| 31. | :: See Carlston Annis Shell Mound and Ridgeway Site, a couple of talk ) 20 : 23, 21 December 2014 ( UTC)
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| 32. | Shell rings, along with other shell mounds, have been mined for shell to be used in road paving and other construction projects.
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| 33. | Early Okinawan history is defined by midden or shell heap culture, and is divided into Early, Middle, and Late Shell Mound periods.
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| 34. | The height and serpentine shape of the shell mounds on the north side of the island indicated use or habitation by earlier civilizations.
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| 35. | Among other items of local interest, it houses many Jomon period artifacts, including those from the important Torihama shell mound in the area.
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| 36. | In 1657, the site of San Salvador de Mayaca was constructed in present-day Volusia on the existing shell mounds of the Mayaca people.
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| 37. | Shell mound hammocks are found on elevated mounds of mollusk shells and aboriginal garbage on which a hardwood, closed canopy forest has developed.
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| 38. | The shell mound sites that are related to the Chantuto period where located on the mainland side of each lagoon of this Estuary.
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| 39. | Residents of and visitors to the Sea Islands of South Carolina and Georgia had long noticed circular shell mounds on some of the islands.
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| 40. | Tsuken was settled early in the history of the Ryukyu Islands, as evidenced by its numerous shell mounds, of which three have been excavated.
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