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Origin, Evolution, and Diversity","author":"PS Ungar","year":"2010"},{"key":"ref4","doi-asserted-by":"crossref","first-page":"265","DOI":"10.1016\/S0021-9975(96)80084-3","article-title":"The dental pathology of feral cats on Marion Island, part I. Congenital, developmental and traumatic abnormalities","volume":"115","author":"FJ Verstraete","year":"1996","journal-title":"J Comp Pathol"},{"key":"ref5","doi-asserted-by":"crossref","first-page":"283","DOI":"10.1016\/S0021-9975(96)80085-5","article-title":"The dental pathology of feral cats on Marion Island, part II: periodontitis, external odontoclastic resorption lesions and mandibular thickening","volume":"115","author":"FJ Verstraete","year":"1996","journal-title":"J Comp Pathol"},{"key":"ref6","doi-asserted-by":"crossref","first-page":"1111","DOI":"10.1093\/jmammal\/gyw058","article-title":"A standardized framework for examination of oral lesions in wolf skulls (Carnivora: Canidae: <italic>Canis lupus<\/italic>)","volume":"97","author":"L Jannsens","year":"2016","journal-title":"J Mammal"},{"key":"ref7","article-title":"Colyer\u2019s Variations and Diseases of the Teeth of Animals","author":"AEW Miles","year":"1990"},{"key":"ref8","doi-asserted-by":"crossref","first-page":"487","DOI":"10.1002\/ar.1091500417","article-title":"Numerical variations in the dentition of some pinnipeds","volume":"150","author":"K Kubota","year":"1964","journal-title":"Anat Rec"},{"key":"ref9","doi-asserted-by":"crossref","first-page":"325","DOI":"10.1177\/00220345700490022201","article-title":"Developmental study of the monophyodont teeth in the northern fur seal (<italic>Callorhinus ursinus<\/italic>)","volume":"49","author":"K Kubota","year":"1970","journal-title":"J Dent Res"},{"key":"ref10","doi-asserted-by":"crossref","first-page":"158","DOI":"10.2307\/1379264","article-title":"Dentition of the northern elephant seal","volume":"55","author":"KT Briggs","year":"1974","journal-title":"J Mammal"},{"key":"ref11","first-page":"71","article-title":"Gebi\u00dfanomalien bei nordatlantischen Phociden (Mammalia, Phocidae)","volume":"62","author":"S K\u00f6nemann","year":"1997","journal-title":"Z S\u00e4ugetierkunde"},{"key":"ref12","first-page":"7","article-title":"Dental anomalies in the Atlantic population of South American sea lion, <italic>Otaria byronia<\/italic> (Pinnipedia, Otariidae). Evolutionary implications and ecological approach","volume":"3","author":"CJ Drehmer","year":"2004","journal-title":"Latin Am J Aquat Mamm"},{"key":"ref13","doi-asserted-by":"crossref","first-page":"169","DOI":"10.1016\/j.jcpa.2004.09.007","article-title":"The dental pathology of northern elephant seals (<italic>Mirounga angustirostris<\/italic>)","volume":"132","author":"C Abbott","year":"2005","journal-title":"J Comp Pathol"},{"key":"ref14","doi-asserted-by":"crossref","first-page":"83","DOI":"10.1017\/S0032247405004869","article-title":"Visible supernumerary teeth in pinnipeds","volume":"42","author":"L Cruwys","year":"2006","journal-title":"Polar Rec"},{"key":"ref15","doi-asserted-by":"crossref","first-page":"68","DOI":"10.1111\/j.1095-8312.2008.01108.x","article-title":"Costs of carnivory: tooth fracture in Pleistocene and Recent carnivorans","volume":"96","author":"B Van Valkenburgh","year":"2009","journal-title":"Biol J Linn Soc"},{"key":"ref16","doi-asserted-by":"crossref","first-page":"477","DOI":"10.1590\/S1984-46702010005000001","article-title":"Numerical anomalies in the dentition of southern fur seals and sea lions (Pinnipedia: Otariidae)","volume":"27","author":"C Loch","year":"2010","journal-title":"Zoologia"},{"key":"ref17","doi-asserted-by":"crossref","first-page":"113","DOI":"10.1016\/j.jcpa.2014.02.004","article-title":"Dental pathology of the California sea lion (<italic>Zalophus californianus<\/italic>)","volume":"151","author":"NL Sinai","year":"2014","journal-title":"J Comp Pathol"},{"key":"ref18","doi-asserted-by":"crossref","first-page":"335","DOI":"10.1016\/j.jcpa.2015.02.003","article-title":"Dental and