Cobalt Milkweed Beetle vs African Citrus Psyllid

Side-by-side species comparison

Attribute Cobalt Milkweed Beetle African Citrus Psyllid
Scientific Name Chrysochus cobaltinus auratus Trioza erytreae
Order Coleoptera Hemiptera
Family Chrysomelidae Triozidae
Size 8-11mm 2-3 mm
Habitat Meadows Orchards
Diet Herbivores Herbivores
Regions North America Sub-Saharan Africa, Madeira, Canary Islands, Iberian Peninsula (invasive)
Conservation Least Concern Least Concern

Cobalt Milkweed Beetle

A subspecies of the cobalt blue milkweed beetle with slightly more golden-green coloring.

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Did You Know?

The metallic blue and green coloring warns predators that it has sequestered toxic compounds from milkweed.

African Citrus Psyllid

A small brownish psyllid that causes distinctive pit galls on citrus leaves. It vectors the African form of citrus greening disease and is expanding its range into Europe.

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Did You Know?

Unlike the Asian citrus psyllid, this species prefers cooler climates and has been detected in Portugal and Spain, threatening Mediterranean citrus production.