Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Tanystoma maculicolle - Tule Beetle

Unknown carabid - Tanystoma maculicolle - male Cockroach or Beetle? - Tanystoma maculicolle Seedcorn Beetle? - Tanystoma maculicolle  Tanystoma maculicollis - Tanystoma maculicolle ground beetle - Tanystoma maculicolle Tanystoma maculicolle, I think - Tanystoma maculicolle Ground Beetle - Tanystoma maculicolle Carabid - Tanystoma maculicolle
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Carabidae (Ground Beetles)
Subfamily Harpalinae
Supertribe Harpalitae
Tribe Platynini
Genus Tanystoma
Species maculicolle (Tule Beetle)
Synonyms and other taxonomic changes
Leucagonum maculicolle Casey, Tanystola maculicolle Motschulsky
Explanation of Names
Tanystoma maculicolle (Dejean 1828)
Size
8–10 mm(1)
Range
Southern Oregon and much of California(2)
Habitat
typically breeds in the tule or bulrush (Scirpus) marshes along rivers(1)
Remarks
Wings are dimorphic. At dusk, usually after rain in the fall, beetles may enter houses in large numbers.(1)
Works Cited
1.Handbook of urban insects and arachnids: A handbook of urban entomology
Robinson W.H. 2005. Cambridge University Press.
2.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.