Cryptic refugia
WebOct 26, 2024 · However, stands of alder, birch and willow woodland were also present, and indicate the possibility that such tree species survived in cryptic refugia in Britain as elsewhere in northern Europe during the Last Glacial Maximum. WebOct 1, 2008 · If cryptic refugia in northerly latitudes were present during the LGM, then the dispersal capabilities of many organisms might thus far have been overestimated. Here we highlight some of the insights into the existence of cryptic glacial refugia afforded by recent phylogeographic studies. These allow us to refine and extend the earlier models ...
Cryptic refugia
Did you know?
WebThe theory of classical and cryptic Pleistocene refugia is based mainly on historical changes in temperature, and the refugia are usually defined within a latitudinal gradient. … WebDec 31, 2013 · Recently, the concept of microrefugia (a.k.a. cryptic refugia or climate relicts) has emerged to describe glacial refugia that are distinct from conventional refugia or macrorefugia. Stewart et al. (2010, p. 662) defined cryptic refugia as ‘refugia situated at different latitudes or longitudes than would normally be expected, ...
WebJul 15, 2010 · The existence of microrefugia and/or cryptic refugia has been proposed to explain the colonization patterns of temperate continents after the Last Glacial Maximum, as well as to gain an understanding of the present genetic structure of species and their populations. The concepts ‘microrefugia’ and ‘cryptic refugia’ largely overlap but ... WebNov 1, 2001 · hypothesized cryptic refugia. T able 1. Evidence for norther n refugia a. Refugium Sites T axa Age Refs. Norwegian coast Skjonghelleren Cave Red squirrel . Sciurus vulgaris. 10 360 ± 170 yr BP 28.
WebSuch refugia are sometimes referred to as ‘cryptic’ (Stewart and Lister, 2001; Provan and Bennett, 2008; Opgenoorth et al., 2010). Species distribution modelling (SDM; Elith and … WebNov 1, 2001 · Just as a long-standing belief in the importance of southern refugia has been substantiated in recent years by direct evidence from modern and fossil populations, so it is timely to now explore the nature and distribution of cryptic northern refugia, and their role in shaping today's biota. The study of modern populations. Acknowledgements
WebThe integration of phylogeny and ENM in this study confirms the development of distinct cryptic species and suggests that the Hyrcanian Forests, a well-known Pleistocene refugium, might contain multiple cryptic refugia for small forest-dwelling species during paleontological oscillations.
WebThey also suggest that some species at risk from climate change might persist, even with 4°C of macroclimate warming, in cryptic refugia buffered by microclimate, pointing to the roles of forest cover and topography in explaining slower-than-expected changes in understorey communities. incentre of equilateral triangleWebPhylogeographic insights into cryptic glacial refugia. The glacial episodes of the Quaternary (2.6 million years ago–present) were a major factor in shaping the present-day distributions of extant flora and fauna, with expansions and contractions of the ice sheets rendering large areas uninhabitable for most species. incentrevdeals deals.incentrev.comWebMicro_cryptic_refugia. Code associated with "Microclimate-based species distribution models in complex terrain indicate widespread cryptic refugia from climate change" Jordan Stark. Spring 2024. file descriptions _Main_VegAnalysis.R is the master code file, calling all other files in order. Lists needed file structure, inputs, and outputs. incentre of pedal triangleWebNov 1, 2001 · Just as a long-standing belief in the importance of southern refugia has been substantiated in recent years by direct evidence from modern and fossil populations, so it … incentrev wdrbWebDec 1, 2014 · Recent studies however have revealed the existence of extra-Mediterranean refugia, including the existence of cryptic north-west European refugia during the Last Glacial Maxima (24–14.6 kyr BP). ina roasted tomato soupWebWithin the hyperdiverse beetle family Staphylinidae, Dasycerinae is one of the smallest and most cryptic subfamilies, comprising a sole extant genus characterized by a latridiid beetle-like body form. ... The high-altitude areas might have played the role of refugia that harboured subalpine derivatives which eventually gave rise to the extant ... ina roth greizWebFeb 7, 2003 · In fact, several reports have suggested the existence of cryptic refugia in northern Europe, citing fossil evidence from macroscopic plants and vertebrates, as well as phylogeographic studies of land snails, sedges and ferns, and freshwater fish (4–11). Although these data contradict the dominant paradigm of both palynology and … incentro agency