Entomology

Download Back to the Roots or Back to the Future?: Towards a New by L. Penev, T. Assmann PDF

By L. Penev, T. Assmann

This ebook, devoted to Professor Emeritus George Ball from the college of Alberta, Canada, offers a suite of 30 papers held on the XIII ecu Carabidologists assembly in Blagoevgrad, Bulgaria (August, 2007). The assembly was once attended via ninety experts from 20 international locations of Europe, Asia and the United States. frequently, the lawsuits volumes of the eu Carabidologists assembly became very important milestones outlining the newest developments and achievements in carabidology. the purpose of the organisers used to be to ask experts from assorted international locations and clinical colleges to try such a lot entire illustration of either conventional and leading edge ways and techniques in learning floor beetles.

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But there is a drawback in practical approach: Due to the expenditure of work and money mostly only one or few genes are sequenced, even if more than thousand base pairs (bp) are sequenced. Additionally, it is sometimes very difficult to identify heterozygote specimens, a drawback that seems not that important in taxonomy, but especially in evolutionary and population genetics. , 2001; Sota & Vogler, 2003). , 1999). Moreover, sequence data enable a combining of phylogeography and systematics, which leads to an understanding of the history of well known to poorly known taxa.

46 T. Assmann et al. Two results of these studies are important: (1) Some species of the genus Carabus show an extraordinary differentiation at the population level. (2) Selection as well as random genetic drift seem to be the driving forces of the differentiations below the species level. Liebherr (1986) and Saskawa & Kubota (2007b) used morphometric data as a tool for the identification of taxa at the species level, other authors applied morphometry successfully to clarify systematic problems below the species level.

Ball 13. Progress in gaining knowledge of the carabid faunas of the rest of the world would be accelerated if for each zoogeographic region there were a catalogue and a generic synopsis, including a classification and keys (Larochelle & Larivière, 2007:15). ACKNOWLEDGEMENTS I am pleased to thank the Organizing Committee of the XIII European Carabidologists Meeting, particularly Lyubomir Penev, for the invitation to attend, and to offer the opening address. I appreciate also the superb hospitality that he and Vlada Penev extended during our time together in Sofia and Blagoevgrad.

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