A recent xkcd, 1829: Geochronology: Not just the names of dog breeds. Dalmatian and Pomeranian are also place-name adjectives, and geological features are very often named after places. Laika, however, is not a dog breed (or a place-name), but the name of a particular dog. From Wikipedia: Laika (c. 1954 – November 3, 1957) was … Continue reading The geological vocabulary bluff