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hoplomegistidae
horusornithidae
humboldtianidae
hymenolepididae
hymenosomatidae
hypertragulidae
hypogastruridae
ichthyodectidae
ichthyosauridae
ichthyostegidae
interatheriidae
iridopterygidae
istiodactylidae
ixodorhynchidae
juraphyllitidae
kallokibotiidae
kentriodontidae
kuehneosauridae
laemobothriidae
lambdotheriidae
lamelliphoridae
lamproblattidae
leotiomycetidae
lepidotrichidae
leptestheriidae
leptochitonidae
leptodactylidae
leptodacytlidae
leptolaelapidae
leptophlebiidae
lernaeodiscidae
leucosoleniidae
limnocytheridae
liparoceratidae
liriodendroidae
lithotelestidae
longipterygidae
longobarditidae
lyelliceratidae
lysiosquillidae
macraucheniidae
macrodinychidae
macroscelididae
malacobdellidae
mammalodontidae
mastacembelidae
mastigamoebidae
mastotermitidae
meandropsinidae
megalichthyidae
megaloolithidae
megalornithidae
megatrigoniidae
melanodrymiidae
melanotaeniidae
membraniporidae
meniscotheridae
mesitornithidae
mesoraphidiidae
metacerithiidae
microbrachiidae
microcerberidae
microporellidae
micropterigidae
micropterygidae
microstomatidae
moitessieriidae
monjurosuchidae
monorhaphididae
myrmecophagidae
nannosquillidae
nebaliopsididae
nematotaeniidae
nemegtosauridae
neoicoceratidae
neolepetopsidae
neotenogyniidae
neottiophilidae
nettastomatidae
nothrotheriidae
nuculoceratidae
numidotheriidae
nyctyornithidae
ochyroceratidae
octopoteuthidae
odontophrynidae
odontopleuridae
oestocephalidae
olcostephanidae
oligopithecidae
omphalocirridae
ophiacodontidae
ophidiasteridae
ophiocephalidae
ophiodermatidae
ophionereididae
opisthorchiidae
opistognathidae
orbitestellidae
ornithosuchidae
orthacodontidae
orycteropodidae
ostenoteuthidae
ostodolepididae
pachycephalidae
pachylaelapidae
pagurapseudidae
palaeoamasiidae
palaeomerycidae
palaeothentidae
palaeotheriidae
palaeotrochidae
panteniphididae
paragoceratidae
parahygrobiidae
paralichthyidae
paramyxoviridae
parantennulidae
parastrachiidae
parholaspididae
parodoceratidae
pectinodontidae
pelagornithidae
pelagothuriidae
perisphinctidae
perissommatidae
petromyzontidae
phacopteronidae
phallomycetidae
phallostethidae
phascolarctidae
phenacodontidae
phlaeothripidae
phlebolepididae
phloeodictyidae
phloeostichidae
phloeothripidae
pholidosauridae
phoxocephalidae
phreatosuchidae
phrynosomatidae
phycodnaviridae
phylloceratidae
phyllodromiidae
phyllolepididae
plakobranchidae
platycephalidae
platycnemididae
platycrinitidae
platygasteridae
platystomatidae
plectoceratidae
plectrotarsidae
plesiochelyidae
plesiotrochidae
pleurosternidae
polycentropidae
polymorphitidae
polytremariidae
pommerozygiidae
popanoceratidae
pragoscutulidae
prionoceratidae
priscopedatidae
pristilomatidae
pristiophoridae
proborhyaenidae
procolophonidae
proconodontidae
procynosuchidae
proganochelidae
propeamussiidae
propupaspiridae
prosorhochmidae
prostyliferidae
proteoceratidae
proterosuchidae
protosquillidae
pseudocerotidae
pseudocheiridae
pseudocumatidae
pseudogarypidae
pseudomugilidae
pseudopomyzidae
pseudotriakidae
psilostomatidae
psychocidaridae
pteranodontidae
pterodactylidae
pterotracheidae
ptychagnostidae
ptychatractidae
pylaecephalidae
pylojacquesidae
raphistomatidae
