加拿大国际泥盆系讨论会,由加拿大地质学界倡导并主持召开的大型国际学大讨论会。首届讨论会于1967年在?尔加里召开,当时中国既未派人参加会议也未向会议提交论文。时隔20年,第二届加拿大国际泥盆系讨论会,由加拿大石油地质协会及地科联地层委员会泥盆纪分会联合举办。会议于1987年8月17—20日在卡尔加里举行。分别组织了会前及会后的野外考察。到会代表来自五大洲,达 Canadian International Devonian Symposium, advocated by the Canadian geology community and presided over the large-scale international seminars. The first seminar was held in Žilgari in 1967, when neither China sent participants nor submitted papers to the conference. After a lapse of 20 years, the second session of the Canadian Devonian Symposium was jointly organized by the Canadian Petroleum Geology Association and the Devonian Branch of the Earthly Structure Commission. The meeting was held in Calgary from August 17-20, 1987. Respectively, organized before and after the field visit. The delegates come from all five continents