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Amphibians
Arizona treefrog, Huachuca Canelo population
Austin blind salamander
Bay Springs salamander
Berry cave salamander
Black warrior waterdog
Chamberlain's dwarf salamander
Columbia spotted frog, Great Basin population
Coquí llanero
Cumberland dusky salamander
Eastern hellbender
Florida bog frog
Georgetown salamander
Georgia blind salamander
Gulf hammock dwarf siren
Jemez Mountain salamander
Jollyville Plateau salamander
Neuse River waterdog
Northern leopard frog
Oklahoma salamander
One-toed amphiuma
Oregon spotted frog
Ozark hellbender
Patch-nosed salamander
Relict leopard frog
Salado salamander
Seepage salamander
Sierra Nevada yellow-legged frog
Streamside salamander
Striped newt
Tehachapi slender salamander
Tennessee cave salamander
West Virginia Spring salamander
Yosemite toad
Birds
Ashy storm petrel
Band-rumped storm petrel, Hawaii population
Bicknell's thrush
Black-footed albatross
Cactus ferruginous pygmy owl
Columbia Basin sage grouse
Eastern black rail
Elfin woods warbler
Florida sandhill crane
Friendly ground dove, American Samoa population
Greater sage grouse
Gunnison sage grouse
Kittlitz's murrelet
Lesser prarie-chicken
MacGillivray's seaside sparrow
Mono Basin sage grouse
Red knot
Scarlet Hawaiian honeycreeper ('I'iwi)
Spotless crake
Sprague's pipit
Streaked horned lark
Western gull-billed tern
Western yellow-billed cuckoo
White-tailed ptarmigan
Xantus's murrelet
Yellow-billed loon
Fish
Altamaha shiner
Arkansas darter
Ashy darter
Bankhead darter
Barrens darter
Barrens topminnow
Blackfin sucker
Bluehead shiner
Bluestripe shiner
Bridled darter
Broadstripe shiner
Caddo madtom
California golden trout
Candy darter
Carolina madtom
Carolina pygmy sunfish
Chesapeake logperch
Chucky madtom
Coal darter
Crystal darter
Cumberland darter
Diamond darter
Egg-mimic darter
Frecklebelly madtom
Grotto sculpin
Halloween darter
Headwater chub
Holiday darter
Kentucky arrow darter
Lake Sammamish kokanee salmon
Laurel dace
Least chub
Longhead darter
Longnose darter
Montana grayling
Northern cavefish
Orangefin madtom
Ouachita madtom
Ozark chub
Ozark shiner
Paleback darter
Pearl darter
Peppered Shiner
Piebald madtom
Popeye shiner
Rio Grande cutthroat trout
Robust redhorse
Rocky shiner
Roundtail chub in the lower Colorado River
Rush darter
Saddled madtom
Sharpnose shiner
Shawnee darter
Sickle darter
Sicklefin redhorse
Smalleye shiner
Smallscale darter
Spotted darter
Spring pygmy sunfish
Striated darter
Tippecanoe darter
Trispot darter
Tuscumbia darter
Warrior darter
Yellowcheek darter
Zuni bluehead sucker
Invertebrates
A caddisfly (Agarodes logani)
A cave obligate isopod (Caecidotea cannula)
Acute elimia
Alabama cave crayfish
Alabama hickorynut
Alabama pearlshell
Alabama rainbow
Alabama spike
Alachua light fleeing cave crayfish
Altamaha arcmussel
Altamaha spinymussel
Amargosa tryonia
Ample elimia
Anchialine pool shrimp (Metabetaeus lohena)
Anchialine pool shrimp (Palaemonella burnsi)
Anchialine pool shrimp (Procaris hawaiana)
Anchialine pool shrimp (Vetericaris chaceorum)
Angular dwarf crayfish
Apalachicola floater
Appalachian cave crayfish
Appalachian snaketail
Arkansas mudalia
Ash Meadows pebblesnail
Atlantic pigtoe
Avernus cave beetle
