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

Genus Synolabus

Leaf-rolling Weevil - Synolabus nigripes Attelabus nigripes - Synolabus nigripes - male - female Mating pair - Synolabus nigripes - male - female Synolabus bipustulatus? - Synolabus bipustulatus Synolabus nigripes Laemosaccus - Synolabus bipustulatus Synolabus nigripes pair - Synolabus nigripes - male - female weevil - Synolabus bipustulatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Curculionoidea (Snout and Bark Beetles)
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.