GENERAL:  multi-taxa

Maryland Biodiversity Project

Mid-Atlantic Invertebrate Field Studies (MAIFS)

ARACHNIDA:  spiders, mites, ticks, harvestmen, etc.

The Harvestmen of Maryland

HYMENOPTERA:  bees, wasps, ants

Bees of Howard County

LEPIDOPTERA:  butterflies, moths

The Butterflies of Howard County, Maryland

ODONATA:  dragonflies, damselflies

Howard County Odonates (Photo Gallery)

Howard County Dragonflies & Damselflies (List and phenograms)

Dragonflies of Maryland & Washington D. C.

Damselflies of Maryland and Washington D.C.