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Image by Jeremy Bezanger

Credit: USFWS/Ann Froschauer

Species Codes

Refer to this list to convert between the codes for species names, couplets, and groupings.

Species

Common name
Scientific name
Four-letter species code
Six-letter species code
Pallid bat
Antrozous pallidus
ANPA
ANTPAL
Jamaican fruit-eating bat
Artibeus jamaicensis
ARJA
ARTJAM
Antillean fruit-eating bat
Brachyphylla cavernarum
BRCA
BRACAV
Mexican long-tongued bat
Choeronycteris mexicana
CHME
CHOMEX
Rafinesque's big-eared bat
Corynorhinus rafinesquii
CORA
CORRAF
Townsend's big-eared bat
Corynorhinus townsendii
COTO
CORTOW
Ozark big-eared bat
Corynorhinus townsendii ingens
COTI
COTOIN
Virginia big-eared bat
Corynorhinus townsendii virginianus
COTV
COTOVI
Hairy-legged vampire bat
Diphylla ecaudata
DIEC
DIPECA
Big brown bat
Eptesicus fuscus
EPFU
EPTFUS
Spotted bat
Euderma maculatum
EUMA
EUDMAC
Florida bonneted bat
Eumops floridanus
EUFL
EUMFLO
Greater bonneted bat
Eumops perotis
EUPE
EUMPER
Underwood's bonneted bat
Eumops underwoodi
EUUN
EUMUND
Allen's big-eared bat
Idionycteris phyllotis
IDPH
IDIPHY
Silver-haired bat
Lasionycteris noctivagans
LANO
LASNOC
Eastern red bat
Lasiurus borealis
LABO
LASBOR
Hoary bat
Lasiurus cinereus
LACI
LASCIN
ʻōpeʻapeʻa; Hawaiian Hoary Bat
Lasiurus cinereus semotus
LACS
LACISE
Southern yellow bat
Lasiurus ega
LAEG
LASEGA
Desert Red Bat
Lasiurus frantzii
LAFR
LASFRA
Northern yellow bat
Lasiurus intermedius
LAIN
LASINT
Minor red bat
Lasiurus minor
LAMI
LASMIN
Seminole bat
Lasiurus seminolus
LASE
LASSEM
Western yellow bat
Lasiurus xanthinus
LAXA
LASXAN
Mexican long-nosed bat
Leptonycteris nivalis
LENI
LEPNIV
Lesser long-nosed bat
Leptonycteris yerbabuenae
LEYE
LEPYER
California leaf-nosed bat
Macrotus californicus
MACA
MACCAL
Pallas' mastiff bat
Molossus  molossus
MOMO
MOLMOL
Peter's ghost-faced bat
Mormoops megalophylla
MOME
MORMEG
Southwestern myotis
Myotis auriculus
MYAR
MYOAUR
Southeastern myotis
Myotis austroriparius
MYAU
MYOAUS
California myotis
Myotis californicus
MYCA
MYOCAL
Western small-footed myotis
Myotis ciliolabrum
MYCI
MYOCIL
Long-eared myotis
Myotis evotis
MYEV
MYOEVO
Gray bat
Myotis grisescens
MYGR
MYOGRI
Keen's myotis
Myotis keenii
MYKE
MYOKEE
Eastern small-footed myotis
Myotis leibii
MYLE
MYOLEI
Little brown bat
Myotis lucifugus
MYLU
MYOLUC
Arizona myotis
Myotis occultus
MYOC
MYOOCC
Northern long-eared bat
Myotis septentrionalis
MYSE
MYOSEP
Indiana bat
Myotis sodalis
MYSO
MYOSOD
Fringed myotis
Myotis thysanodes
MYTH
MYOTHY
Cave bat myotis
Myotis velifer
MYVE
MYOVEL
Long-legged myotis
Myotis volans
MYVO
MYOVOL
Yuma myotis
Myotis yumanensis
MYYU
MYOYUM
Greater bulldog bat
Noctilio leporinus
NOLE
NOCLEP
Evening bat
Nycticeius humeralis
NYHU
NYCHUM
Pocketed free-tailed bat
Nyctinomops femorosaccus
NYFE
NYCFEM
Big free-tailed bat
Nyctinomops macrotis
NYMA
NYCMAC
Canyon bat
Parastrellus hesperus
PAHE
PARHES
Tri-colored  bat
Perimyotis subflavus
PESU
PERSUB
Red fruit bat
Stenoderma rufum
STRU
STERUF
Brazilian free-tailed bat
Tadarida brasiliensis
TABR
TADBRA