rhabdornithidae
rhinatrematidae
rhinodermatidae
rhinotermitidae
rhizostomatidae
rhyacichthyidae
rhymmoceratidae
rhynchonellidae
rhytidocystidae
rubrobacteridae
saurosphargidae
scanochitonidae
schizocyathidae
schlotheimiidae
sclerosomatidae
scomberesocidae
scylacosauridae
scylliorhinidae
selenidioididae
serritermitidae
sloanbaataridae
solenopleuridae
sophiornithidae
spanionematidae
spelaeodiscidae
sphaerolichidae
sphaeropsocidae
spirocyclinidae
spirostreptidae
stahleckeriidae
stauroteuthidae
steatornithidae
stegocephalidae
stenopelmatidae
stenophlebiidae
stenotosauridae
stercoraracidae
sternoptychidae
steropodontidae
stethacanthidae
stomatosuchidae
strictispiridae
strigoceratidae
stylocephalidae
stylodactylidae
stylosphaeridae
sudeticeratidae
superbowlsundae
sweetognathidae
sylviornithidae
syringophilidae
taeniolabididae
tanystropheidae
tarphyceratidae
tarsophlebiidae
telmatherinidae
teratornithidae
termitaphididae
tetrabrachiidae
tetrapterygidae
tetrasquillidae
thaumetopoeidae
thoracopteridae
thylacoleonidae
thylacosmilidae
thysanophoridae
titanotheriidae
torquaratoridae
torridincolidae
trachelipodidae
trachichthyidae
trachyceratidae
trematosauridae
tremoctopodidae
triaenonychidae
trichoceratidae
triconodontidae
trictenotomidae
trigonotretidae
tritylodontidae
trixoscelididae
trochanteriidae
trochomorphidae
trochonematidae
troglosironidae
tropidodiscidae
typhlochactidae
tyrannosauridae
uruguaysuchidae
ventrolaminidae
vidrioceratidae
volborthellidae
vulcanodontidae
wukongopteridae
wutinoceratidae
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acanthoceratidae
acanthonematidae
acanthosomatidae
acleistorhinidae
actinobacteridae
actinocephalidae
adapisoriculidae
aenictopecheidae
agaricomycetidae
aikinetocystidae
albionbaataridae
allodaposuchidae
ancylostomatidae
anoplocephalidae
anostostomatidae
antarctosauridae
anthaspidellidae
anthracomartidae
aphelenchoididae
apsilocephalidae
apteropanorpidae
archaeobalanidae
archaeohyracidae
arsinoitheriidae
artedidraconidae
arthrosphaeridae
aspidosiphonidae
asterolecaniidae
asterostomatidae
astrapotheriidae
athoracophoridae
atrichornithidae
austropetaliidae
balaenicipitidae
batrachostomidae
bellerophontidae
betaflexiviridae
bougainvilliidae
brachioteuthidae
brachycephalidae
brachypsectridae
brachytrematidae
branchiosauridae
branchiostegidae
branchiostomidae
brevicoceratidae
calliostomatidae
canthyloscelidae
carcinosomatidae
carphodactylidae
caryophyllaeidae
caymanabyssiidae
caymanostellidae
ceratolasmatidae
chalicotheriidae
chaoyangsauridae
cheeneetnukiidae
cheilodactylidae
chimaerasuchidae
chiniquodontidae
chondracanthidae
cimolopterygidae
climacoceratidae
cochlostomatidae
coilopoceratidae
collodictyonidae
condylocardiidae
corallimorphidae
cordulegastridae
coryphaenoididae
cothurnocystidae
cravenoceratidae
cryptobranchidae
ctenochasmatidae
ctenosauriscidae
cyathocrinitidae
cylindrellinidae
cypselosomatidae
dawsonoceratidae
delphinulopsidae
deltatheridiidae
dendrocolaptidae
dendrophylliidae
dicamptodontidae
dikelocephalidae
diplomoceratidae
dipsadomorphidae
discophyllitidae
discosauriscidae
distichodontidae
dolichometopidae
dolichopsyllidae
dsungaripteridae
