Home›Mammals›Taxonomy›MonodontidaeTaxaMonodontidaeMammal FamiliesReference and ClassificationThoroughly VerifiedA family of Arctic and subarctic whales lacking a true dorsal fin, an adaptation for moving beneath sea ice. Monodontidae includes the narwhal, whose spiraled tusk is an enormously elongated tooth, and the beluga whale.FactsMonodontidaeConnectionsIn the Other AtlasesSourcesComments (0)Reader Challenges (0)FactsTaxonomic RankWell-attestedFamily 2Scientific NameWell-attestedMonodontidae 2Member Count BandWell-attestedUnder 10 Species 3Era First AppearedWell-attestedNeogene 4DisputedMember Species/Taxa CountScholarly debate2 2Approximate described-species (or, for a genus, described-taxon) count; continually revised as species are newly described, reclassified or synonymized.ClassificationLiving or ExtinctWell-attestedYes 1MonodontidaeFilter Results2 entriesCommon GroupAllCetaceans (Whales, Dolphins and Porpoises) (2)Everyday GroupAllCetaceans (Whales, Dolphins and Porpoises) (2)HabitatAllMarine (2)Where It LivesAllBelgium (2)Bulgaria (1)Canada (1)Denmark (2)North America (1)Norway (2)Poland (1)Romania (1)Russia (1)Ukraine (1)Conservation StatusAllLeast Concern (1)Near Threatened (1)DietAllPiscivore (2)System (Realm)AllMarine (2)Marine and Freshwater (1)Living or ExtinctAllYes (2)ThreatsAllClimate Change and Severe Weather (2)Relationship to PeopleAllHunted or Fished (2)CITES AppendixAllAppendix II (2)NatureServe RankAllG4 Apparently Secure (1)G5 Secure (1)EcosystemAllArctic Ocean (2)Show ResultsBrowseCompareSelect all 2Beluga WhaleMonodontidaeNarwhalMonodontidaeConnectionsChild Taxon OfCetacea, Taxa Well-attested Source Catalogue of LifeParent Taxon OfBeluga Whale, Species Well-attested Source Catalogue of LifeBohaskaia monodontoides, Species Well-attested Source Paleobiology Database: Paleobiology Database taxon record for the genus of Bohaskaia monodontoidesCasatia thermophila, Species Well-attested Source Casatia (Wikipedia)Denebola brachycephala, Species Well-attested Source Denebola brachycephala (Wikipedia)Haborodelphis japonicus, Species Well-attested Source Paleobiology Database: Paleobiology Database taxon record for the genus of Haborodelphis japonicusNarwhal, Species Well-attested Source Catalogue of LifeIn the Other AtlasesFound InThe ArcticAlso in Geography Atlas: where this subject is found.Sources1. Wikidata (taxon extant/extinct status)tier 2Wikimedia Foundation / Wikidata contributorsQ219419, descriptionView the Source2. Catalogue of LifeSpecies 2000 & ITIS Catalogue of LifeTaxonomic Rank: FamilyScientific Name: MonodontidaeMember Species/Taxa Count: 2View the Source3. Catalogue of Life (ChecklistBank): Taxon metrics for MonodontidaeCatalogue of Life (ChecklistBank)Taxon metrics, speciesExtantCountQuote, Taxon metrics, speciesExtantCount"speciesExtantCount": 2View the Source4. Paleobiology Database: Taxon record for MonodontidaePaleobiology DatabaseTaxon record, first appearance (firstapp_max_ma, early_interval)Quote, Taxon record, first appearance (firstapp_max_ma, early_interval)"taxon_name": "Monodontidae" ... "firstapp_max_ma": 20.45 ... "early_interval": "Burdigalian"View the SourceWikidata: MonodontidaeWikidata Q219419, class allow-list match (w-wdresolver-0926)View the SourceDenebola brachycephala (Wikipedia)Parent Taxon Of: Denebola brachycephala, Lead, familyQuote, Parent Taxon Of: Denebola brachycephala, Lead, familyDenebola is an extinct genus of whale belonging to the family Monodontidae.View the SourceCasatia (Wikipedia)Parent Taxon Of: Casatia thermophila, Lead, familyQuote, Parent Taxon Of: Casatia thermophila, Lead, familyCasatia is an extinct genus of cetacean in the family Monodontidae, known from the Early PlioceneView the SourcePaleobiology Database: Paleobiology Database taxon record for the genus of Bohaskaia monodontoidesPaleobiology DatabaseParent Taxon Of: Bohaskaia monodontoides, Genus record, familyQuote, Parent Taxon Of: Bohaskaia monodontoides, Genus record, family"fml": "Monodontidae"View the SourcePaleobiology Database: Paleobiology Database taxon record for the genus of Haborodelphis japonicusPaleobiology DatabaseParent Taxon Of: Haborodelphis japonicus, Genus record, familyQuote, Parent Taxon Of: Haborodelphis japonicus, Genus record, family"fml": "Monodontidae"View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.