Planus
- 2012 in molluscan paleontology
- Agrypnus
- Aneflus planus
- Anthracomartidae
- Anthracomartus
- Argopatagus planus
- Bembicium nanum
- Blissus
- Botryllus
- Brachys
- Brochocoleus
- Callionymus planus
- Canthyporus
- Carabus perrini planus
- Catogenus
- Cheliferoides
- Coccophagus
- Corax (genus)
- Craspedites
- Dermestes
- Distichus
- Epicadus
- Ferganosuchus
- Gonicoelus
- Grynobius planus
- Hawthorn Group
- Hyalodiscus
- Hydroporus
- Ischyodus
- Isurus planus
- Larinus planus
- Leptodius
- Leptotrachelus
- Lichen planus
- Lionychus
- List of Camponotus species
- List of prehistoric cartilaginous fish genera
- List of spiders of India
- Marc Planus
- Marchantiophyta
- Metacyclops
- Microcosmus
- Nicholas of Lyra
- Oesyperus
- Orthacodontidae
- Oudenodon
- Palaeospheniscus bergi
- Pandanus tectorius
- Penestomus
- Penestomus planus
- Pheropsophus aequinoctialis
- Philodromidae
- Philophlaeus
- Pierre Planus
- Polydesmus
- Protorabinae
- Psellonus
- Psellonus planus
- Pseudoparasitus
- Pterostichus
- Pyrnus
- Rhipicephalus
- Senoculus
- Smerinthus planus
- Sphenodus
- Stygnopsidae
- Styloniscus
- Syngonanthus
- Thomisidae
- Tornus (gastropod)
- Trachelas
- Trachelidae
- Trochanteriidae
- Vetustovermis