Insect and Spider Collections Abbreviations and Acronyms
- OSACOregon State University, Corvallis
- OSALOhio State University Acarology Laboratory
- OSECOklahoma State University, K.C Emerson Museum
- OSUOhio State University Airport, Columbus, Ohio, United States
- OTSCOrganization for Tropical Studies
- OUMNHOxford University Museum of Natural History
- PADAPennsylvania Department of Agriculture
- PBCP. Beraud
- PBZTParc Botanique Et Zoologique De Tsimbazaza
- PCSCPaul C. Schroeder
- PDAPennsylvania Department of Agriculture
- PDAGPennsylvania Department of Agriculture
- PDMCPaul DuMerle
- PEBCPaul E. Blom
- PENN STATEPennsylvania State University
- PESCPaul E. Slabaugh
- PFCAPacific Forestry Centre Arthropod Reference Collection
- PHACPeter H. Adler
- PHCCPaul H. Carlson
- PINNPinnacles National Monument
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