Results 111 to 120 of about 4,345,337 (289)
Integrating whole‐bone and regional analyses to understand human scapular growth
Abstract This study investigates ontogenetic changes in human scapular morphology using three‐dimensional geometric morphometrics with whole‐bone and region‐specific analyses. The aim is to evaluate whether the scapula follows a regular developmental pattern and whether its functionally distinct components, the scapular spine (SS) and glenoid fossa ...
Azahara Salazar‐Fernández +3 more
wiley +1 more source
The dental developmental anomaly known as hyperdontia or supernumerary teeth is characterised by the development of teeth additional to the normal series.
Umapathy Thimmegowda +3 more
doaj +1 more source
Centric Occlusion Contact and Attribution in the Primary Dentition
This investigation was undertaken to give a greater understanding to the nature of Centric Occlusion Position in the primary dentition. It was though that the descriptions in the literature, of centric occlusion contact in the primary dentition, was less
Steichen, John P.
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Redescription of the Triassic cynodont Cistecynodon parvus and reassessment of its phylogeny
Abstract Cynodontia is an important subclade of Therapsida that first occurred in the late Permian. It includes extinct subclades which are the non‐mammaliaform cynodonts and Mammaliaformes, with the latter ultimately giving rise to crown mammals. The systematics of non‐mammaliaform cynodonts has been extensively studied and is relatively well‐resolved,
Erin S. Lund +4 more
wiley +1 more source
Double teeth in primary dentition: Report of two clinical cases
Odontogenic anomalies can occur as a result of conjoining or twinning defects. These include fusion, gemination and concrescence. This article presents two case reports of double teeth. In the first case reported, a 4-year-old white boy presented primary
Almeida, Janete Dias +2 more
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The largest silesaurid known from South America is described here, demonstrating that silesaurids reached large body sizes in southwestern Gondwana. This discovery further underscores the widespread geographic distribution and temporal persistence of large silesaurids across Pangea, despite faunal turnovers and environmental events such as the Carnian ...
Rodrigo Temp Müller
wiley +1 more source
Dental enamel defects in the primary dentition: prevalence and etiology
The enamel of the primary dentition undergoes development from approximately the 13th week of gestation to around 3 years of age when the second primary molars erupt into the oral cavity.
Seow, W. Kim, W. Kim Seow
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Early stages of tooth development in the harbor porpoise Phocoena phocoena
Abstract Here we describe the stages of tooth development in toothed whales on the basis of the harbor porpoise (Phocoena phocoena). The aim of the study was to find out whether these stages are identical to those of other mammals analyzed so far although toothed whales are homodont and monophyodont.
Lasse M. Mathes +2 more
wiley +1 more source
This work brings new information on the sexual characteristics of the crocodile shark (Pseudocarcharias kamoharai) exploring the pelvic fin musculature, as well as the siphon sac and the musculature and skeleton of the clasper. Our paper is the first to point out clearly the sexual dimorphism related exclusively to the pelvic fin musculature in males ...
Laura F. Mianutti +2 more
wiley +1 more source
Mastodon americanus dentition"3-8-9-00Cornell. View of Mastodon americanus showing dentition.
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