Uloma

Dejean, 1821

Species Guides

Uloma is a of darkling beetles in the Tenebrionidae comprising more than 200 and worldwide. The genus is particularly diverse in China, with at least 37 recorded species. stages have been described for few species, revealing oligopod larvae and exarate pupae with in some species. Members are primarily associated with decaying wood in forest .

Uloma longula by (c) Trevor Van Loon, some rights reserved (CC BY), uploaded by Trevor Van Loon. Used under a CC-BY license.

Uloma punctulata by no rights reserved, uploaded by Ken Kneidel. Used under a CC0 license.

Uloma impressa by (c) Katja Schulz, some rights reserved (CC BY). Used under a CC-BY license.

Pronunciation

How to pronounce Uloma: /juːˈloʊmə/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Images

Habitat

have been collected beneath bark of rotten trunks and in decaying wood in warm, moist forests. Laboratory rearing indicates association with soft parts of rotten wood.

Distribution

Worldwide distribution with more than 200 and . In China, recorded from Fujian, Hainan, Guangdong, Sichuan, Chongqing, and Guizhou provinces. In Russia, four species occur: one in the European part and Russian Caucasus, one with transpalaearctic range, and two sympatric species restricted to Primorsky krai in the Russian Far East.

Seasonality

of U. intricornicula collected in January (Hainan), May (Chongqing), June–July (Sichuan, Guizhou), and August (Guizhou, Guangdong), suggesting year-round activity with regional variation.

Diet

Larvae and have been reared on soft parts of rotten trunks and decaying wood.

Life Cycle

Complete with , larva, pupa, and stages. Larvae are oligopod, subcylindrical, with sharp tail-end. Pupae are exarate. observed in pupal pronotum in some .

Behavior

found beneath bark of rotten trunks. in pupal stage: male pupae have sparse pronotum , females have denser tubercles.

Ecological Role

Decomposer in forest , associated with decaying wood.

More Details

Taxonomic diversity

The comprises more than 200 and worldwide, with 37 species recorded from China. Only two Chinese species have described stages: Uloma metogana and U. intricornicula.

Molecular identification

Molecular phylogenetic analyses using mtDNA COI sequences have been used to associate larvae with in U. excisa excisa.