tetranychid
Any spider mite in the family Tetranychidae.

tetranychids
plural of tetranychid

tetrarogid
Any fish in the family Tetrarogidae.

tetrarogids
plural of tetrarogid

tetrasquillid
Any mantis shrimp in the family Tetrasquillidae.

tetrasquillids
plural of tetrasquillid

tetratomid
Any beetle in the family Tetratomidae.

tetratomids
plural of tetratomid

texanitid
Any mollusc of the subfamily Texanitinae

texanitids
plural of texanitid

thalasseleotridid
Any of the family Thalasseleotrididae of gobioid fish.

thalasseleotridids
plural of thalasseleotridid

thalassematid
Any annelid of the family Thalassematidae

thalassematids
plural of thalassematid

thalassemydid
Any extinct sea turtle of the family †Thalassemydidae

thalassemydids
plural of thalassemydid

thalassochelydian
Any extinct turtle of the clade †Thalassochelydia

thalassochelydians
plural of thalassochelydian

thalattosaur
A prehistoric marine reptile of the extinct order †Thalattosauria.

thalattosaurs
plural of thalattosaur

thalattosuchian
Any extinct crocodylomorph of the suborder Thalattosuchia

thalattosuchians
plural of thalattosuchian

thaliacean
Any pelagic marine tunicate of the class Thaliacea.

thaliaceans
plural of thaliacean

thamnocephalid
Any fairy shrimp in the family Thamnocephalidae.

thamnocephalids
plural of thamnocephalid

tharybid
Any copepod in the family Tharybidae.

tharybids
plural of tharybid

thaumatichthyid
Any fish in the family Thaumatichthyidae.

thaumatichthyids
plural of thaumatichthyid

thaumatopsyllioid
Any crustacean of the order Thaumatopsylloida

thaumatopsyllioids
plural of thaumatopsyllioid

thelaziid
Any nematode in the family Thelaziidae.

thelaziids
plural of thelaziid

thelodont
Any extinct fish of the class Thelodonti, having small, spiny scales.

thelodonts
plural of thelodont

themistid
Any sipunculan worm of the family Themistidae.

theonellid
Any sea sponge of the family Theonellidae

theonellids
plural of theonellid

theraponid
Alternative form of terapontid.

theraponids
plural of theraponid

therevid
Any fly in the family Therevidae.

therevids
plural of therevid

theridiosomatid
Any spider in the family Theridiosomatidae.

theridiosomatids
plural of theridiosomatid

thiarid
Any gastropod in the family Thiaridae.

thiarids
plural of thiarid

thingodontan
Any extinct marsupial of the informal order Thingodonta, more formally known as †Yalkaparidontia

thingodontans
plural of thingodontan

thinocorid
Any bird in the family Thinocoridae, the seedsnipes

thinocorids
plural of thinocorid

thornhead
Any parasitic worm of the order Acanthocephala

thornheads
plural of thornhead

threadtail
Any of various species of damselfly of the genus Nososticta, endemic to Australasia.

threadtails
plural of threadtail

threetooth
A land snail of the genus Triodopsis.

thresherman
A male thresher, who beats the grain manually on a threshing floor.
The operator of a mechanical thresher (a threshing machine).
The owner-operator of a mechanical thresher, operating as a threshing business.

threshermen
plural of thresherman

threskiornithid
Any bird in the family Threskiornithidae; an ibis or spoonbill.

threskiornithids
plural of threskiornithid

throscid
Any beetle of the family Throscidae.

throscids
plural of throscid

thrushling
A young thrush.

thrushlings
plural of thrushling

thunderflies
plural of thunderfly

thunderfly
Any insect of the genus Thrips.

thunderworm
A small burrowing snake-like lizard (Rhineura floridana) native to Florida.

thunderworms
plural of thunderworm

thyatirid
Any moth in the family Thyatiridae, now considered to be the drepanid subfamilyThyatirinae.

thyatirids
plural of thyatirid

thylacomyid
Any marsupial in the family Thylacomyidae; a bilby.

thylacomyids
plural of thylacomyid

thylacosmilid
Any extinct sparassodont in the family Thylacosmilidae.

thylacosmilids
plural of thylacosmilid

thynnine
Any wasp of the subfamily Thynninae

thynnines
plural of thynnine

thyreocorid
Any shield bug in the family Thyreocoridae.

