Roger A. Hewitt

Agricultural and Biological Sciences · Life Sciences

20h-index1.3kcitations56works0.02yr avg
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Research Topics

Cephalopods and Marine Biology(24), Paleontology and Stratigraphy of Fossils(17), Geology and Paleoclimatology Research(11), Marine Biology and Ecology Research(9), Geological formations and processes(7)

Publications56 total

Corals and a cephalopod from the Whirlpool Formation (latest Ordovician, Hirnantian), Hamilton, Ontario: biostratigraphic and biogeographic significance
Journal of Paleontology·2023· 3 citedOpen Access
Survey of Technology Enhanced Learning
2010· 2 cited
The development of technology enhanced learning: findings from a 2008 survey of UK higher education institutions
Interactive Learning Environments·2010· 67 cited
Nautilus Shell Architecture
Topics in geobiology·2009· 19 cited
Technology enhanced learning survey
2008· 5 cited
2008 Survey of Technology Enhanced Learning for higher education in the UK
Open Research Exeter (University of Exeter)·2008· 120 citedOpen Access
The 13th Annual International Sea Bean Symposium will be held at the Cocoa Beach Public Library, October 18th-19th, 2008.
2007
A longitudinal perspective between March 2001, March 2003 and March 2005 for higher education in the United Kingdom
2005· 29 cited
RECURRENCES OF HYPOTHESES ABOUT AMMONITES AND ARGONAUTA
Journal of Paleontology·2003· 18 cited
Recurrences of hypotheses about ammonites and <i>Argonauta</i>
Journal of Paleontology·2003· 4 cited
VLE Surveys - A longitudinal perspective between March 2001 and March 2003 for Higher Education in the United Kingdom
2003· 46 cited
A review of the Early Eocene nautiloids of the London Clay Formation upper division C to lowest division E of south-east England, with particular reference to concretionary horizons and faunules in the offshore facies strata at Southend-on-Sea, Essex and in the adjacent cliffs of the Isle of Sheppey, Kent
2002· 1 cited
Finite-element analysis of simulated ammonoid septa (extinct Cephalopoda): septal and sutural complexities do not reduce strength
Paleobiology·2002· 55 cited
Buoyancy calculations and ecology of Callovian (Jurassic) cylindroteuthid belemnites
Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen·1999· 11 cited
Maastrichtian Ceratisepia and Mesozoic cuttlebone homeomorphs
1999· 37 citedOpen Access
Function of Complexly Fluted Septa In Ammonoid Shells I. Mechanical Principles and Functional Models
Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen·1997· 45 cited
Mechanical significance of ammonoid septa with complex sutures
Lethaia·1997· 50 cited
Post-mortem behaviour of Early Paleozoic nautiloids and paleobathymetry
Paläontologische Zeitschrift·1996· 27 cited
Architecture and Strength of the Ammonoid Shell
Topics in geobiology·1996· 48 cited
Do limpet pits indicate that desmoceratacean ammonites lived mainly in surface waters?
Lethaia·1995· 11 cited
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Frequent Co-authors

Gerd E. G. Westermann(19), Tom Browne(6), Martin Jenkins(6), Richard Walker(5), John M. Hurst(3), Martin D. Brasier(2), António Checa(2), Bryan Stait(2), C. J. Brasier(1), Marwan Hassan(1), Mohamed Dokainish(1), Peter M. Zaborski(1), Rodney Watkins(1), Vincent Barbin(1), Uwe Brand(1), Karl Ramseyer(1), M. A. Dokainish(1), M. El Aghoury(1), Sarah Mackay(1), Tetsuya Yoshiike(1)