Freshwater Gastropods of North America

Editor’s Note – This essay was subsequently published as: Dillon, R.T., Jr. (2019c) Is Gyrotoma extinct?  Pp 113 - 116 in The Freshwater Ga...

Editor’s Note – This essay was subsequently published as: Dillon, R.T., Jr. (2019c) Pleurocera alveare: Another case of CPP?  Pp 109 - 112 ...

Editor’s Note – This essay was subsequently published as: Dillon, R.T., Jr. (2023c)  Twenty Years of FWGNA.  Pp 1 – 7 in The Freshwater Gast...

Last Wednesday I received an email from Mike Cole of Cole Ecological, forwarded by our good buddy Tim Pearce.  Attached to Mike’s message w...

Editor’s Note – This essay was subsequently published as: Dillon, R.T., Jr. (2023c)  Invasive Species Updates.  Pp 15 – 22 in The Freshwate...

Last month [1] we reviewed the Gastropoda chapter contributed by Christopher Rogers to the new Fourth Edition of Thorp & Covich’s Ke...

Thorp, J. H., and D. C. Rogers (2016) Keys to Nearctic Fauna.  Thorp and Covich’s Freshwater Invertebrates, Fourth Edition .  Volume II. ...