Sthereus
Motschulsky, V. de, 1845
Species Guides
3Sthereus is a of true weevils (Curculionidae) containing approximately seven described . The genus is restricted to the Pacific coast of North America, ranging from northern California to the Aleutian Islands. Species were described primarily in the mid-19th century, with additional species named in 1936.
Pronunciation
How to pronounce Sthereus: //ˈstɛɹ.i.us//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
The Sthereus is distinguished within Curculionidae by tuberculate or sculptured body surfaces, as indicated by epithets including 'multituberculatus' and 'quadrituberculatus'. Specific diagnostic features for the genus require examination of morphological characters not detailed in available sources.
Images
Habitat
Coastal environments along the Pacific seaboard, from intertidal zones to adjacent terrestrial .
Distribution
Pacific coast of North America, from northern California northward through Oregon, Washington, British Columbia, and Alaska to the Aleutian Islands.
More Details
Species diversity
The contains seven described : S. borealis, S. fasciculatus, S. horridus, S. multituberculatus, S. ptinoides, S. quadrituberculatus, and S. quadrituberculatns (the latter appears to be a duplicate or variant spelling in source material).
Taxonomic history
Most were described by Motschulsky in 1845, with S. horridus described by Mannerheim in 1852 and S. multituberculatus by Buchanan in 1936.