Results 141 to 150 of about 515,005 (311)

Nasal soft‐tissue anatomy of Triceratops and other horned dinosaurs

open access: yesThe Anatomical Record, EarlyView.
Abstract Although ceratopsid dinosaurs possess a characteristically hypertrophied narial region, soft‐tissue anatomy associated with such a skeletal structure and their biological significance remain poorly understood. The present study provides the first comprehensive hypothesis on the soft‐tissue anatomy in the ceratopsid rostrum based on the Extant ...
Seishiro Tada   +5 more
wiley   +1 more source

User guide : Groundwater Vulnerability (Scotland) GIS dataset. Version 2 [PDF]

open access: yes, 2011
This report describes a revised version (Version 2) of the groundwater vulnerability (Scotland) digital dataset produced by the British Geological Survey (BGS).
Doce, D.D.   +3 more
core  

A second species of non‐crocodyliform crocodylomorph from the Late Triassic fissure deposits of southwestern UK: Implications for locomotory ecological diversity in Saltoposuchidae

open access: yesThe Anatomical Record, EarlyView.
Abstract The Late Triassic–Early Jurassic fissures of the Bristol Channel area (southwest England and south Wales) are renowned for their diverse vertebrate faunas. These assemblages have yielded an array of predominantly small‐bodied forms that are crucial to our understanding of the early evolution of several major tetrapod clades.
Ewan H. Bodenham   +4 more
wiley   +1 more source

A Geospatial Information Grid Framework for Geological Survey. [PDF]

open access: yesPLoS One, 2015
Wu L   +6 more
europepmc   +1 more source

Constituent Load Estimation in the Lower Ouachita-Smackover Watershed [PDF]

open access: yes, 2015
Water quality was monitored at 21 sites in the Lower Ouachita‐Smackover Watershed from 2013 November through 2014 September. The U.S. Geological Survey maintains discharge monitoring stations at two of these sites, Moro Creek (USGS 07362500) and ...
Haggard, Brian E.   +2 more
core   +2 more sources

MicroCT reinvestigation of the only articulated fossil anostomid fish reveals synonymy of Arhinolemur Ameghino, 1898 and Megaleporinus Ramirez et al., 2017

open access: yesThe Anatomical Record, EarlyView.
Abstract Arhinolemur scalabrinii† Ameghino, 1898 was originally described as a strepsirrhine primate (Mammalia) but has been recognized as an anostomid fish since 2012. It remains the only extinct anostomid species known from complete cranial material.
Karen M. Panzeri   +8 more
wiley   +1 more source

Subsidence resulting from mining [PDF]

open access: yes, 1916
Illinois coal mining investigations, cooperative agreement. (This report was prepared under a cooperative agreement between the Engineering Experiment Station of the University of Illinois, the Illinois State Geological survey and the U.S.
Stoek, Harry Harkness, 1866-1923   +1 more
core   +1 more source

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