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Genus Thrinax

sawfly - Thrinax dubitata Hemitaxonus dubitatus ? - Thrinax dubitata sawfly - Thrinax dubitata - male Sawfly - Thrinax dubitata - male Sawfly - Thrinax dubitata Sawfly - Thrinax dubitata black and orange common sawfly - Thrinax albidopicta common sawfly - Thrinax dubitata
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Tenthredinidae (Common Sawflies)
Subfamily Selandriinae
Tribe Strongylogastrini
Genus Thrinax
Synonyms and other taxonomic changes
Hemitaxonus Ashmeadm 1898
Fairly recently, a misinterpretation of the type species of Thrinax was discovered, resulting in this name becoming a senior synonym of Hemitaxonus rather than a junior synonym of Strongylogaster. ECatSym therefore places all Hemitaxonus species in Thrinax.
Explanation of Names
Thrinax Konow, 1885
Numbers
4 spp. in our area(1)
1. Thrinax albidopicta: NS, NB, & QC south to AL, west to MN, IA, & KS
2. Thrinax dubitata: NS, NB, & QC south to NC, west to MN, IL, & TX
3. Thrinax multicinctus: ON; MD, ME, OH
4. Thrinax primaria: BC; CA, OR
Identification
Keys to species by Smith (1969).
Food
Larvae feed on ferns.
Works Cited
1.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.