【摘要】 豫西南地区曾经是恐龙生活的“家园”。本文根据区内地层发育和出露特点，结合地壳（构造）活动规律，对豫西南中、新生代自然古地理环境（古地理、古环境、古气候、古生态）进行初步研究。这一研究结果对展示中生代恐龙的自然生态、生活环境，揭示恐龙演化规律和灭绝原因，具有一定的理论和实际意义。更多还原

【Abstract】 The southwest of Henan Province was once the multiplied and lived place of the dinosaurs. According to the crustal movement regularity and the characteristics of stratigraphic development and crop out in this area, the paleogeography,paleoenvironment, paleoclimate and paleoecology in the southwest of Henan in Meso Cenozoic period have been basically studied in this paper. This achievement has the certain significance in term of theory and in practice for showing the natural ecology and living environments of the dinosaurs and for revealing the evolutionary regularity and the reason for the extinction of the dinosaurs.更多还原