Argiallagma minutum (Selys) . Tikal: in a zone of Panicum on west edge of aguada at camp, February 20, IJC (58), 1 ♂ ; adjacent to aguada at camp, February 20, IJC (59), 4 ♂, 3 ♀ ; at Aguada El Naranjo, April 11, THH, 2 ♂ .

This is apparently the first record of this species from the Yucatan Peninsula.