Aleochara speculicollis
Bernhauer, 1901
Shiny Minute Rove Beetle
Aleochara speculicollis is a small rove beetle in the Staphylinidae, described by Bernhauer in 1901. The is characterized by a notably shiny, reflective pronotum that contributes to its . It occurs across a broad transcontinental range from Canada through the United States to Mexico. Like other members of the Aleochara, it is presumed to be associated with decaying organic matter and carrion .
Pronunciation
How to pronounce Aleochara speculicollis: /ˌæliːoʊˈkɛərə ˌspɛkjʊliˈkɒlɪs/
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Identification
Distinguished from other Aleochara by the highly polished, mirror-like surface of the pronotum (speculicollis = "mirror neck"). The are abbreviated, exposing most of the flexible typical of Staphylinidae. Body form is compact and minute. Specific characters separating it from the closely related A. bilineata and A. verna require examination of male genitalia and detailed punctation patterns.
Habitat
Found in association with decaying organic matter; specific microhabitat preferences are poorly documented but likely include carrion, , and compost based on -level patterns.
Distribution
Canada (Alberta, New Brunswick, Ontario, Quebec, Saskatchewan); United States (Arizona, California, Colorado, Michigan, Nevada, Texas); Mexico.
Similar Taxa
- Aleochara bilineataSimilar size and general habitus; distinguished by duller pronotal surface and different male genitalia structure
- Aleochara vernaOverlapping distribution; lacks the pronounced specular reflection on pronotum