[lemma=the] [tag=NNP] [lemma=for] [lemma=american] [□]
[lemma=the] [tag=NNP] [lemma=for] [lemma=american] [□=□]
[lemma=the] [tag=NNP] [lemma=for] [lemma=american] [□ & □]
Data presented last month by Joseph McAvoy and a team of archaeologists at the Society for American Archaeology meeting in Philadelphia seem to have firmly established the age of the Virginia site , called Cactus Hill . Mary Eubanks described the latest evidence that corn , or maize , originated as a cross between teosinte and gamagrass , or Tripsacum , in a talk Friday at a symposium on maize held at the annual meeting of the Society for American Archaeology ( www.saa.org ) in Montreal . Presented at the Society for American Archaeology conference in 2004 . Teaching Archaeology from the Society for American Archaeology provides a rationale for teaching archaeology in the classroom and several lesson plans that demonstrate how to do it . Presented at the Society for American Archaeology conference in 2005 .