Myrmecium may refer to: * ''Myrmecium'' (spider), a genus of ant-like spiders from South America (Castianeirinae) * ''Myrmecium'' (sponge) (Goldfuss), a genus of extinct

Calcareous sponge The calcareous sponges or calcereans are sponges that make up the class Calcarea, characterized by spicules made of calcium carbonate in the form of high-magnesium calcite or aragonite. While the spicules in most species are triradiate (with three ...

s *

Myrmēkion Myrmēkion or Myrmecium (, ) was an ancient Greek colony in the Crimea. The settlement was founded in the eastern part of the modern city Kerch, 4 km NE of ancient Panticapaeum on the bank of the Kerch bay near the cape Karantinny. The settle ...

, an ancient Greek town at

Crimea Crimea ( ) is a peninsula in Eastern Europe, on the northern coast of the Black Sea, almost entirely surrounded by the Black Sea and the smaller Sea of Azov. The Isthmus of Perekop connects the peninsula to Kherson Oblast in mainland Ukrain ...

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See also