"fragile papershell"

Key Phrases: North America, United States, Rio Grande, Colorado River, New York, British Columbia, freshwater ecoregion, virile crayfish, other aquatic vertebrates, threehorn wartyback, two terrestrial ecoregions, western pearlshell (see more)

Key Phrases: North America, United States, Rio Grande, Colorado River, New York, British Columbia, Great Basin, Geological Survey, Great Plains, New Mexico, Yukon River, Great Lakes, Gulf of Mexico, Fraser River, Aquatic Sciences, Green River, Central Lowland, Willamette River, Snake River, Lawrence River, Sierra Nevada, Temperate Deciduous Forest Freshwater, Bear River, Hudson Bay, San Antonio, freshwater ecoregion, virile crayfish, other aquatic vertebrates, threehorn wartyback, two terrestrial ecoregions, western pearlshell, midland smooth softshell turtle, water ecoregions, yellow sandshell, mean monthly air temperature, fluvial section, aquatic herpetofauna, boreal smelt, boreal western toad, slackwater sites, brittle naiad, fragile papershell, forested floodplain swamp, river fragmentation, virgin discharge, white heelsplitter, roundnose minnow, stripeneck musk turtle, eastern elliptio, western aquatic garter snake (see less)

Key Phrases: Gulf Region, New England, New York, Cape Cod, Wilson Coll, Museum Bulletin, var spp, std sense, infs responding, see quot, esp freq, total infs (see more)

Key Phrases: Gulf Region, New England, New York, Cape Cod, Wilson Coll, Museum Bulletin, Harper's New Mth, New Orleans, United States, Lyons Plant Names, Vines Trees, Audubon Field Guide, North Carolina, Century Dict, Hench Coll, Goode Fisheries, Woods Words, Midi See Map, Audubon Soc, Program Guide, Forest Serv, Harder Coll, Small Manual, Century Illustr, Clute Amer, var spp, std sense, infs responding, see quot, esp freq, total infs, common wild bush, scrooch owl, first thin coating, oversize stomach, joking names, past pple, first thin ice, see sedge grass, total lnfs, adj phr, crowds around lights, var fishes, various popular names, razorback buffalo, poison alder, railroad daisy, sass hole, short stick lying, insect that holds (see less)

Key Phrases: Lake Michigan, Lake County, Cook County, Berrien County, Kankakee River, Indiana Dunes, leafy prairie clover, gravel prairies, deepwater ciscoes, morainal lakes, sand prairies, central dunes (see more)

Key Phrases: Lake Michigan, Lake County, Cook County, Berrien County, Kankakee River, Indiana Dunes, United States, Lake Calumet, Great Lakes, Will County, Walworth County, Des Plaines River, Porter County, Illinois River, Kane County, Illinois Beach State Park, Calumet River, Fox River, Lake Chicago, Michigan City, Chicago River, Lake Geneva, Trout Park, Grundy County, Racine County, leafy prairie clover, gravel prairies, deepwater ciscoes, morainal lakes, sand prairies, central dunes, conservative species, low blueberry, mesic forests, tussock sedge, massasauga rattlesnakes, prairie species, wet prairie, sedge meadows, rattlesnake master, fringed orchid, spotted turtles, spike rush (see less)

Key Phrases: Internal Characters, Plate Figures, Reported Fish Hosts, Pennsylvania River Drainage System, General Range, Status of Shell, similar species, typical adult shell, iridescent toward the posterior end, pseudocardinal teeth, anterior muscle scar, beak cavity (see more)

Key Phrases: Internal Characters, Plate Figures, Reported Fish Hosts, Pennsylvania River Drainage System, General Range, Status of Shell, Special Notes, Ohio River, Subfamily Lampsilinae Composition, Subfamily Anodontinae Composition, New York, Subfamily Pleurobeminae Composition, Delaware River, Subfamily Ambleminae Composition, Triangular Large, Susquehanna River, Medium Moderate Inflation Lampsilis, Nova Scotia, Yellowish White Lampsilis, Medium Moderate Inflation Alasmidonta, South Carolina, Few Faint Lines Large, Double Loops, Great Lakes, Lancaster County, similar species, typical adult shell, iridescent toward the posterior end, pseudocardinal teeth, anterior muscle scar, beak cavity, rough growth lines, small extra tooth, faint green rays, sculptured with ridges, torulosa rangiana, periostracum greenish, pallial line, posterior ridge, tinged with salmon, posterior slope, left valve, few faint lines, believed extirpated, greenish rays, fish hosts, right valve, lateral teeth, coarse ridges, older shells (see less)