Mixed ... H.Α. Thompson ... 1960 2157 ... 1937, 1938
Tholos Trench M ... Ζ-11 2098, 2099 Ζ 1406 P 5002 Ζ 1416 P 12207 Ζ 1421 A 831 Ζ 1544 A 868 Ζ 1698 A 1039 Ζ 1417 P 12208 Lot Ζ 398 Lot Ζ 399 Lot Ζ 397 Lot Ζ 400 Lot Ζ 401 XII-69 ... Feb 23 1938
Poros drain of the Tholos as found ... west Horizontal (normal) ... 23 February 1938