Spallanzani is a lunar impact crater located in the rugged, crater-marked terrain of the Moon's southern hemisphere. It was named after Italian natural scientist and biologist Lazzaro Spallanzani. To the southeast is the prominent crater Pitiscus, and to the north is Nicolai.. The roughly circular rim of Spallanzani is somewhat worn by a number of small impacts, including a pair of craters ... More @Wikipedia
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