Family Long-toed Water Beetles (Dryopidae)
Dryopidae is a family in the order Coleoptera. Browse 19 named species recorded in this family, or open an individual profile for its available identification and natural-history information.
Species in Dryopidae (19)
Dryops arizonensis
Dryops arizonensis
Identification: Pronotum on each side with a conspicuous, complete sublateral longitudinal sulcus; pubescent; brown Det. M. A. Quinn, 2013 Type Locality: Phoenix, Arizona
Dryops luridus
Dryops luridus
Length about 4 mm. Covered in hairs and with hook-like claws for crawling on under-water vegetation. Along the banks of various water bodies, typically amongst moss. All year round, but most likely to be recorded in summer. Records on NBN suggest tha
Helichus suturalis
Helichus suturalis
often abundant and frequently the only dryopoid in lowland southwestern streams.
Comal Springs Dryopid Beetle
Stygoparnus comalensis
Identification: vestigial (non-functional) eyes, weakly pigmented, translucent, and thin-skinned. Federally listed endangered species in 1997 , Texas Parks & Wildlife considers this to be a "Species of Greatest Conservation Need" (SGCN) first collect
Dryops auriculatus
Dryops auriculatus
Dryops ernesti
Dryops ernesti
Dryops gracilis
Dryops gracilis
Dryops lutulentus
Dryops lutulentus
Dryops similaris
Dryops similaris
Dryops subincanus
Dryops subincanus
Dryops viennensis
Dryops viennensis
Helichus basalis
Helichus basalis
Helichus fastigiatus
Helichus fastigiatus
Helichus lithophilus
Helichus lithophilus
Helichus striatus
Helichus striatus
Helichus triangularis
Helichus triangularis
Pelonomus obscurus
Pelonomus obscurus
Postelichus immsi
Postelichus immsi
Postelichus productus
Postelichus productus