Results 151 to 160 of about 5,664,728 (342)

Inside a duck‐billed dinosaur: Vertebral bone microstructure of Huallasaurus (Hadrosauridae), Upper Cretaceous of Patagonia

open access: yesThe Anatomical Record, EarlyView.
Abstract Dinosaurs evolved a unique respiratory system with air sacs that contributed to their evolutionary success. Postcranial skeletal pneumaticity (PSP) has been used to infer the presence of air sac systems in some fossil archosaurs. While unambiguous evidence of PSP is well documented in pterosaurs and post‐Carnian saurischians, it remains absent
Tito Aureliano   +3 more
wiley   +1 more source

The coelurosaur theropods of the Romualdo formation, early Cretaceous (Aptian) of Brazil: Santanaraptor placidus meets Mirischia asymmetrica

open access: yesThe Anatomical Record, EarlyView.
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt   +4 more
wiley   +1 more source

Interview with Vladimir Banit

open access: yesПроект Байкал, 2020
The interview was held with Vladimir Nikolaevich Banit, who worked in the late 1960s – early 1970s in Irkutskgrazhdanproject. In his interview, V. N.
Konstantin Antipin
doaj  

G-Bikes: Gettysburg Bike Share [PDF]

open access: yes, 2018
The focus of this paper was to asses Gettysburg as possible location to implement a bike share program and ultimately to propose a framework for a successful program. We evaluated bike share programs across North America and created a list of criteria of
Palacio, Matthew G., Walters, Jeffrey J.
core   +1 more source

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

The internal crest anatomy of Lambeosaurini (Hadrosauridae: Lambeosaurinae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The supracranial crests of lambeosaurine hadrosaurids have long been a focus of study due primarily to their extreme morphology. The external anatomy of lambeosaurine crests is understood to be highly variable between species, but variation in their internal anatomy is less well understood.
Thomas W. Dudgeon   +2 more
wiley   +1 more source

Nitra – Town of Retail Center [PDF]

open access: yesGeografické štúdie, 2009
openaire   +1 more source

Regional Characteristics of Towns in the Center of the Koto Plain

open access: yesJapanese Journal of Human Geography, 1960
The center of the Koto plain, dealt with here, can be reached within 40-90 minutes by train from metropolitan such as Osaka, (population, over 2 millions) and Kyoto (population, over 1.2 million). In this district, the regional structure formed as a local center has been gradually weakened by the growth of these metropolises.
openaire   +2 more sources

Warung Hik Bertahan dalam Persaingan USAha di Kota Karanganyar [PDF]

open access: yes, 2016
This study aims to determine how the efforts of merchant stalls HIK (traders immigrants from outside the town of Karanganyar) in order to survive in the face of competition in the town of Karanganyar.
Hendarti, Y. (Yanita)
core  

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