echinolampadidae
echinorhynchidae
echinostomatidae
eothinoceratidae
eotitanosuchidae
escavadodontidae
estonioceratidae
euphthiracaridae
fayettevilleidae
ferganoceratidae
fryxellodontidae
gastrioceratidae
gastromyzontidae
geisonoceratidae
glossoscolecidae
glyphipterigidae
gobiconodontidae
graciloceratidae
gymnophthalmidae
hammatoceratidae
hedenstroemiidae
hemigordiopsidae
herpetotheriidae
heterenchelyidae
heterozerconidae
histiostomatidae
huananoceratidae
hylaeochampsidae
ichthyornithidae
kalligrammatidae
kalophryganeidae
kosmoclymeniidae
kovalevisargidae
kuehneotheriidae
laevisoolithidae
lanthanosuchidae
lepidostomatidae
leptotyphlopidae
lindholmemydidae
lipothrixviridae
macrophthalmidae
malawispongiidae
mamenchisauridae
mandaloceratidae
mantophasmatidae
margaritiferidae
marseilleviridae
massospondylidae
mastigoteuthidae
mastodonsauridae
maxigoniatitidae
megabirnaviridae
megalodontesidae
melanocharitidae
melanorosauridae
mesocochliopidae
metastrongylidae
metriorhynchidae
microhypsibiidae
microstigmatidae
mongoloceratidae
mongolochelyidae
muraenolepididae
murchisonellidae
nannochoristidae
neomegamphopidae
nomismoceratidae
nothobranchiidae
notobranchaeidae
nycteroleteridae
nyctibatrachidae
nyctiphruretidae
omphalotrochidae
ophidioceratidae
ophryoscolecidae
opisthognathidae
opisthonematidae
ornithocheiridae
orthomyxoviridae
ostropomycetidae
otopheidomenidae
oxynoticeratidae
palaeoctopodidae
panderichthyidae
pantophthalmidae
papillomaviridae
paracalliopiidae
paralligatoridae
paramacellodidae
paraphragmitidae
parathelphusidae
pattersonellidae
paulchoffatiidae
pelecorhynchidae
permotanyderidae
phenacoceratidae
phenacolepadidae
philinoglossidae
phlegethontiidae
phoenicococcidae
phoenicopteridae
phoxichilidiidae
phragmoceratidae
phyllodactylidae
phyllostomatidae
phymatopleuridae
pinheirodontidae
platyclymeniidae
platyischnopidae
pleurobrachiidae
pleurobranchidae
pleurotomariidae
pneumodermatidae
pomphorhynchidae
portlockiellidae
potamotrygonidae
poterioceratidae
praecuvierinidae
presbyornithidae
prionoglarididae
pristichampsidae
pristigasteridae
prochilodontidae
proserpinellidae
prosthiostomidae
prosthogonimidae
proteocephalidae
proterochersidae
proterogomphidae
proterogyrinidae
proteromonadidae
proterotheriidae
protodiplatyidae
pseudomelaniidae
pseudonautilidae
pseudosquillidae
psittrichasiidae
pterygometopidae
rangeroceratidae
raphidiophryidae
rebbachisauridae
receptaculitidae
recurvirostridae
rhabdodermatidae
rhachiberothidae
rhagophthalmidae
rhamphichthyidae
rhaphidophoridae
rhinochimaeridae
rhipidognathidae
rhomaleosauridae
rhopalonematidae
rhopalosomatidae
rhynchocinetidae
rhyparochromidae
schaudinnellidae
schistoceratidae
schistosomatidae
schizodactylidae
schizoporellidae
schloenbachiidae
sclerodactylidae
sclerorhynchidae
scolecomorphidae
scoliostomatidae
sericostomatidae
shartegosuchidae
sierolomorphidae
sphaerotheriidae
sphenacodontidae
sporadoceratidae
stenoplesictidae
stenotrachelidae
stephanocircidae
stichodactylidae
straparollinidae
strophocheilidae
struthiolariidae
syngenoherpiidae
taeniopterygidae
tanaostigmatidae
tapinocephalidae
tetradonematidae
thalassodromidae
thamnocephalidae
therioherpetidae
thescelosauridae
