Hemicoelus pusillus
(Fall, 1905)
Hemicoelus pusillus is a small death-watch beetle in the Anobiidae (often historically placed in Ptinidae). The is documented from North America, with records from Ontario and Québec in Canada. Like other anobiids, it is likely associated with wood materials, though specific ecological details remain poorly documented. The species was described by Fall in 1905.

Pronunciation
How to pronounce Hemicoelus pusillus: //ˌhɛmɪˈsiːləs pjuːˈsɪləs//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Images
Distribution
North America, with confirmed records from Ontario and Québec, Canada. GBIF distribution records indicate presence in North America generally.
More Details
Taxonomic Note
Sources vary in placement: GBIF lists Anobiidae, while Wikipedia and iNaturalist list Ptinidae. This reflects historical taxonomic uncertainty; Anobiidae is the currently accepted family in modern classifications.
Data Limitations
Only 4 iNaturalist observations exist for this . Published biological and ecological information is extremely sparse.