Shining white ammonites: remarkably preserved ammonites from the Posidonia Shales of Southern Germany

Stephen Lautenschlager (Germany) The Lower Jurassic Posidonia Shale Formation of Southern Germany belongs to one of the most famous fossil lagerstätten in the world. Its sediments – finely laminated marly claystones – were deposited in a shallow, inland (epicontinental) sea, the Tethys Ocean, under tropical conditions. The dark grey colour … Read More

Krakatau – Part 2

Dr G Trevor Watts In the fisrt part of this article (Kratatau – Part 1), I started to describe the geology of this famous volcano and also my visit to it. I now continue and you find me on fresh scoria and sulphurous steaming rock, standing on the rim of … Read More

Proboscidean tusks through time: a special case of excavation and displaying experience

Dick Mol (The Netherlands), Evangelos Vlachos (Argentina), Spyridoula Pappa (UK), Nikos Vasileiadis (Greece), Nikos Bacharidis (Greece), Vassilis Makridis (Greece), Evangelia Tsoukala (Greece) Over the past 30 years, systematic excavations by the Aristotle University of Thessaloniki in Northern Greece have unearthed many Proboscidea fossils, including the longest tusks in the world … Read More

Echinoids

Neale Monks Although rarely conspicuous, echinoids – commonly known as sea urchins – are among the most important invertebrates in the sea. They are often very numerous and, in particular, the herbivorous species can be critically important as the grazers that keep large seaweed species, such as kelp, from taking … Read More

The vampire of Csillaghegy

Főzy István (Hungary) Csillaghegy (literally translated, “Star Hill”) is a suburb in the northern part of Budapest, the capital of Hungary. It is home to a waterfront promenade with stunning views of the Danube and the elegant, cable-stayed Megyeri Bridge that crosses Szentendre Island. The riverside is home to kayak … Read More

Cerro Negro

Dr G Trevor Watts (UK) Cerro Negro (The Black Hill) is a stark, lively little volcano. Little known outside Nicaragua, it is easily accessible from the city of Léon and well worth the effort of the hike of about a thousand feet up. Location Cerro Negro is about 30km east-north-east … Read More

Amber deposits of the Dominican Republic’s northern cordillera

George Burden (Canada) The rickety taxi bumped and rattled its way southward, into the scenic peaks of the Dominican Republic’s northern cordillera. Frequent washouts from seasonal torrential rains make the going tricky and, at times, even a little perilous. However, we finally arrived at a small community, the site of … Read More

Riccardo Levi-Setti: Experimental physicist and trilobite expert

Steve Koppes (USA) Although he is an experimental physicist who discovered new elementary particles in the early 1950s and invented the high-resolution scanning ion microprobe, Riccardo Levi-Setti also is known in paleontological circles for co-discovering a giant trilobite subspecies and for his book, Trilobites. Decades ago, as a diversion, Levi-Setti … Read More

Parabrontopodus?

Rob Hope (France) Ahh, fossil footprints… simultaneously tantalising, evocative and enigmatic! Trace fossils of footprints are known throughout the world, including in the Jura Mountains of both France and Switzerland. Recently, near the tiny French village of Coisia, about 30km north of Geneva, a large slice of rock has revealed … Read More

Book review: A Geological Field Guide to the Himalaya in India, Nepal, Bhutan and Tibet, by Dr Daniel Clark-Lowes

This book has something of an aspirational, rather than practical, feel to it. However, there is no doubt – in my mind anyway – that it is the best book on the geology of the Himalaya I have read. It is written with a nice light touch, with some humour. And it covers far more than just geology – where appropriate, it includes history, especially about the exploration of the subcontinent, and Asian culture.