thrinaxodontidae
thyrophorellidae
trachelostenidae
trachyphylliidae
trachyuropodidae
traversodontidae
trichodactylidae
trichomycteridae
trichopterygidae
trigonoceratidae
trigonuropodidae
trilophosauridae
trimeroceratidae
trimerorhachidae
trirachodontidae
trissexodontidae
tritheledontidae
troedssonellidae
troglotrematidae
trypanosomatidae
tupilakosauridae
valcourocratidae
vampyroteuthidae
vespertilionidae
weigeltisauridae
westonoceratidae
wiedeyoceratidae
wuttagoonaspidae
xiphocentronidae
yunnanolepididae
zenarchopteridae
zosterogrammidae
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acanthogammaridae
acartophthalmidae
acleistoceratidae
albanerpetontidae
alloherpesviridae
allotrioceratidae
alphaflexiviridae
alphatetraviridae
amorphoscelididae
anthracoceratidae
anthracotheriidae
anthropomorphidae
apocrinoceratidae
archaeonycteridae
archaeopithecidae
archaeopterygidae
archaeotrogonidae
archeocrypticidae
architectonicidae
arhythmacanthidae
aulacostephanidae
bassleroceratidae
brachystelechidae
branchiobdellidae
bunomastodontidae
canterburyellidae
carettochelydidae
carmotetraviridae
catantostomatidae
ceratobatrachidae
chaoyangopteridae
chiropteromyzidae
chlorophthalmidae
choanoflagellidae
christioceratidae
corallinophycidae
cottocomephoridae
craspedopomatidae
dactylioceratidae
delepinoceratidae
dendronucleatidae
diaphanometopidae
diarthrophallidae
dicranolasmatidae
dimorphoceratidae
dipetalonematidae
dithinozerconidae
dolabellopsocidae
dothideomycetidae
echinophthiriidae
elachistodontidae
elongatoolithidae
engorthoceratidae
ephippioceratidae
estemmenosuchidae
etoushanocertidae
eupleuroceratidae
ferugliotheriidae
furnishoceratidae
gammaflexiviridae
germanodactylidae
gorgonocephalidae
helveticosauridae
hemiascomycetidae
henricosborniidae
heterosubulitidae
hokkaidoconchidae
homalodotheriidae
hypselostomatidae
ischnoptygmatidae
ischyropsalididae
kirchenpaueriidae
kossmaticeratidae
labidostommatidae
lecanodiaspididae
lecanoromycetidae
leptoceratopsidae
macrocephalitidae
macrorhamphosidae
mahajangasuchidae
mecysmaucheniidae
megacelaenopsidae
megapodagrionidae
metalegoceratidae
microbiotheriidae
myllokunmingiidae
narthecoceratidae
nemertodermatidae
neoplagiaulacidae
nephriticeratidae
nipponopsalididae
nitriliruptoridae
nododelphinulidae
oligoneuriellidae
ophiderpetontidae
ophthalmosauridae
ornithorhynchidae
palaeorissoinidae
paradoxornithidae
paradoxosomatidae
parallelodontidae
parashumarditidae
petalophthalmidae
phalacrocoracidae
phanerotrematidae
phascolosomatidae
phenacoleachiidae
phricodoceratidae
pithecanthropidae
placenticeratidae
platacanthomyidae
polycentropodidae
pragoserpulinidae
prionorhynchiidae
prismatoolithidae
probainognathidae
proceratosauridae
proctophyllodidae
prophalangopsidae
proterochampsidae
protoceratopsidae
protoconchoididae
protorothyrididae
pseudocaeciliidae
pseudoclymeniidae
pseudocyclopiidae
pseudohaloritidae
pseudomelatomidae
pseudophasmatidae
pseudopimelodidae
pseudostigmatidae
pseudotirolitidae
ptilonorhynchidae
remingtonocetidae
reticuloceratidae
rhachiocephalidae
rhadinorhynchidae
rhamphorhynchidae
rhiphaeoceratidae
rhynchodipteridae
roeslerstammiidae
scolopendrellidae
semisulcospiridae