Couplets and Groupings

Common names
Scientific names 
Label
Pallid bat, big brown bat
Antrozous pallidus, Eptesicus fuscus
ANPAEPFU  
Rafinesque's big-eared bat, Ozark big-eared bat
Corynorhinus rafinesquii, Corynorhinus townsendii ingens
CORACOTI
Rafinesque's big-eared bat, Virginia big-eared bat
Corynorhinus rafinesquii, Corynorhinus townsendii virginianus
CORACOTV
Big brown bat, eastern red bat
Eptesicus fuscus, Lasiurus borealis
EPFULABO
Big brown bat, Hoary bat
Eptesicus fuscus, Lasiurus cinereus
EPFULACI
Big brown bat, silver-haired bat
Eptesicus fuscus, Lasionycteris noctivagans
EPFULANO
Big brown bat, Western yellow bat
Eptesicus fuscus, Lasiurus xanthinus
EPFULAXA
Big brown bat, little brown bat
Eptesicus fuscus, Myotis lucifugus
EPFUMYLU
Big brown bat, Evening bat
Eptesicus fuscus, Nycticeius humeralis
EPFUNYHU
Big brown bat, Brazilian free-tailed bat
Eptesicus fuscus, Tadarida brasiliensis
EPFUTABR
Spotted bat, Greater bonneted bat
Euderma maculatum, Eumops perotis
EUMAEUPE
Spotted bat, Allen's big-eared bat
Euderma maculatum, Idionycteris phyllotis
EUMAIDPH
Greater bonneted bat, Big free-tailed bat
Eumops perotis, Nyctinomops macrotis
EUPENYMA
Western red bat, canyon bat
Lasiurus blossevillii, Parastrellus hesperus
LABLPAHE
Eastern red bat, Desert Red Bat
Lasiurus borealis, Lasiurus frantzii
LABOLAFR
Eastern red bat, Northern yellow bat
Lasiurus borealis, Lasiurus intermedius
LABOLAIN
Eastern red bat, Seminole bat
Lasiurus borealis, Lasiurus seminolus
LABOLASE
Eastern red bat, little brown bat
Lasiurus borealis, Myotis lucifugus
LABOMYLU
Eastern red bat, evening bat
Lasiurus borealis, Nycticeus humeralis
LABONYHU
Eastern red bat, tricolored bat
Lasiurus borealis, Perimyotis subflavus
LABOPESU
Hoary bat, silver-haired bat
Lasiurus cinereus, Lasionycteris noctivagans
LACILANO
Hoary bat, Pocketed free-tailed bat
Lasiurus cinereus, Nyctinomops femorosaccus
LACINYFE
Hoary bat, Mexican free-tailed bat
Lasiurus cinereus, Tadarida brasiliensis
LACITABR
Desert red bat, Western yellow bat
Lasiurus frantzii, Lasiurus xanthinus
LAFRLAXA
Silver-haired bat, Brazilian free-tailed bat 
Lasiurus noctivagans, Tadarida brasiliensis
LANOTABR
Long-eared or Keen's myotis, and northern long-eared bat 
Myotis evotis, Myotis keenii, Myotis septentrionalis
LEMY
Unknown species in the Leptonycteris genus
Leptonycteris sp.
LESP
Little brown bat, Indiana bat
Myotis lucifugus/Myotis sodalis
LUSO
Southwestern myotis, Long-eared myotis
Myotis auriculus, Myotis evotis
MYARMYEV
Southeastern myotis, Eastern small-footed myotis
Myotis austroriparius, Myotis leibii
MYAUMYLE
Southeastern myotis, Indiana bat
Myotis austroriparius, Myotis sodalis
MYAUMYSO
California myotis, western small-footed myotis
Myotis californicus, Myotis ciliolabrum
MYCAMYCI
California myotis, Yuma myotis
Myotis californicus, Myotis yumanensis
MYCAMYYU
Western small-footed myotis, long-legged myotis
Myotis ciliolabrum, Myotis volans
MYCIMYVO
Long-eared myotis, Northern long-eared bat
Myotis evotis, Myotis septentrionalis
MYEVMYSE
Long-eared myotis , fringed myotis
Myotis evotis, Myotis thysanodes
MYEVMYTH
Little brown bat, western small-footed myotis
Myotis lucifugus, Myotis ciliolabrum
MYLUMYCI
Little brown bat, Arizona myotis
Myotis lucifugus, Myotis occultus
MYLUMYOC
Little brown bat, northern long-eared bat
Myotis lucifugus, Myotis septentrionalis
MYLUMYSE
Little brown bat, Indiana bat
Myotis lucifugus, Myotis sodalis
MYLUMYSO
Little brown bat, Cave bat myotis
Myotis lucifugus, Myotis velifer
MYLUMYVE
Little brown bat, long-legged myotis
Myotis lucifugus, Myotis volans
MYLUMYVO
Little brown bat, Yuma myotis
Myotis lucifugus, Myotis yumanensis
MYLUMYYU
Northern long-eared bat, Indiana bat
Myotis septentrionalis, Myotis sodalis
MYSEMYSO
Unknown species in the Myotis genus
Myotis sp.
MYSP
Pocketed free-tailed bat, Big free-tailed bat
Nyctinomops femorosaccus, Nyctinomops macrotis
NYFENYMA
Pocketed free-tailed bat, Brazilian free-tailed bat
Nyctinomops femorosaccus, Tadarida brasiliensis
NYFETABR
Unknown species in the Nyctinomops genus
Nyctinomops sp.
NYSP
Canyon bat, Tri-colored bat
Parastrellus hesperus, Perimyotis subflavus
PAHEPESU

Frequency Classes

Definition
Label
Various species with pulses that have a minim um frequency of approximately 15-25 kHz
25k
Various species with pulses that have a minimum frequency of approximately 35-45 kHz
40k
Various species of Myotis with pulses that have a minimum frequency of approximately 35-45 kHz
40kMyo
Various species with pulses having a minimum frequency lower than ~30 kHz
LowF/LoF
Various species with pulses having a minimum frequency higher than ~30 kHz
HighF/HiF
Bat, but no grouping or user-defined category applies 
NoID
Not a bat
NOTBAT
Noise
NOISE
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