Zobrazeno 1 - 10
of 15
pro vyhledávání: '"D. N. Lewis"'
Autor:
S. K. Donovan, D. N. Lewis
Publikováno v:
Proceedings of the Yorkshire Geological Society. 58:9-14
SUMMARY Fossil crinoids are common in the Much Wenlock Limestone Formation of the type area in Shropshire, yet remain poorly known because of their fragmentary preservation. Calceocrinid disparids are recognized from Wenlock Edge for the first time o
Publikováno v:
International Journal of Dairy Technology. 62:461-471
Currently, the burden of infective antibiotic-associated diarrhoea (AAD) and Clostridium difficile-associated disease (CDAD) is placing considerable strain on health services. The potential of probiotics has been investigated, particularly whether th
Publikováno v:
Proceedings of the Yorkshire Geological Society. 57:69-74
Summary Complete fossil crinoids are well known from the Much Wenlock Limestone Formation (Silurian, Wenlock, Homerian), but are only common in the Dudley area of the West Midlands. Elsewhere, Wenlock crinoids are preserved as disarticulated ossicles
Autor:
D. N. Lewis, S. K. Donovan
Publikováno v:
Proceedings of the Yorkshire Geological Society. 57:75-78
Summary A root-like structure from the Llandovery (Telychian) of Devil’s Dingle, Shropshire, may be an invertebrate attachment structure or a trace fossil close to Chondrites isp. von Sternberg, although the possibility that it is a Recent plant ro
Publikováno v:
International Journal of Dairy Technology. 61:215-221
Although interest in the effects of the intestinal flora on health dates from the beginning of the 20th century, controlled clinical trials did not begin until its end. Oral administration of probiotic lactobacilli has been shown to alleviate and pre
Publikováno v:
Proceedings of the Yorkshire Geological Society. 57:29-60
SUMMARY Crinoids are the most common and diverse group of echinoderms in the Silurian of the British Isles. This guide describes examples of all nominal crinoid groups recognized from this interval and region (48 genera, about 100 species). In contra
Publikováno v:
Proceedings of the Yorkshire Geological Society. 54:253-256
SUMMARY Platycrinitid camerate crinoids, with distinctive elliptical columnals and large dorsal cups are a characteristic feature of the Lower Carboniferous of the British Isles. Two new occurrences are reported here. Disarticulated basal circlets an
Publikováno v:
Proceedings of the Yorkshire Geological Society. 55:205-207
SUMMARY The monospecific genus Derbiocrinus Wright, type species D. diversus Wright, formerly lacked adequate locality and stratigraphical data within its type area. New specimens from the Treak Cliff area near Castleton, Derbyshire, come from the As
Autor:
D. N. Lewis, T. S. Foster
Publikováno v:
Geological Curator. 6:129-132
Curation is frequently regarded as a dull and unexacting task suitable for those of lesser knowledge, experience, abilities and intellect. Conservation is considered likewise, usually as an adjunct to the duties of a curator. Without good curation an
Autor:
R S, Ostfeld, D N, Lewis
Publikováno v:
Journal of vector ecology : journal of the Society for Vector Ecology. 24(2)
Wild turkeys are increasing in abundance and distribution in eastern North America, but their potential role as hosts for ticks, or as predators on ticks, is unknown. We performed two experiments, one to determine whether juvenile black-legged ticks