Family Tenthredinidae – Common SawfliesLarvae are caterpillar-like, and often have specific host plants. Adults are wasp-like, often bright-colored and found on flowers. (Bugguide)Info about larvae and host plants – Bugguide(‘T’ after the name means a tentative ID.) Aneugmenus flavipes Caliroa Craesus latitarsus T Eriocampa juglandis Nematini Nematus ventralis Tenthredo Tenthredo T Trichiocampus grandis