Dodatak:Popis vrsta rakova, Tr
Tr uredi
- Trachelipodidae
- Trachelipus
- Trachycaris
- Trachyleberidea
- Trachyleberididae
- Trachyleberididae
- Trachyleberis
- Trachymaia
- Trachypenaeopsis
- Trachypenaeus
- Trachypleustes
- Trachysalambria
- Transkalliapseudes
- Transorchestia
- Trapezia
- Trapezicepon
- Trapeziidae
- Trapezioidea
- Trapezioplax
- Traskorchestia
- Travancoriana
- Trebiidae
- Trebiidae
- Trebius
- Tretocephala
- Triadillo
- Triaina
- Triangulocypris
- Trianguloscalpellum
- Triangulus
Triasquilla Ahyong, 2013 uredi
- Triasquilla prima Ahyong, 2013
- Triasquilla profunda Ahyong, 2013
Crustacea → Malacostraca → Stomatopoda → Squilloidea → Squillidae
- Triathrix
- Trichapseudes
- Trichodactylidae
- Trichodactyloidea
- Trichodactylus
- Trichodillidium
- Trichonethes
- Trichoniscidae
- Trichoniscoides
- Trichoniscus
- Trichopeltariidae
- Trichopeltarioidea
- Trichopeltarion
- Trichophiloscia
- Trichophoxus
- Trichoplatus
- Trichopleon
- Trichopotamon
- Trichorhina
- Tricyphoniscus
- Tridacnatheres
- Tridentella
- Tridentellidae
- Tridentodillo
- Triebelina
- Trifur
- Trigonoplax
- Trilasmis
- Triops
- Triopsidae
- Triparatanais
- Trischizostoma
- Trisopodoniscus
- Trissoplax
- Tristenium
- Tritella
- Tritodynamia
- Tritoplax
Tritracheodillo Ferrara & Taiti, 1982 uredi
- Tritracheodillo spatulatus Ferrara & Taiti, 1982D
Crustacea → Malacostraca → Isopoda → Eubelidae
Tritracheoniscus Taiti & Manicastri, 1985 uredi
- Tritracheoniscus cerrutii (Vandel, 1958E)
Crustacea → Malacostraca → Isopoda → Trachelipodidae
- Trizocarcinus
- Trizocheles
- Troglarmadillidium
- Troglarmadillo
- Trogleubelum
- Troglocambarus
- Troglocarcinus
- Troglocylisticus
- Troglocyphoniscus
- Troglodillo
- Trogloianiropsis
- Troglomysis
- Troglonethes
- Troglophiloscia
- Trogloplax
- Tropicana
- Tropichelura
- Tropicocellio
- Tropiscia
- Tropocyclops
- Trypaea
- Trypetesa
- Trypetesidae
- Trypetesidae
- Tryphana
- Tryphoema
- Tryphosella
- Tryphosites