Results 171 to 180 of about 620,055 (357)

Dental crown morphological variation and heterodonty in carcharhiniform sharks

open access: yesThe Anatomical Record, EarlyView.
Abstract Elasmobranch teeth are highly mineralized structures that constitute the majority of the fossil record for this group. Despite their taxonomic and evolutionary significance, detailed descriptions of dental morphology remain scarce. The order Carcharhiniformes, the most diverse among sharks, comprises 304 valid species that display remarkable ...
Flávia Zanini, Karla D. A. Soares
wiley   +1 more source

Endothermy, neuron counts, and other issues: Further remarks on neurocognitive evolution in fossil vertebrates

open access: yesThe Anatomical Record, EarlyView.
Abstract Last year, we challenged the view that large‐bodied theropod dinosaurs such as Tyrannosaurus rex resembled primates in cognition and behavior, a proposition made by Herculano‐Houzel in 2023. More recently, Jensen et al. have criticized our work on this topic, raising methodological and conceptual issues.
Kai R. Caspar   +5 more
wiley   +1 more source

Updating the "Meswa Bridge" Locality Name to "Tonde Bridge". [PDF]

open access: yesAm J Biol Anthropol
Siembo J   +3 more
europepmc   +1 more source

Information bulletin / FIRT, IFTR ; SIBMAS = Bulletin d'information / FIRT, IFTR ; SIBMAS [PDF]

open access: yes, 2006
International Association of Libraries and Museums of the Performing Arts
core  

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