Rice Stink Bug vs Ground Pearl

Side-by-side species comparison

Attribute Rice Stink Bug Ground Pearl
Scientific Name Oebalus pugnax Margarodes vitis
Order Hemiptera Hemiptera
Family Pentatomidae Margarodidae
Size 8-12 mm 2-4 mm cyst
Habitat Wetlands Caves
Diet Seed Feeders Sap Feeders
Regions North America, Central America Europe, Africa
Conservation Least Concern Data Deficient

Rice Stink Bug

A slender, straw-colored stink bug that is the most damaging hemipteran pest of rice in the Americas. It feeds on developing rice grains, causing 'pecky rice' that is discolored and unmarketable.

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Did You Know?

Feeding punctures allow fungi to enter developing rice grains, creating dark spots that cause entire harvests to be downgraded.

Ground Pearl

A subterranean scale insect whose encysted nymphs resemble tiny golden pearls.

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Did You Know?

The pearl-like cysts have been used as beads in jewelry since ancient times.