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Noteridae Level 1 Level 2
|Key Characters (adult)||
Burrowing water beetles. Formerly considered to be in the Dytiscidae. Adults have a tapered oval shape; notopleural suture present; first ventrite divided by hind coxae; large hind trochanters; antennal segments 3-11 filiform and much longer than segments 1+2; visible scutellum lacking; sternum raised, platform-like; moderately to well-developed protibial spur; protibia fits into groove of profemur.
|Key Characters (larva)||
Larvae with 6-segmented legs, two apical claws; 8 abdominal segments; urogomphi short; body cylindrical or spindle-shaped, well scleritized.