publication . Article . 2016

Dental anomalies in Didelphis albiventris (Mammalia, Marsupialia, Didelphidae) from Argentina, Brazil and Uruguay

Chemisquy, Maria Amelia; Martin, Gabriel Mario;
Open Access
  • Published: 01 Oct 2016 Journal: Iheringia. Série Zoologia, volume 106 (eissn: 0073-4721, Copyright policy)
  • Publisher: FapUNIFESP (SciELO)
  • Country: Argentina
Abstract
Dental anomalies have been investigated and reported for most orders of mammals,including marsupials. Previous works in Didelphis albiventris Lund,1840 only described one kind of malformation or just a few observations from some collections,thus the type and presence of anomalies for this species was underestimated. The aim of this contribution is to describe and analyze several dental anomalies found in specimens of Didelphis albiventris from Argentina,Uruguay and Brazil. Dental anomalies were classified in three categories: supernumerary or missing teeth,morphological anomalies in size and shape,and teeth in unusual positions. We found 32 individuals of D. alb...
Subjects
free text keywords: Anomalous teeth, developmental instability, supernumerary teeth, white-eared opossum, Otras Ciencias Biológicas, Ciencias Biológicas, CIENCIAS NATURALES Y EXACTAS, Didelphis albiventris, biology.organism_classification, biology, Anatomy, Supernumerary, Fluctuating asymmetry, Dental anomalies, Dientes anómalos, inestabilidad en el desarrollo, dientes supernumerarios, comadreja overa, Zoology, QL1-991
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publication . Article . 2016

Dental anomalies in Didelphis albiventris (Mammalia, Marsupialia, Didelphidae) from Argentina, Brazil and Uruguay

Chemisquy, Maria Amelia; Martin, Gabriel Mario;