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

Genus Synolabus

Weevil? - Synolabus nigripes - male Attelabus nigripes? - Synolabus nigripes Synolabus nigripes Synolabus nigripes Weevil for ID - Synolabus bipustulatus Synolabus nigripes Oak Leafrolling Weevil - Synolabus bipustulatus Synolabus bipustulatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea
Family Attelabidae (Leaf Rolling Weevils)
Subfamily Attelabinae (Leaf-rolling Weevils)
Genus Synolabus
Synonyms and other taxonomic changes
until recently treated as a subgenus of Attelabus Linnaeus 1758; the latter is now considered to be restricted to the Palaearctic(1)
Explanation of Names
Synolabus Jekel 1860
Numbers
2 spp., both in our area(1)
Size
3.0-4.5 mm(2)
Identification
S. bipustulatus is black with red shoulders, S. nigripes is reddish throughout with variable darker areas (western form is darker overall, with pale areas in basal half of elytra) (2)(3)
Range
NS-ON-MN to FL-TX-AZ(2)
Food
hosts: Quercus, Carpinus, Juglans, Carya, Rhus(3)(2)
Works Cited
1.On the genera Attelabus Linnaeus and Synolabus Jekel (Curculionoidea: Attelabidae: Attelabinae)
Riedel A., Hamilton R.W. 2007. The Coleopterists Bulletin 61: 447-452.
2.Beetles of Eastern North America
Arthur V. Evans. 2014. Princeton University Press.
3.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.