temporomandibular joint pathology of the Eastern Pacific harbour seal (<italic>Phoca vitulina richardii<\/italic>)","volume":"152","author":"MT Aalderink","year":"2015","journal-title":"J Comp Pathol"},{"key":"ref19","doi-asserted-by":"crossref","first-page":"325","DOI":"10.1016\/j.jcpa.2015.02.002","article-title":"Dental and temporomandibular joint pathology of the northern fur seal (<italic>Callorhinus ursinus<\/italic>)","volume":"152","author":"MT Aalderink","year":"2015","journal-title":"J Comp Pathol"},{"key":"ref20","doi-asserted-by":"crossref","first-page":"325","DOI":"10.1007\/s00435-015-0255-x","article-title":"Dental anomalies in pinnipeds (Carnivora. Otariidae and Phocidae): occurrence and evolutionary implications","volume":"134","author":"CJ Drehmer","year":"2015","journal-title":"Zoomorphology"},{"key":"ref21","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1016\/j.jcpa.2016.03.001","article-title":"Dental pathology of the California bobcat (<italic>Lynx rufus californicus<\/italic>)","volume":"154","author":"A Aghashani","year":"2016","journal-title":"J Comp Pathol"},{"key":"ref22","doi-asserted-by":"crossref","first-page":"231","DOI":"10.1016\/j.jcpa.2016.07.004","article-title":"Dental and temporomandibular joint pathology of the polar bear (<italic>Ursus maritimus<\/italic>)","volume":"155","author":"JN Winer","year":"2016","journal-title":"J Comp Pathol"},{"key":"ref23","doi-asserted-by":"crossref","first-page":"242","DOI":"10.1016\/j.jcpa.2016.07.005","article-title":"Dental and temporomandibular joint pathology of the walrus (<italic>Odobenus rosmarus<\/italic>)","volume":"155","author":"JN Winer","year":"2016","journal-title":"J Comp Pathol"},{"key":"ref24","doi-asserted-by":"crossref","first-page":"240","DOI":"10.1016\/j.jcpa.2016.11.267","article-title":"Dental and temporomandibular joint pathology of the American black bear (<italic>Ursus americanus<\/italic>)","volume":"156","author":"EJ Clark","year":"2017","journal-title":"J Comp Pathol"},{"key":"ref25","doi-asserted-by":"crossref","first-page":"56","DOI":"10.1016\/j.jcpa.2018.03.001","article-title":"Dental and temporomandibular joint pathology of the grey wolf (<italic>Canis lupus<\/italic>)","volume":"160","author":"S D\u00f6ring","year":"2018","journal-title":"J Comp Pathol"},{"key":"ref26","doi-asserted-by":"crossref","first-page":"39","DOI":"10.1016\/j.jcpa.2017.11.002","article-title":"Dental pathology of the grey fox (<italic>Urocyon cineroargenteus<\/italic>)","volume":"158","author":"JV Evenhuis","year":"2018","journal-title":"J Comp Pathol"},{"key":"ref27","first-page":"368","article-title":"Encyclopedia of Marine Mammals","author":"R Merrick","year":"2009"},{"key":"ref28","doi-asserted-by":"crossref","DOI":"10.1126\/science.1241484","article-title":"Status and ecological effects of the world\u2019s largest carnivores","volume":"343","author":"WJ Ripple","year":"2014","journal-title":"Science"},{"key":"ref29","doi-asserted-by":"crossref","first-page":"659","DOI":"10.1007\/s10021-002-0211-8","article-title":"A geochemical trophic cascade in Yellowstone\u2019s geothermal environments","volume":"5","author":"RA Garrott","year":"2002","journal-title":"Ecosystems"},{"key":"ref30","unstructured":"Lowry L. <italic>Phoca vitulina<\/italic>. The IUCN Red List of Threatened Species. 2016; <ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/dx.doi.org\/10.2305\/IUCN.UK.2016-1.RLTS.T17013A45229114.en\" xlink:type=\"simple\">http:\/\/dx.doi.org\/10.2305\/IUCN.UK.2016-1.RLTS.T17013A45229114.en<\/ext-link>. Downloaded on 14 June 2018."},{"key":"ref31","first-page":"533","article-title":"Encyclopedia of Marine Mammals","author":"JJ Burns","year":"2009"},{"key":"ref32","unstructured":"NLWKN (Nieders\u00e4chsischer Landesbetrieb f\u00fcr Wasserwirtschaft, K\u00fcsten- und Naturschutz). Vollzugshinweise zum Schutz von S\u00e4ugetierarten in Niedersachsen. S\u00e4ugetierarten des Anhangs II der FFH-Richtlinien. Seehund (<italic>Phoca vitulina<\/italic>). Nieders\u00e4chsische Strategie zum Arten- und Biotopschutz, Hannover. 