Alan Cressler:
Acanthopleura granulata, Isla Caja de Muertos, Reserva Natural de Isla Caja de Muertos, Municipio de Ponce, Puerto Rico 1
Alan Cressler:
Acanthopleura granulata, Playa Sardinera, Isla de la Mona, Reserva Natural Isla de la Mona, Municipio de Mayaguez, Puerto Rico 1
Alan Cressler:
Allopeas gracile, Kuamoo Point Cave No. 1, Hawaii County, Hawaii 1
Alan Cressler:
Alycaeus globosus, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 1
Alan Cressler:
Alycaeus globosus, Gunung Mulu National Park, Borneo, Sarawak, Malaysia 3
Alan Cressler:
Amblema elliottii, Conasauga River, Whitfield and Murray Counties, Georgia 2
Alan Cressler:
Amblema elliottii, Conasauga River, Whitfield and Murray Counties, Georgia 4
Alan Cressler:
Amblema plicata (Juvenile), Paint Rock River, Private Farm, Jackson County, Alabama, Composite 1
Alan Cressler:
Amblema plicata (Juvenile), Paint Rock River, Private Farm, Jackson County, Alabama, Composite 1a
Alan Cressler:
Amnicola species, Hiwassee River, Polk County, Tennessee 1
Alan Cressler:
Amphidromus species, Near Deer Cave, Gunung Mulu National Park, Sarawak, Malaysia 1
Alan Cressler:
Anadara brasiliana, Jekyll Island, Glynn County, Georgia 1
Alan Cressler:
Anguispira alternata, Cedar Mountain Cliffs, Nickajack Reservation, Marion County, Tennessee 1
Alan Cressler:
Anguispira cumberlandiana, Sharp-Bingham Mountain Preserve, The Nature Conservancy, Jackson County, Alabama 1
Alan Cressler:
Anguispira cumberlandiana, Sharp-Bingham Mountain Preserve, The Nature Conservancy, Jackson County, Alabama 1a
Alan Cressler:
Anguispira cumberlandiana, Sharp-Bingham Mountain Preserve, The Nature Conservancy, Jackson County, Alabama 2
Alan Cressler:
Anguispira cumberlandiana, Sharp-Bingham Mountain Preserve, The Nature Conservancy, Jackson County, Alabama 2a
Alan Cressler:
Anguispira cumberlandiana, Stephens Gap Hollow, Jackson County, Alabama 1
Alan Cressler:
Anguispira cumberlandiana, Stephens Gap Hollow, Jackson County, Alabama 3
Alan Cressler:
Anguispira cumberlandiana, Stephens Gap Hollow, Jackson County, Alabama 4
Alan Cressler:
Anguispira picta, Buck Creek Cove, Franklin County, Tennessee 1
Alan Cressler:
Anguispira picta, Buck Creek Cove, Franklin County, Tennessee 2
Alan Cressler:
Anguispira picta, Buck Creek Cove, Franklin County, Tennessee 3
Alan Cressler:
Anguispira strongylodes, Alaculsy Valley, Murray County, Georgia 1
Alan Cressler:
Anguispira strongylodes, Estivating on Cotinus Obovatus, Laddis Rectum Pit, Fox Mountain, DeKalb County, Alabama 1
Alan Cressler:
Anguispira strongylodes, Hogjowl Gulf, Crockford-Pigeon Mountain Wildlife Management Area, Walker County, Georgia 1
Alan Cressler:
Anguispira strongylodes, Hogjowl Gulf, Crockford-Pigeon Mountain Wildlife Management Area, Walker County, Georgia 1a
Alan Cressler:
Anguispira strongylodes, Little Beaver Spring Run Valley, Bartow County, Georgia 1
Alan Cressler:
Anguispira strongylodes, Little Beaver Spring Run Valley, Bartow County, Georgia 1a
Alan Cressler:
Anguispira strongylodes, McWhorter Gulf, Pigeon Mountain, Crockford-Pigeon Mountain Wildlife Management Area, Walker County, Georgia 1