Bartram's hairstreak butterfly
Basalt juga
Bayou Bodcau crayfish
Bearded red crayfish
Beautiful crayfish
Beaverpond marstonia
Bifid duct pyrg
Big Bar hesperian
Big Blue Springs cave crayfish
Big Sandy crayfish
Big South Fork crayfish
Big Warm Spring pyrg
Bigcheek cave crayfish
Black Creek crayfish
Black mudalia
Blackbarred crayfish
Blackline megalagrion damselfly
Blood River crayfish
Blue Point pyrg
Blue Spring hydrobe snail
Blueridge springfly
Brawleys Fork crayfish
Broad River burrowing crayfish
Broad River spiney crayfish
Brook floater
Brother spike
Burrington jumping-slug
Burrowing bog crayfish
Butterfield pyrg
Calcasieu crayfish
Calvert's emerald
Camp Valley pyrg
Canary duskysnail
Canoe Creek pigtoe
Caper elimia
Casey's June beetle
Chattooga River crayfish
Chauga crayfish
Chelan mountainsnail
Cherokee clubtail
Chickamauga crayfish
Choctaw bean
Chowanoke crayfish
Chupadera springsnail
Cinnamon juga
Clifton cave beetle
Clifton Spring hydrobe snail
Coastal flatwoods crayfish
Coastal lowland cave crayfish
Cobble elimia
Cobblestone tiger beetle
Cockle elimia
Coldwater crayfish
Coleman cave beetle
Columbia duskysnail
Columbia Oregonian
Compact elimia
Conasauga blue burrower
Cooper's cave amphipod
Coosa creekshell
Coosawattae crayfish
Coral Pink Sand Dunes tiger beetle
Corn Creek pyrg
Corpulent hornsnail
Crater Lake tightcoil
Crested riverlet crayfish
Crimson Hawaiian damselfly
Crossroads cave beetle
Crystal springsnail
Cumberland Gap cave beetle
Cumberland moccasinshell
Cylinder elimia
Cypress crayfish
Dakota skipper
Dalles sideband
Delicate spike
Dense hydrobe snail
Diamond Y spring snail
Diminuitive pebblesnail
Diminutive amphipod
Disjunct pebblesnail
Distal gland springsnail
Domed ancylid
Dougherty plain cave crayfish
Dry Fork Valley cave beetle
Duckwater pyrg
Duckwater Warm Springs pyrg
Dukes' skipper
Edmund's snaketail
Elegant elimia
Elk River crayfish
Elongate gland springsnail
Elongate mud meadows pyrg
Emigrant pyrg
Engraved elimia
Enterprise siltsnail
Etowah crayfish
Evening fieldslug
Fairbanks springsnail
Flag pyrg
Flat-top pebblesnail
Flat-topped steptoe pyrg
Florida brown checkered summer sedge
Florida cave amphipod
Florida cave crayfish
Florida cave crayfish
Florida fairy shrimp
Florida leafwing butterfly
Fluted kidneyshell
Fowler's cave beetle
Fragile tree snail
Freemouth hydrobe snail
Fuzzy pigtoe
Gila springsnail
Globular pebblesnail
Gonzales springsnail
Grandfather Mountain crayfish
Grated tryonia
Green floater
Greenbrier cave crayfish
Greensboro burrowing crayfish
Guam tree snail
Hamlin Valley pyrg
Hardin crayfish
Hardy pyrg
Hatchie burrowing crayfish
Helmet rocksnail
Highlands tiger beetle
Hiwassee headwater crayfish
Hobb's cave amphipod
Hoko vertigo
Huachuca springsnail
Hubbard's cave beetle
Hubbs pyrg
Hubricht's cave beetle
Humped tree snail
Icebox Cave beetle
Ichetucknee siltsnail
Inflated floater
Inflated spike
Inquirer cave beetle
Insular cave beetle
Irons fork burrowing crayfish
Jackson Prairie drayfish
Jefferson County crayfish
Karst snowfly
Kenk's amphipod
Kentucky creekshell
Kisatchie painted crayfish
Knobby rams-horn
Knobby rocksnail
Lagniappe crayfish
Lake Valley pyrg
Lanai tree snail (Partulina semicarinata)
Lanai tree snail (Partulina variabilis)
Landyes pyrg
Langford's tree snail