2011."},{"key":"ref33","doi-asserted-by":"crossref","first-page":"115","DOI":"10.3354\/dao068115","article-title":"A review of the 1988 and 2002 phocine distemper virus epidemics in European harbour seals","volume":"68","author":"T H\u00e4rk\u00f6nen","year":"2006","journal-title":"Dis Aquat Org"},{"key":"ref34","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1016\/j.coviro.2017.12.005","article-title":"Transmission of morbilliviruses within and among marine mammal species","volume":"28","author":"WK Jo","year":"2018","journal-title":"Curr Opinion Virol"},{"key":"ref35","doi-asserted-by":"crossref","first-page":"7","DOI":"10.7557\/3.2668","article-title":"Introduction. The harbour seal (<italic>Phoca vitulina<\/italic>)\u2014a global perspective","volume":"8","author":"A Bj\u00f8rge","year":"2010","journal-title":"NAMMCO Scient Publ"},{"key":"ref36","unstructured":"Galatius A, Brasseur S, Czeck R, Je\u00df A, K\u00f6rber P, Pund R, et al. Aerial surveys of harbour seals in the Wadden Sea in 2017 \u2013population counts still in stagnation, but more pups than ever. Annual Report. Trilateral Seal Expert Group, Common Wadden Sea Secretariat, Wilhelmshaven. 2017."},{"key":"ref37","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1080\/00785236.1990.10422032","article-title":"Comparative life histories of East Atlantic and other harbour seal populations","volume":"32","author":"T H\u00e4rk\u00f6nen","year":"1990","journal-title":"Ophelia"},{"key":"ref38","first-page":"120","article-title":"Handbuch der S\u00e4ugetiere Europas","author":"PJH Reijnders","year":"1992"},{"key":"ref39","first-page":"848","article-title":"Lehrbuch der speziellen Zoologie, 2: Wirbeltiere, Teil 5: S\u00e4ugetiere","author":"D Starck","year":"1995"},{"key":"ref40","article-title":"Sea","author":"RR Reeves","year":"2002"},{"key":"ref41","article-title":"Handbuch der Zoologie","volume":"8","author":"E Thenius","year":"1989"},{"key":"ref42","first-page":"18","article-title":"Handbuch der S\u00e4ugetiere Europas","author":"R Duguy","year":"1992"},{"key":"ref43","unstructured":"Matzke T. Untersuchungen zur Entwicklung des Gebisses beim Ostatlantischen Seehund (<italic>Phoca vitulina vitulina<\/italic> L.). Doctoral thesis, University of Veterinary Medicine, Hannover. 2001."},{"key":"ref44","author":"M Riedman","year":"1990"},{"key":"ref45","doi-asserted-by":"crossref","first-page":"401","DOI":"10.1078\/1616-5047-00162","article-title":"On the development of the deciduous teeth in the common seal (<italic>Phoca vitulina<\/italic>)","volume":"69","author":"W Meyer","year":"2004","journal-title":"Mamm Biol"},{"key":"ref46","author":"HE Schroeder","year":"1991"},{"key":"ref47","author":"PJ Slootweg","year":"2013"},{"key":"ref48","unstructured":"Abt KF. Ph\u00e4nologie und Populationsdynamik des Seehundes (<italic>Phoca vitulina<\/italic>) im Wattenmeer: Grundlagen zur Messung von Statusparametern. Doctoral thesis, Christian Albrechts University Kiel. 2002."},{"key":"ref49","unstructured":"AVDC (American Veterinary Dental College). Dental fracture classification. 2015. <ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/www.avdc.org\/nomenclature3.html#toothfracture\" xlink:type=\"simple\">http:\/\/www.avdc.org\/nomenclature3.html#toothfracture<\/ext-link>, last accessed 5 June 2018."},{"key":"ref50","first-page":"151","article-title":"Developmental stability and skull lesions in the harbour seal (<italic>Phoca vitulina<\/italic>) in the 19th and 20th centuries","volume":"34","author":"S Schandorff","year":"1997","journal-title":"Ann Zool Fennici"},{"key":"ref51","doi-asserted-by":"crossref","first-page":"59","DOI":"10.1002\/ajpa.1330330506","article-title":"Assessment of physiological perturbations from dental enamel hypoplasias and associated histological structures","volume":"33","author":"AH Goodman","year":"1990","journal-title":"Yearbook Phys Anthropol"},{"key":"ref52","doi-asserted-by":"crossref","first-page":"125","DOI":"10.1007\/s004410050858","article-title":"Disturbances of the secretory stage of