Texas Stygobiontic Diving Beetle vs Japanese Rhinoceros Beetle (Blue)

Side-by-side species comparison

Attribute Texas Stygobiontic Diving Beetle Japanese Rhinoceros Beetle (Blue)
Scientific Name Psychopomporus felipi Trypoxylus dichotomus septentrionalis
Order Coleoptera Coleoptera
Family Dytiscidae Dynastidae
Size 1.5-2 mm 35-70 mm
Habitat Indoors Grasslands
Diet Omnivores Sap Feeders
Regions United States East Asia, Japan (Hokkaido)
Conservation Data Deficient Least Concern

Texas Stygobiontic Diving Beetle

A groundwater-dwelling diving beetle from the Edwards-Trinity Aquifer in Texas. It was the first stygobiontic diving beetle described from North America.

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Did You Know?

Its genus name means 'guide of the dead,' referencing its underworld habitat.

Japanese Rhinoceros Beetle (Blue)

The northern Japanese subspecies of the rhinoceros beetle, found in Hokkaido. Slightly smaller and darker than mainland populations, adapted to cooler climates with a shorter active season.

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Did You Know?

Hokkaido rhinoceros beetles emerge later in summer than their southern relatives and have a compressed breeding season due to the shorter northern summer.