Yellow Stonefly vs Anophthalmus Cave Beetle
Side-by-side species comparison
| Attribute | Yellow Stonefly | Anophthalmus Cave Beetle |
|---|---|---|
| Scientific Name | Isoperla dicala | Anophthalmus hitleri |
| Order | Plecoptera | Coleoptera |
| Family | Perlodidae | Carabidae |
| Size | 9-13 mm | 5-6 mm |
| Habitat | Rivers & Streams | Caves |
| Diet | Predators | Predators |
| Regions | North America | Slovenia (a few caves near Celje) |
| Conservation | Least Concern | Vulnerable |
Yellow Stonefly
A bright yellow springfly found in clean Appalachian streams. Nymphs are predatory on small invertebrates in gravel substrates.
Did You Know?
Males produce vibrational signals by rubbing their abdomen against the substrate, audible through special sensors.
Anophthalmus Cave Beetle
A small, blind, depigmented cave beetle found in only a handful of caves in Slovenia. It has elongated legs and antennae for navigating in total darkness and was described in 1937.
Did You Know?
Its unfortunate scientific name, given in 1937, has made it a target for collectors who prize specimens for the name alone, contributing to its rarity.