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Early silurian palynomorphs from the tuscarora formation in central Pennsylvania and their paleobotanical and geological significance
Abstract The Early Silurian (Llandoverian) Tuscarora Formation in central Pennsylvania contains shale beds with an abundant and predominantly land-derived palynoflora. Population studies of theExpand
A catalogue of Philippine Hymenoptera (with a bibliography, 1758-1963).
There are 2141 species and subspecies listed and classified in this catalogue; additional 36 species of doubtful occurrence and 53 species erroneously recorded from the Philippines are also included.Expand
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