Lean crayfish
Least crayfish
Lilyshoals elimia
Linda's roadside-skipper
Little Kennedy cave beetle
Little Oecetis longhorn caddisfly
Little Tennessee crayfish
Lobed roachfly
Lockes pyrg
Longitudinal gland pyrg
Longsolid
Lost Creek pebblesnail
Louisiana eyed silkmoth
Louisiana needlefly
Louisville cave beetle
Maddens cave Beetle
Magnificent rams-horn
Maiden Spring cave beetle
Mammoth Spring crayfish
Manitou cavesnail
Mardon skipper butterfly
Mariana eight-spot butterfly
Mariana wandering butterfly
Masked duskysnail
Median gland Nevada pyrg
Miami blue butterfly
Miami cave crayfish
Mimic crayfish
Minute cave amphipod
Minute tryonia
Mississippi flatwoods crayfish
Moapa pebblesnail
Moapa Valley pyrg
Morrison's cave amphipod
Morse's little plain brown sedge
Mountain River cruiser
Mt. Charleston blue butterfly
Mud dlimia
Narrow pigtoe
Natural Bridge cave beetle
Neosho mucket
Nerite pebblesnail
Neritiform Steptoe Ranch pyrg
Nevares Spring naucorid bug
New Mexico springsnail
New River crayfish
New River Valley cave beetle
Newberry burrowing crayfish
Newcomb's tree snail
Nobletts cave beetle
Nodulose Coosa River snail
Northern steptoe pyrg
Nugget pebblesnail
Obey crayfish
Oceanic Hawaiian damselfly
Ocmulgee marstonia
Oktibbeha riverlet crayfish
Orange Lake cave crayfish
Orangeblack Hawaiian megalagrion damselfly
Orcutt's hazardia
Orlando cave crayfish
Ouachita burrowing crayfish
Ouachita creekshell
Overlooked cave beetle
Ozark emerald
Ozark pyrg
Page springsnail
Pahranagat pebblesnail
Palatka skipper
Pallid cave crayfish
Panama City crayfish
Phantom Lake cave snail
Phantom springsnail
Piedmont blue burrower
Point of Rocks tryonia
Pomace fly
Ponderous siltsnail
Potem pebblesnail
Princess elimia
Pristine crayfish
Prune elimia
Puerto Rico harlequin butterfly
Puget Oregonian
Purple lilliput
Purple skimmer
Putnum County Cave crayfish
Pygmy siltsnail
Pyramid pigtoe
Rabbitsfoot
Rare skipper
Rayed bean
Rayed creekshell
Regal burrowing crayfish
Reverse pebblesnail
Rogue Creek hydroptila caddisfly
Rosemont talussnail
Round ebonyshell
Round hickorynut
Round-rib elimia
Rye Cove isopod
Saint Paul cave beetle
Salamander mussel
Saline burrowing crayfish
San Bernadino springsnail
Santa Fe cave crayfish
Sarah's hydroptila caddisfly
Savannah lilliput
Say's spiketail
Septima's clubtail
Sequatchie caddisfly
Setose cream-and-brown-mottled microcaddisfly
Sevier snowfly
Shasta chaparral
Shasta hesperian
Shasta sideband
Shasta Springs pebblesnail
Sheepnose mussel
Shelta cave crayfish
Shortspire hornsnail
Shutispear crayfish
Silken cave beetle
Silver Glen Springs crayfish
Sisi
Siskiyou sideband
Skirted hornsnail
Slabside pearlymussel
Slenderclaw crayfish
Slenderwrist burrowing crayfish
Smokies needlefly
Smokies snowfly
Smooth mudalia
Snuffbox
Sonoran talussnail
Soothsayer cave beetle
South Branch Valley cave beetle
Southeast Nevada pyrg
Southern Duckwater pyrg
Southern elktoe
Southern kidneyshell
Southern lance
Southern sandshell
Southern snaketail
Southern steptoe pyrg
Speckled burrowing crayfish
Spectaclecase pearly mussel
Spider Cave crayfish
Spider elimia
Spiny riversnail
Spiny scale crayfish
Spinytail crayfish
Sportinggoods tryonia
Spotted rocksnail
Spring Mountains pyrg
St. John's elephantear
Stephan's riffle beetle
