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Numa I Terrace Deposit Nakada et al., 1980

Invalid synonym: Numa Coral Bed

• Coherent formation
• Coastal terrace deposit
• Holocene (6,190 - 6,160 yBP, ¹⁴C)
• Numa Coral Bed: Holocene (8,800 - 6,200 yBP, ¹⁴C; 8,100 - 7.600 yBP, AMS)
• Contemporaneous heterotopic facies: Nagaogawa VII Terrace Deposit

• Sedimentary facies (Numa Coral Bed): Subtidal zone of reefs
• Water temperature: Warm ocean current
• Lithofacies: Gravels

• Distribution: Shiomi - Koyatsu - Miyagi - Numa - Kamisanagura - Nanjo, Tateyama city, Chiba pref.
• Fossils (Corals): Favia speciosa, Montastrea curta, Favia pallida, Caulastrea tamida, Oulastrea cristata, Eshinophyllia aspera, Alveopora japonica
• Tephra: Os-Nm

• Kawakami and Shishikura (2006) Geology of the Tateyama District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, AIST, 82p. (in Japanese with English abstract 5p.)
• Suzuki et al. (1990) Geology of the Nago District, Quadrangle Series, Scale 1:50,000, Geological Survey of Japan, 48p. (in Japanese with English abstract 3p.)