Ka
Kakanuiella Lee & Robinson, 2003
- Kakanuiella chathamensis Lüter, 2005 [1]
Brachiopoda → Rhynchonellata → Thecideida → Thecideoidea → Thecidellinidae → Thecidellininae
Kanakythyris Lauri, 1997
- Kanakythyris pachyrhynchos Laurin, 1997
Brachiopoda → Rhynchonellata → Terebratulida → Terebratuloidea → Terebrataliidae → Terebratulidae → Dallithyridinae
Ki
Porodica Kingenidae
- Potporodica Ecnomiosinae
Brachiopoda → Rhynchonellata → Terebratulida → Terebratellidina → Kingenoidea
Natporodica Kingenoidea
- Porodica Aulacothyropsidae
- Porodica Kingenidae
Brachiopoda → Rhynchonellata → Terebratulida → Terebratellidina
Kr
Kraussina Davidson, 1859
- Kraussina cognata (Sowerby, 1847)
- Kraussina crassicostata Jackson, 1952
- Kraussina gardineri Dall, 1910
- Kraussina mercatori Helmcke, 1939
- Kraussina rubra (Pallas, 1766)
Brachiopoda → Rhynchonellata → Terebratulida → Kraussinoidea → Kraussinidae
Kraussinidae
Brachiopoda → Rhynchonellata → Terebratulida → Terebratellidina → Kraussinoidea
Natporodica Kraussinoidea
- Porodica Kraussinidae
Brachiopoda → Rhynchonellata → Terebratulida → Terebratellidina