Sterile Basin pyrg
Sub-globose snake pyrg
Sub-globose Steptoe Ranch pyrg
Sucarnoochee River crayfish
Suwannee moccasinshell
Sykora's hydroptila caddisfly
Tall pebblesnail
Tallapoosa orb
Tapered pigtoe
Tatum cave beetle
Taylor'scheckerspot butterfly
Tehamana chaparral
Tennessee cave crayfish
Tennessee clubshell
Tennessee clubtail
Tennessee forestfly
Tennessee heelsplitter
Tennessee pigtoe
Texas emerald
Texas hornshell
Thomas' cave beetle
Three Forks springsnail
Three-tooth triaenodes caddisfly
Tidewater amphipod
Tombigbee riverlet crayfish
Tutuila tree snail
Umbilicate pebblesnail
Virginia stone
Waccamaw fatmucket
Walnut elimia
Warrior pigtoe
Warton cave meshweaver
Wekiu bug
Wekiwa hydrobe snail
Wekiwa siltsnail
Western fanshell
Westfall's clubtail
White River Valley pyrg
Wintu sideband
Woodville Karst cave crayfish
Yalobusha riverlet crayfish
Yazoo crayfish
Yellow lance
Yellow-sided clubtail
Mammals
American wolverine
Brush prairie pocket gopher
Cathlamet pocket gopher
Dusky tree vole
Eastern small-footed bat
Florida bonneted bat
Gunnison's prairie dog
Insular cotton rat
Mariana sheath-tailed bat
Mexican gray wolf
Mohave ground squirrel
New England cottontail rabbit
New Mexico meadow jumping mouse
Northern long-eared bat
Northern Rocky Mountain fisher
Olympia pocket gopher (Thomomys mazama pugetensis)
Olympic pocket gopher (Thomomys mazama melanops)
Pacific fisher
Pacific walrus
Pine Island oryzomys
Roy Prairie pocket gopher
San Bernardino flying squirrel
Sanibel Island oryzomys
Sheath-tailed bat, American Samoa population
Shelton pocket gopher
Sherman's short-tailed shrew
Southern Idaho ground squirrel
Tacoma pocket gopher
Tenino pocket gopher
Washington ground squirrel
Yelm pocket gopher
Plants
A hornwort (Megaceros aenigmaticus)
Aboriginal prickly-apple
Acuna cactus
A'e
Agave eggersiana
Aiea
Ala'ala'wai'nui'
Alani (Melicope christophersenii)
Alani (Melicope hiiakae)
Alani (Melicope makahae)
'Anunu
Apalachicola wild indigo
Appalachian fissidens moss
Awikiwiki
Bartram stonecrop
Bear tupelo
Beardless chinch weed
Big Cypress epidendrum
Big Pine partridge pea
Black-bract pipewort
Blodgett's silverbush
Bog asphodel
Bog spicebush
Boykin's lobelia
Bracted phyllostegia
Brand's phacelia
Bryson's sedge
Cape Fear spatterdock
Cape Sable orchid
Cape Sable thoroughwort
Carolina birds-in-a-nest
Carolina bishopweed
Carolina hemlock
Carter's small-flowered flax
Christella boydiae
Christ's paintbrush
Churchill Narrows buckwheat
Ciliate-leaf tickseed
Clam-shell prchid
Correll's false dragon-head
Curtis' loosestrife
DeBeque phacelia
Doll's-daisy
Eared coneflower
Edison's ascyrum
Elliott's croton
'Ena'ena
Eupatorium paludicola
Everglades bully
Fickeisen plains
Florida brickell bush
Florida bristle fern
Florida pineland crabgrass
Florida pondweed
Florida prairie-clover
Florida semaphore cactus
Florida willow
Georgia aster
Georgia leadplant
Georgia rockcress
Gierisch mallow
Glade-cress
Godfrey's privet
Godfrey's stitchwort
Goose creek milk-vetch
Gorge leafy liverwort
Guadalupe fescue
Gulf sweet pitcherplant
Haha (Cyanea asplenifolia)
Haha (Cyanea calycina)
Haha (Cyanea kunthiana)
Haha (Cyanea lanceolata)
Haha (Cyanea obtusa)
Haha (Cyanea tritomantha)
Hairy-peduncled beakrush
Ha'iwale (Cyrtandra filipes)
Ha'iwale (Cyrtandra kaulantha)