amelogenesis in fluorosed deer teeth: a scanning electron-microscopic study","volume":"289","author":"H Kierdorf","year":"1997","journal-title":"Cell Tissue Res"},{"key":"ref53","doi-asserted-by":"crossref","first-page":"484","DOI":"10.1111\/j.1469-7580.2012.01482.x","article-title":"Enamel hypoplasia in molars of sheep and goats, and its relationship to the pattern of tooth crown growth","volume":"220","author":"H Kierdorf","year":"2012","journal-title":"J Anat"},{"key":"ref54","first-page":"184","article-title":"Ein abnormer Seehund (<italic>Phoca vitulina<\/italic> L.) in den \u201eTiergrotten\u201dBremerhaven","volume":"27","author":"K Ehlers","year":"1962","journal-title":"Z S\u00e4ugetierkunde"},{"key":"ref55","first-page":"836","article-title":"Encyclopedia of Marine Mammals","author":"DF Cowan","year":"2009"},{"key":"ref56","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1016\/S0021-9975(08)80240-X","article-title":"Intestinal lesions in experimental phocine distemper: light microscopy, immunohistochemistry and electron microscopy","volume":"109","author":"G Pohlmeyer","year":"1993","journal-title":"J Comp Pathol"},{"key":"ref57","doi-asserted-by":"crossref","first-page":"150","DOI":"10.1186\/s12917-018-1473-5","article-title":"Osteoarthritis of the temporomandibular joint in the Eastern Atlantic harbour seal (<italic>Phoca vitulina vitulina<\/italic>) from the German North Sea: a study of the lesions seen in dry bone","volume":"14","author":"C Ludolphy","year":"2018","journal-title":"BMC Vet Res"},{"key":"ref58","doi-asserted-by":"crossref","first-page":"131","DOI":"10.1111\/adj.12160","article-title":"The dentition: the outcomes of morphogenesis leading to variations of tooth number, size and shape","volume":"59","author":"A Brook","year":"2014","journal-title":"Austral Dent J"},{"key":"ref59","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1002\/ajmg.c.31382","article-title":"Developmental disorders of the dentition. An update","volume":"163C","author":"OD Klein","year":"2013","journal-title":"Am J Med Genet Part C, Sem Med Genet"},{"key":"ref60","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1016\/j.semcdb.2013.12.003","article-title":"Molecular patterning of the mammalian dentition","volume":"25\u201326","author":"Y Lan","year":"2014","journal-title":"Sem Cell Dev Biol"},{"key":"ref61","doi-asserted-by":"crossref","first-page":"24","DOI":"10.1016\/j.tig.2013.08.006","article-title":"The ectodysplasin pathway: from diseases to adaptations","volume":"30","author":"A Sadier","year":"2014","journal-title":"Trends Genet"},{"key":"ref62","doi-asserted-by":"crossref","first-page":"967","DOI":"10.1080\/21678707.2017.1405806","article-title":"Advances in the genetic understanding of hypohidrotic ectodermal dysplasia","volume":"5","author":"T Higashino","year":"2017","journal-title":"Expert Opin Orphan Drugs"},{"key":"ref63","doi-asserted-by":"crossref","first-page":"51","DOI":"10.1007\/s13353-015-0307-4","article-title":"Molecular basis of hypohidrotic ectodermal dysplasia: an update","volume":"57","author":"WH Trzeciak","year":"2016","journal-title":"J Appl Genet"},{"key":"ref64","doi-asserted-by":"crossref","first-page":"15397","DOI":"10.1038\/ncomms15397","article-title":"<italic>WNT10A<\/italic> mutation causes ectodermal dysplasia by impairing progenitor cell proliferation and KLF4-mediated differentiation","volume":"8","author":"M Xu","year":"2017","journal-title":"Nature Comm"},{"key":"ref65","doi-asserted-by":"crossref","first-page":"513","DOI":"10.1093\/oxfordjournals.jhered.a023146","article-title":"X-linked ectodermal dysplasia in the dog","volume":"88","author":"ML Casal","year":"1997","journal-title":"J Heredity"},{"key":"ref66","doi-asserted-by":"crossref","first-page":"307","DOI":"10.1046\/j.1365-3164.2002.00313.x","article-title":"Congenital hypotrichosis with anodontia in cattle. A genetic, clinical and histological analysis","volume":"13","author":"C Dr\u00f6gem\u00fcller","year":"2002","journal-title":"Vet