Potamon fluviatile as well as on the island of Sicily. Although it used to be found as far north as Lake Garda, "P. fluviatile" no longer occurs north of the River Po. In 1997 a population of "P. fluviatile" was discovered under the ruins of Trajan's Forum in the heart of Rome, living in canals built by the Etruscans which connect to the "Cloaca Maxima". Based on a genetic analysis, which demonstrated that these crabs were similar to those in Greece, researchers believe that they had been brought by the Greeks before the founding of the city, some 3000 years ago. The
If This Is a Man Mussolini's racial laws. In 1942 he found a position with a Swiss drug company in Milan. With the German occupation of northern and central Italy in 1943, Levi joined a partisan group in Valle d'Aosta in the Alps. He was arrested in December 1943 and transported to Auschwitz in February 1944. He remained there until the camp was liberated on 27 January 1945. "If This Is a Man" recounts his experiences in the camp. Levi began to write in February 1946, with a draft of what would become the final chapter recording his most recent memories of Auschwitz. According to