Ha'iwale (Cyrtandra oxybapha)
Ha'iwale (Cyrtandra sessilis)
Hala pepe (Pleomele fernaldii)
Hala pepe (Pleomele forbesii)
Hall's bulrush
Hall's pocket moss
Harper's fimbristylis
Harper's heartleaf
Hartwrightia
Hawaiian fescue
Henry's spider-lily
Hirst's panic grass
Holei
Hulumoa
Impressed-nerved sedge
Island brittleleaf
Kampuaa'a
Kaulu
Kentucky gladecress
Kolea (Myrsine fosbergii)
Kolea (Myrsine vaccinioides)
Ko'oko'olau (Bidens amplectens)
Ko'oko'olau (Bidens campylotheca ssp. paihoiensis)
Ko'oko'olau (Bidens campylotheca ssp. pentamera)
Ko'oko'olau (Bidens conjuncta)
Ko'oko'olau (Bidens micrantha ssp. ctenophylla)
Kopiko
Kral's yellow-eyed-grass
Large-flowered Barbara's-buttons
Las Vegas buckwheat
Lea's bog lichen
Lemmon's fleabane
Lobed barren-strawberry
Long Beach seedbox
Lowland loosestrife
Makou (Ranunculus hawaiensis)
Makou (Ranunculus mauiensis)
Many-flowered phyllostegia
Ma'oli'oli (Schiedea pubescens)
Ma'oli'oli (Schiedea salicaria)
Meadow joint-vetch
Nanu
Narrowleaf Carolina scalystem
Narrowleaf naiad
Neches River rose-mallow
Nohoanu (Geranium hanaense)
Nohoanu (Geranium hillebrandii)
Northern wormwood
Ocala vetch
Ocmulgee skullcap
Ohe
Oklahoma grass pink
Ozark chinquapin
Packard's milkvetch
Pagosa skyrocket
Panhandle lily
Panhandle meadow-beauty
Parachute penstemon
Pineland sandmat
Platydesma cornuta var. cornuta
Platydesma cornuta var. decurrens
Popolo
Puerto Rico manjack
Purple balduina
Ramshaw Meadow sand-verbena
Raven's seedbox
Red Mountain buckwheat
Red Mountain stonecrop
Reedgrass (Calamagrostis expansa)
Reedgrass (Calamagrostis hillebrandii)
Remy pilokea
Rivergrass
Rockcastle wood-aster
Rough-stemmed aster
San Fernando Valley spineflower
Sand flax
Sarracenia purpurea var. montana
Seaside alder
Sharp's leafy liverwort
Shinner's sunflower
Short's bladderpod
Siskiyou mariposa lily
Sleeping Ute milk-vetch
Small-flower meadow-beauty
Small-headed pipewort
Smooth-barked St. John's-wort
Soldier Meadows cinquefoil
Southern meadowrue
Southern racemose goldenrod
Spathulate seedbox
Stenogyne cranwelliae
Sun-facing coneflower
Swamp buckthorn
Tahoe yellow cress
Takeuch's lip fern
Tennessee pondweed
Texas golden gladecress
Texas screwstem
Texas trillium
Thin-wall quillwort
Thorne's beakrush
Umtanum desert-buckwheat
Vandenberg monkeyflower
Variable-leaved Indian-plantain
Water stitchwort
Wawae 'iole (Microlepia strigosa var. mauiensis)
Wawae 'iole (Phlegmariurus stemmermanniae)
Webber's ivesia
Wedge spurge
West Florida cow-lily
West's flax
Wherry's sweet pitcherplant
White bluffs bladderpod
White fringeless orchid
White River beardtongue
Whorled sunflower
Winter quillwort
Wire-leaved dropseed
Yadkin River goldenrod
Yellow anisetree
Reptiles
Alabama map turtle
Barbour's map turtle
Black-knobbed map turtle
Black pine snake
Eastern massasauga
Eastern ribbonsnake - lower Florida Keys
Escambia map turtle
Florida Keys mole skink
Florida red-bellied turtle - Florida Panhandle
Kirtland's snake
Louisiana pine snake
Mexican garter snake
Mojave fringe-toed lizard
Northern red-bellied cooter
Pascagoula map turtle
Sand dune (sagebrush) lizard
Sonoran desert tortoise
Sonoyta mud turtle
South Florida rainbow snake
Striped mud turtle - lower Florida Keys
Tucson shovel-nosed snake
Western chicken turtle
