''Prismognathus helii'' is a species of

beetle Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

of the

Lucanidae Stag beetles comprise the family Lucanidae. It has about 1,200 species of beetles in four subfamilies.Smith, A.B.T. (2006). A review of the family-group names for the superfamily Scarabaeoidea (Coleoptera) with corrections to nomenclature and a c ...

family. This species is found in China (Yunnan). Adults reach a length of about 26.8 mm, and are almost entirely blackish brown with a moderately lustrous and glabrous body.

Etymology

The species is dedicated to Mr. Li He (Chengdu, China), an enthusiastic amateur entomologist.A new species of the genus Prismognathus Motschulsky (Coleoptera: Lucanidae) from Yunnan, China
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References

Beetles described in 2024 Lucanidae {{Lucanidae-stub