Dodatak:Popis mahovnjaka, K
Ka uredi
Kanoshopora Ernst, Taylor & Wilson, 2007 uredi
- Kanoshopora droserae Ernst, Taylor & Wilson, 2007
Bryozoa → Stenolaemata → Trepostomatida → Orbiporidae
Ke uredi
Kenella Levinsen, 1909 uredi
- Kenella aliena Gordon, 1986
- Kenella biseriata (Busk, 1884)
Bryozoa → Gymnolaemata → Cheilostomatida → Flustroidea → Flustridae
- Kenoaplousina
- Kermadecazoon
Ki uredi
- Kinetoskias
Kl uredi
- Kladapheles
- Klugeflustra
- Klugella
- Klugenotus
- Klugerella
Ku uredi
- Kubaninella
Ky uredi
Kymella Canu & Bassler, 1917 uredi
- Kymella articulata Gontar, 2002
- Kymella polaris (Waters, 1904)
Bryozoa → Gymnolaemata → Cheilostomatida