Results 141 to 150 of about 13,260 (299)

Early Pliocene Varanus (Squamata, Varanidae) remains from Megalo Emvolon, Thessaloniki, Greece

open access: yesThe Anatomical Record, EarlyView.
The article describes new cranial and postcranial varanid material from Megalo Emvolon Lower Pliocene vertebrate fossil site near Thessaloniki. The fossils, likely representing a single individual, are referred to Varanus cf. marathonensis. Abstract This study describes new fossil varanid material from a recently discovered fossil spot (MVL site) at ...
Chara Drakopoulou   +3 more
wiley   +1 more source

Some Internal and External Parasites of the Redwinged Blackbird, Agelaius Phoeniceus Phoeniceus L., from Central Ohio, Including Descriptions of Three New Feather Mites [PDF]

open access: yes, 1965
Author Institution: Department of Zoology and Entomology, The Ohio State University, Columbus 10From sixty-one redwinged blackbirds that were collected and examined between 1962 and 1963, eighteen species of parasites were recovered.
Spory, Gerhard R.
core  

Functional anatomy, jaw mechanisms, and feeding behavior of Dunkleosteus terrelli (Placodermi, Arthrodira)

open access: yesThe Anatomical Record, EarlyView.
A new musculoskeletal reconstruction and revision of the cranio‐mandibular anatomy of the Devonian arthrodire placoderm Dunkleosteus terrelli from a comparative and functional anatomical perspective. Dunkleosteus is a specialized arthrodire with many specializations for feeding on large vertebrates, and many of its features are part of broader ...
Russell K. Engelman   +4 more
wiley   +1 more source

Fracture zygoma and its management our experience [PDF]

open access: yes, 2013
Zygoma is a very crucial component which maintains facial contour. Fractures involving zygoma isvery common, in fact it is the second most common facial bone to the fractured following facialtrauma (next only to nasal bones).
Arjunan, Karthikeyan   +2 more
core   +1 more source

A detailed redescription of a skeletally immature ‘Redondasaurus’ suggests ontogenetic transformations in the taxon mirror phytosaurian morphological evolution

open access: yesThe Anatomical Record, EarlyView.
Abstract The study of morphological evolution is fundamentally tied to ontogeny, yet studies of these heterochronic processes in the fossil record are rare. Fossils belonging to an ontogenetic series are difficult to assign to an ontogenetic stage due to inconsistent proxies for skeletal ages, challenging to taxonomically assign due to morphological ...
Erika R. Goldsmith, Michelle R. Stocker
wiley   +1 more source

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

Elliptic excision of the upper lateral cartilage in the rhinoplasty for correction of the large middle third

open access: yesInternational Archives of Otorhinolaryngology, 2009
Introduction: The reduction of the large nasal dorsum is a critical step for rhinoplasty because it works in the nasal valve area with the challenge of a favorable aesthetic result without functional damage. Method: We used a modified method of reduction
Marcelino, Taise de Freitas   +2 more
doaj  

New craniodental materials of Falcarius utahensis (Theropoda: Therizinosauria) reveal patterns of intraspecific variation and cranial evolution in early coelurosaurians

open access: yesThe Anatomical Record, EarlyView.
Abstract Despite documented ecomorphological shifts toward an herbivorous diet in several coelurosaurian lineages, the evolutionary tempo and mode of these changes remain poorly understood, hampered by sparse cranial materials for early representatives of major clades. This is particularly true for Therizinosauria, with representative crania best known
William J. Freimuth, Lindsay E. Zanno
wiley   +1 more source

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