33. Tingis guamensis Drake, Washington Acad. Sci., Jour. 31: 142, 1941.

Six specimens, Tarague, May 17, on Premna gaudichaudii, Usinger; three specimens, Ritidian Point, June 2, Usinger .

Agrees fairly well with the original description except that the third antennal segment is nearly three times as long as fourth, 40: 14, the costal area is triseriate rather than mostly biseriate, the subcostal area four- or five-seriate rather than "six areolae deep in widest part." The lateral pronotal carinae are very indistinct in this species. Size in the present series is as follows: male, length 2.9 mm., width (hemelytra) 1.35 mm.; female, length 3 mm., width (hemelytra) 1.5 mm.