Most observed native billbugs
Native to the US, by how plants support them, most observed first.
Plant eaters All
1 native animals that feed on plants, most observed first.
Other species All
25 native species with no plant ties on record, most observed first.
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Bluegrass Billbug
Sphenophorus parvulus
2,426 observations
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Sphenophorus coesifrons
1,303 observations
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Tule Billbug
Sphenophorus australis
719 observations
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Rocky Mountain Billbug
Sphenophorus cicatristriatus
704 observations
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Clay-colored Billbug
Sphenophorus aequalis
558 observations
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Sphenophorus necydaloides
266 observations
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Timothy Billbug
Sphenophorus zeae
238 observations
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Lesser Billbug
Sphenophorus minimus
185 observations