siberionautilidae
sphaerodactylidae
stenolaphyritidae
stephanoceratidae
symmetrocapulidae
symphytognathidae
synthetonychiidae
syringonautilidae
tephrodornithidae
thalassoceratidae
thaumastochelidae
thaumatichthyidae
therizinosauridae
thermoleophilidae
threskiornithidae
trematochampsidae
trichogrammatidae
tridenchthoniidae
tripteroceratidae
tristichopteridae
valcouroceratidae
xinjiangchelyidae
yalkaparidontidae
zhangheotheriidae
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acanthoclymeniidae
arriagadoolithidae
aspidodiadematidae
ausktribosphenidae
australopithecidae
barrandeoceratidae
bathylutichthyidae
bathyphytophilidae
biddulphiophycidae
bothriembryontidae
brachionichthyidae
coccolithophoridae
craspedostomatidae
crassimarginatidae
cupressocrinitidae
darcythompsoniidae
dictyodendrillidae
diphyllobothriidae
djadochtatheriidae
douvilleiceratidae
ellesmeroceratidae
epiphragmophoridae
eudimorphodontidae
eurhinodelphinidae
gebrayelichthyidae
ginglymostomatidae
gonioloboceratidae
halolimnohelicidae
helminthoglyptidae
hirsutospirellidae
hongshanornithidae
iberomesornithidae
karagandoceratidae
koninckioceratidae
liuchengoceratidae
machaerirhynchidae
megalomastomatidae
melagathiceratidae
microcosmodontidae
muensteroceratidae
nannolytoceratidae
omnivoropterygidae
palaeospongillidae
paraleptamphopidae
paramphistomatidae
parastenocarididae
pericycloceratidae
piatnitzkysauridae
planispirillinidae
pleosporomycetidae
pleuroacanthitidae
pleurobranchaeidae
porcellanasteridae
posttornoceratidae
protopteraspididae
pseudococculinidae
pseudodiadematidae
pseudogaudryinidae
pseudothelphusidae
rhaphischismatidae
sactorthoceratidae
scolopocryptopidae
siphonodentallidae
songlingornithidae
sphaerolipoviridae
sphincterochilidae
stomachetosellidae
tetragonoceratidae
trichostrongylidae
trigonochlamydidae
weejasperaspididae
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acarosporomycetidae
amphignathodontidae
anderssonoceratidae
batrachosauroididae
carbactinoceratidae
choerolophodontidae
collignoniceratidae
confuciusornithidae
cyclostomiceratidae
cylindroleberididae
eleutherodactylidae
hapsidopareiontidae
heterodontosauridae
hypsiprymnodontidae
klinckowstroemiidae
malacoherpesviridae
micropholcommatidae
myxogastromycetidae
neoechinorhynchidae
neoglyphioceratidae
neostacheoceratidae
oldfieldthomasiidae
palaeozygopleuridae
paracordylodontidae
permutotetraviridae
pleuronodoceratidae
polyelasmoceratidae
prochaetodermatidae
protocycloceratidae
protomicrocotylidae
pseudorthoceratidae
pseudorthonychiidae
pseudozygopleuridae
pterospathodontidae
reudemannoceratidae
scansoriopterygidae
schreckensteiniidae
westergaardodinidae
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acanthonotozomatidae
acanthopteroctetidae
calyptocephalellidae
chaetocerotophycidae
coscinodiscophycidae
cyrtogomphoceratidae
dolichomacrostomidae
eleutheroschizonidae
eogonioloboceratidae
hemiphragmoceratidae
homobasidiomycetidae
hypoechinorhynchidae
lamellorthoceratidae
metriacanthosauridae
micromelerpetontidae
neodimorphoceratidae
paragastrioceratidae
praeglyphioceratidae
pseudactinoceratidae
quasipetalichthyidae
spathognathodontidae
sphaerorthoceratidae