thyreocorids
plural of thyreocorid

thyreophorid
Any fly in the family Thyreophoridae, a synonym of the Piophilidae.

thyreophorids
plural of thyreophorid

thyridid
Any moth in the family Thyrididae.

thyridids
plural of thyridid

tickspider
Any arachnid of the order Ricinulei

tickspiders
plural of tickspider

tigerkin
A young or small tiger; a tiger cub.

tigerkins
plural of tigerkin

tigerling
A small or young tiger.

tigerlings
plural of tigerling

tigon
A cross between a male tiger and a lioness.

tigons
plural of tigon

timaliid
Any bird in the family Timaliidae; a babbler.

timaliids
plural of timaliid

tineid
Any moth in the family Tineidae.

tineids
plural of tineid

tineodid
Any moth in the family Tineodidae.

tineodids
plural of tineodid

tinodontid
Any extinct early mammal in the family Tinodontidae.

tinodontids
plural of tinodontid

tinselfish
Either of the two species of small marine fish that comprise the Grammicolepidinae.

tion
A cross between a male tiger and a lioness.

tions
plural of tion

tiphiid
Any wasp in the family Tiphiidae.

tiphiids
plural of tiphiid

tischeriid
Any moth in the family Tischeriidae.

tischeriids
plural of tischeriid

titanoecid
Any spider in the family Titanoecidae.

titanoecids
plural of titanoecid

titanohyracid
Any extinct hyrax of the genus †Titanohyrax

titanohyracids
plural of titanohyracid

titanoideid
Any extinct pantodont in the family Titanoideidae.

titanoideids
plural of titanoideid

titanotheriid
Any extinct rhinoceros-like mammal in the family Titanotheriidae, a synonym of the Brontotheriidae.

titanotheriids
plural of titanotheriid

toadess
A female toad.

toadesses
plural of toadess

tomopterid
Any planktonic polychaete of the family Tomopteridae.

tomopterids
plural of tomopterid

tonnid
Any sea snail in the family Tonnidae.

tonnids
plural of tonnid

toolache
An extinct species of marsupial, Macropus greyii (or Notamacropus greyii), of southeastern South Australia and southwestern Victoria.

toothcarp
Any of the minnow-like toothed fish of the order Cyprinodontiformes

toothfish
Either of the two fish species of the genus Dissostichus.

toothfishes
plural of toothfish

topshell
A shell shaped like a toy top, found principally in the family Trochidae of marine gastropod mollusks or top snails.
A snail with such a shell

topshells
plural of topshell

tornid
Any sea snail in the family Tornidae.

tornids
plural of tornid

torpedinid
Any fish in the family Torpedinidae.

torpedinids
plural of torpedinid

torridincolid
Any beetle in the family Torridincolidae.

torridincolids
plural of torridincolid

torticid
Misspelling of tortricid.

torticids
plural of torticid

tortricid
Any moth of the family Tortricidae

tortricids
plural of tortricid

tortricine
Any moth of the subfamily Tortricinae

tortricines
plural of tortricine

torymid
Any wasp in the family Torymidae.

tourlourou
A crab of species Gecarcinus lateralis.

tourlourous
plural of tourlourou

toxochelyid
Any extinct sea turtle in the genus Toxochelys.

toxochelyids
plural of toxochelyid

toxodontian
Synonym of toxodontid.

toxodontians
plural of toxodontian

toxodontid
Any mammal in the family †Toxodontidae

toxodontids
plural of toxodontid

toxopneustid
Any sea urchin in the family Toxopneustidae.

toxopneustids
plural of toxopneustid

toyboy
A young male partner for a woman or man.

toyboys
plural of toyboy

trachichthyid
Any fish in the family Trachichthyidae.

trachichthyids
plural of trachichthyid

trachinid
Any fish in the family Trachinidae.

trachinids
plural of trachinid

trachipterid
Any fish in the family Trachipteridae, the ribbonfishes.

trachipterids
plural of trachipterid

trachyceratid
Any extinct ammonite in the family Trachyceratidae.

trachyceratids
plural of trachyceratid

trachymedusa
Any cnidarian of the order Trachymedusae

trachymedusae
plural of trachymedusa

trachypachid
Any beetle in the family Trachypachidae.

trachypachids
plural of trachypachid