Dermatol"},{"issue":"1","key":"ref67","doi-asserted-by":"crossref","first-page":"S137","DOI":"10.1186\/1297-9686-35-S1-S137","article-title":"X-linked anhidrotic ectodermal dysplasia (ED1) in men, mice, and cattle","volume":"35","author":"C Dr\u00f6gem\u00fcller","year":"2003","journal-title":"Genet Sel Evol"},{"key":"ref68","first-page":"509","article-title":"Jubb, Kennedy, and Palmer\u2019s Pathology of Domestic Animals","author":"EA Mauldin","year":"2016"},{"key":"ref69","doi-asserted-by":"crossref","first-page":"323","DOI":"10.2330\/joralbiosci1965.32.323","article-title":"Supernumerary postcanine teeth in the kuril seal (<italic>Phoca vitulina stejnegeri<\/italic>), the larga seal (<italic>Phoca largha<\/italic>) and the ribbon seal (<italic>Phoca fasciata<\/italic>)","volume":"32","author":"M Suzuki","year":"1990","journal-title":"Japanese J Oral Biol"},{"key":"ref70","doi-asserted-by":"crossref","first-page":"128","DOI":"10.4098\/AT.arch.84-11","article-title":"The origin of extra teeth in mammals","volume":"29","author":"M Wolsan","year":"1984","journal-title":"Acta Theriologica"},{"key":"ref71","article-title":"Anatomie und Biochemie der Z\u00e4hne","author":"GH Schumacher","year":"1990"},{"key":"ref72","first-page":"205","article-title":"Seltzer and Bender\u2019s Dental Pulp","author":"JF Siqueira jr","year":"2012"},{"key":"ref73","first-page":"277","article-title":"Seltzer and Bender\u2019s Dental Pulp","author":"H Sasaki","year":"2012"},{"key":"ref74","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1638\/1042-7260(2000)031[0441:CDITCA]2.0.CO;2","article-title":"Canine distemper in terrestrial carnivores: a review","volume":"31","author":"SL Deem","year":"2000","journal-title":"J Zoo Wildl Med"},{"key":"ref75","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1016\/j.onehlt.2015.09.002","article-title":"Cross-species transmission of canine distemper virus\u2013an update","volume":"1","author":"A Beineke","year":"2015","journal-title":"One Health"},{"key":"ref76","doi-asserted-by":"crossref","first-page":"268","DOI":"10.1177\/030098587901600216","article-title":"The effect of canine distemper virus on the ameloblastic layer of the developing tooth","volume":"16","author":"RR Dubielzig","year":"1979","journal-title":"Vet Pathol"},{"key":"ref77","doi-asserted-by":"crossref","first-page":"684","DOI":"10.1177\/030098588101800513","article-title":"Lesions of the enamel organ of developing dog teeth following experimental inoculation of gnotobiotic puppies with canine distemper virus","volume":"18","author":"RR Dubielzig","year":"1981","journal-title":"Vet Pathol"},{"key":"ref78","first-page":"84","article-title":"Die Staupe-Schmelzhypoplasie (Staupegebi\u00df) des Hundes","volume":"91","author":"J Bodingbauer","year":"1949","journal-title":"Schweiz Arch Tierheilkunde"},{"key":"ref79","first-page":"1","article-title":"Thomson\u2019s Special Veterinary Pathology","author":"HB Gelberg","year":"2001"},{"key":"ref80","doi-asserted-by":"crossref","first-page":"5093","DOI":"10.3390\/v6125093","article-title":"Phocine distemper virus: current knowledge and future directions","volume":"6","author":"PJ Duignan","year":"2014","journal-title":"Viruses"},{"key":"ref81","doi-asserted-by":"crossref","first-page":"132","DOI":"10.1177\/08959374890030021101","article-title":"Developmental enamel defects in primary teeth in children with cerebral palsy, mental retardation, or hearing defects: a review","volume":"3","author":"M Bhat","year":"1989","journal-title":"Adv Dent Res"},{"key":"ref82","first-page":"441","article-title":"Enamel hypoplasia in the primary dentition: a review","volume":"58","author":"WK Seow","year":"1991","journal-title":"ASDC J Dent Child"},{"key":"ref83","author":"S Hillson","year":"2014"},{"key":"ref84","first-page":"520","article-title":"Prevalence of skull lesions in harbor seals (<italic>Phoca vitulina<\/italic>) in Swedish and Danish museum collections: 1835\u20131988","volume":"21","author":"P Mortensen","year":"1992","journal-title":"Ambio"}],"container-title":["PLOS 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