Scarabaeidae
Genus:	Symmela
Species:	S. instabilis
Binomial name
	Symmela instabilis; Erichson, 1835

Last updated December 12, 2025

Symmela instabilis is a species of beetle of the family Scarabaeidae.^[1] It is found in Brazil.^[2]^[3]

Description

Adults reach a length of about 6.1 mm. The head is black, dull and shiny, with erect, sparse setae. The pronotum is black and dull but iridescent. The elytra are black. The surface is iridescent and without setae.^[3]

References

↑ BioLib
↑ Schoolmeesters, P. (2025). "Symmela instabilis at Catalogue of Life". World Scarabaeidae Database (version 2025-10-07). In O. Bánki, Y. Roskov, M. Döring, G. Ower, D. R. Hernández Robles, C. A. Plata Corredor, T. Stjernegaard Jeppesen, A. Örn, T. Pape, D. Hobern, S. Garnett, H. Little, R. E. DeWalt, J. Miller, T. Orrell, & R. Aalbu, Catalogue of Life (2025-10-10 XR). Amsterdam, Netherlands: Catalogue of Life Foundation. Retrieved December 11, 2025.
1 2 Pacheco, T. L.; Wipfler, B.; Monné, M. L.; Ahrens, D. (2022). "The genus Symmela Erichson, 1835 (Coleoptera, Scarabaeidae, Sericini): taxonomy and phylogenetic analysis". Journal of Natural History. 56 (9–12): 607–705. Retrieved December 11, 2025.

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[1] BioLib

[:1-2] Schoolmeesters, P. (2025). "Symmela instabilis at Catalogue of Life". World Scarabaeidae Database (version 2025-10-07). In O. Bánki, Y. Roskov, M. Döring, G. Ower, D. R. Hernández Robles, C. A. Plata Corredor, T. Stjernegaard Jeppesen, A. Örn, T. Pape, D. Hobern, S. Garnett, H. Little, R. E. DeWalt, J. Miller, T. Orrell, & R. Aalbu, Catalogue of Life (2025-10-10 XR). Amsterdam, Netherlands: Catalogue of Life Foundation. Retrieved December 11, 2025.

[:2-3] 1 2 Pacheco, T. L.; Wipfler, B.; Monné, M. L.; Ahrens, D. (2022). "The genus Symmela Erichson, 1835 (Coleoptera, Scarabaeidae, Sericini): taxonomy and phylogenetic analysis". Journal of Natural History. 56 (9–12): 607–705. Retrieved December 11, 2025.

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