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The Canine Surrogacy Approach (CSA) is a form of analogy in which stable isotope information from dog remains is used as a proxy for associated human keepers. The approach has garnered increasing attention in recent years due to its capacity to provide information on human diets in contexts where human remains are limited or unavailable. CSA applications have often been conducted on an ad hoc basis and rarely has the human–dog analogy been treated systematically or cohesively. This case study aims to remedy this issue. Using a recently developed CSA interpretive framework (Guiry, 2012), we test the feasibility of using dog bone collagen stable carbon and nitrogen isotope signatures as a proxy for their human keepers among two similar marine oriented Late Archaic populations that occupied the northeastern coast of North America. After characterizing the feasibility of CSA applications in these archaeological contexts, the CSA is then used to reconstruct diet at a culturally related site at which no human remains have been recovered.  相似文献   
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The rather sparse and dubious data about Arctic regions known to Antiquity were taken over, mostly via Pliny, by the middle ages and reinforced and expanded in significant ways. This paper, which was delivered as an Inaugural Lecture at the University of Groningen in November 1982, reviews the activities and reports of medieval explorers, colonists and traders in or about the Arctic and considers the handful of medieval writers who display some real knowledge about Arctic regions. The generality of medieval writers on history and geography knew little or nothing. Even so, it is shown that here and there references are made to many of the features which are thought of as typically Arctic in the modern popular consciousness, with the exception of igloos and muskoxen. Commercial connections with the Arctic through Novgorod and Bergen are examined, and some account given of contacts with Iceland and the disappearance of the Norse settlement in Greenland. Polar bears and white falcons in western Europe, both of nearly indisputable Arctic origin, are discussed, attention is drawn to the very inadequate portrayal of the Arctic on medieval maps, and the paper closes with a glance at Olaus Magnus's account of northern peoples published in 1555.  相似文献   
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