Japanese Water Penny vs Long-cerci Dipluran

Side-by-side species comparison

Attribute Japanese Water Penny Long-cerci Dipluran
Scientific Name Eubrianax granicollis Litocampa henroti
Order Coleoptera Diplura
Family Psephenidae Campodeidae
Size 5-7 mm 4-6 mm
Habitat Forests Caves
Diet Omnivores Omnivores
Regions Japan, Taiwan France, Spain
Conservation Least Concern Data Deficient

Japanese Water Penny

An East Asian water penny beetle found in swift forest streams of Japan. Adults are dark and robust with a granular pronotum.

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Did You Know?

Its larvae use a suction-cup-like ventral surface to maintain their grip on stones in powerful currents.

Long-cerci Dipluran

A troglophilic dipluran known from caves in western Europe. It has remarkably long cerci used for detecting vibrations in cave environments.

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Did You Know?

Its cerci can be nearly as long as the rest of its body.