Photo of a devil crayfish.

    Devil Crayfish

    Lacunicambarus aff. diogenes
    ellipse

    Ellipse and Bleedingtooth

    Venustaconcha ellipsiformis and V. pleasii
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    Photo of a northern, also called virile, crayfish.

    Virile Crayfish (Northern Crayfish)

    Faxonius virilis (formerly Oronectes virilis)
    Water springtails congregate in water above soggy dead leaves

    Water Springtail

    Podura aquatica