Based on examination of more than 6,600 adult specimens, this work treats the Nearctic fauna of Eustrophinae (Tetratomidae), a relatively obscure, but potentially ecologically significant, group of beetles associated with wood-rotting fungi in most forest ecosystems. Five genera and 12 species are recognized: Pseudoholostrophus (Pseudoholostrophus) impressicollis (LeConte), P. (Holostrophinus) discolor (Horn), Holostrophus bifasciatus (Say), Eustrophus tomentosus Say, Eustrophopsis confinis (LeConte), E. bicolor (Fabricius), E. brunneimarginatus (Dury), E. indistinctus (LeConte), E. arizonensis (Horn), E. ornatus (Van Dyke), and Synstrophus repandus (Horn). A new species, Eustrophopsis crowdyi is described from southern Arizona. An identification key, supplemented with color photographs of the body (dorsal and lateral), frontal view of head, prosternal process and other structural features, is presented. Distribution maps of known geographical ranges in Canada and the United States (and Mexico for three southern species) are included, supplemented by detailed locality data. In addition to the taxonomic analyses, preliminary comments are made on the biogeography of the Nearctic Eustrophinae, as well as their natural history and ecological importance in forest habitats.
Dive into prehistoric waters and discover extraordinary sea monsters who reigned the ocean for 150 million years Ancient Sea Reptiles: Plesiosaurs, Ichthyosaurs, Mosasaurs, and More examines the anatomy, behavior, diversity, lifestyle, and evolutionary rise of creatures who conquered the seas for 150 million years during the Mesozoic era. Expert paleontologist Darren Naish puts these fearsome and mighty creatures under the microscope and transports readers to wild and primeval waters. In this gorgeously illustrated book, amazing creatures leap off the page, including: Mosasaurs, known as “T-Rexes of the deep" Cretaceous sea snakes Long-necked plesiosaurs Crocodile-like thalattosuchians, the earliest sea turtles Ancient Sea Reptiles features fossil photography and artistic reconstructions of ancient creatures, from evolutionary anomalies to apex predators who survived extinction events, with chapters that include: Chapter 1: Introduction Chapter 2: Evolution Chapter 3: Form and Function Chapter 4: Invading the Mesozic Oceans Chapter 5: Shark-Shaped Reptiles: The Ichthyosaurs Chapter 6: Long Necks, Big Mouths: Plesiosaurs and Their Kin Chapter 7: Sea Crocs: The Thalattosuchians Chapter 8: Mosasaurs: The Great Lizard Lizards Chapter 9: Sea Turtles Chapter 10: After the Mesozoic More than 80 percent of the world’s vast ocean is unmapped and unobserved, prompting the imagination to run wild on what might lurk in its depths. But Ancient Sea Reptiles proves that what stirs the imagination even more are the spectacular prehistoric creatures that have already been discovered. The book is a feast for the eyes and the scientific mind.
Over the last two decades there have been numerous profound changes in UK society which have had an impact on the scale, geographies, meaning and experiences of internal migration. Providing a critical appraisal of migration scholarship from the perspective of Geography, reviewing theory, substantive foci and method, this book demonstrates how sub-national migration in the UK gives rise to and reflects new patterns of population, housing, economies and cultures. Each chapter is written by a Population Geographer together with a scholar representing another Human Geography sub-discipline thus providing a cross-disciplinary perspective on a specific aspect of migration. Critically reviewing and setting an agenda for internal migration scholarship from a spatial perspective, this book will be of interest to academics and students of Geography and other disciplines concerned with migration, both within the UK and further afield.
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