Occurrence Download

A dataset containing 2699 species occurrences available in GBIF matching the query: { "and" : [ { "or" : [ "BasisOfRecord is Specimen", "BasisOfRecord is Human Observation" ] }, { "or" : [ "Country is United States of America", "Country is Canada" ] }, "HasCoordinate is true", "TaxonKey is Liriodendron tulipifera L.", "HasGeospatialIssue is false" ] } The dataset includes 2699 records from 39 constituent datasets; see https://api.gbif.org/v1/occurrence/download/0002617-180508205500799/datasets/export for details. Data from some individual datasets included in this download may be licensed under less restrictive terms.本数据集包含2699条物种发生记录，均来自全球生物多样性信息设施（Global Biodiversity Information Facility，GBIF），且匹配以下组合查询条件：记录依据类型（BasisOfRecord）为标本（Specimen）或人类观测记录（Human Observation），所属国家为美利坚合众国（United States of America）或加拿大（Canada），存在有效坐标数据（HasCoordinate）为真，分类单元键（TaxonKey）为*Liriodendron tulipifera L.*，且无地理空间数据问题（HasGeospatialIssue）为假。 本数据集共收录2699条记录，来源于39个组成数据集；详细信息请访问以下链接查阅：https://api.gbif.org/v1/occurrence/download/0002617-180508205500799/datasets/export 本次下载所包含的部分独立数据集，其授权许可条款可能较为宽松。