Recordset

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Malacology Collection at the Academy of Natural Sciences of Philadelphia

Specimen Records: 509,263
Media Records: 32,818
iDigBio Last Ingested Date: 2026-04-23

This database contains records related to about 500,000 lots maintained in the malacology department. at the Academy of Natural Sciences of Philadephia. These records are derived from detailed computer records for material entering the collection since 1976, and records digitized from the handwritten catalogues, which were started in 1889. an inventory started in 2011 that has recorded the current placement in the collection of more than 412,000 lots, and images of specimens and labels, particularly for type lots. This material is based upon work supported in part by the National Science Foundation under grant numbers DEB-9249109, DEB-9408267, DEB-9616621, DBI-9728996, DBI-1203605, DBI-1902328, and DBI 2001570. Any opinions, findings, conclusions or recommendations presented in this material are only those of the grantees and do not necessarily reflect the views of the National Science Foundation.

Contacts

Name Gary Rosenberg
RolePilsbry Chair of Malacology
Emailgr347@drexel.edu
Name BDIM Account
Rolenone
Emailans_bdim@drexel.edu
Name Robert Noonan
RoleDatabase Programmer
EmailANS_bdim@drexel.edu
This table shows any data corrections that were performed on this recordset to improve the capabilities of iDigBio Search. The first column represents the correction performed. The last two columns represent the number and percentage of records that were corrected. A complete list of the data quality flags and their descriptions can be found here. Clicking on a data flag name will take you to a search for all records with this flag in this recordset.
FlagRecords With This Flag(%) Percent With This Flag
idigbio_isocountrycode_added  i468823
92.059
dwc_datasetid_added  i413085
81.114
dwc_parentnameusageid_added  i413085
81.114
dwc_taxonid_added  i413085
81.114
dwc_taxonomicstatus_added  i413085
81.114
gbif_canonicalname_added  i413085
81.114
gbif_genericname_added  i413085
81.114
gbif_taxon_corrected  i413085
81.114
dwc_phylum_added  i413062
81.11
dwc_class_added  i412977
81.093
dwc_family_added  i412597
81.018
dwc_taxonrank_replaced  i383209
75.248
dwc_order_added  i353919
69.496
geopoint_datum_missing  i325416
63.899
geopoint_low_precision  i293665
57.665
gbif_reference_added  i277184
54.428
dwc_scientificnameauthorship_replaced  i264338
51.906
dwc_multimedia_added  i207523
40.75
gbif_vernacularname_added  i185288
36.384
dwc_originalnameusageid_added  i169371
33.258
dwc_country_replaced  i151224
29.695
taxon_match_failed  i132752
26.067
rev_geocode_eez  i104608
20.541
dwc_specificepithet_replaced  i78278
15.371
dwc_continent_replaced  i76475
15.017
dwc_genus_replaced  i41509
8.151
dwc_scientificnameauthorship_added  i31790
6.242
scientificname_added  i7812
1.534
dwc_infraspecificepithet_added  i6571
1.29
dwc_taxonremarks_added  i3622
0.711
rev_geocode_mismatch  i3367
0.661
dwc_kingdom_suspect  i446
0.088
rev_geocode_failure  i337
0.066
geopoint_similar_coord  i200
0.039
dwc_stateprovince_replaced  i173
0.034
geopoint_0_coord  i151
0.03
dwc_taxonrank_invalid  i107
0.021
dwc_taxonrank_removed  i107
0.021
dwc_taxonrank_added  i95
0.019
datecollected_bounds  i64
0.013
rev_geocode_corrected  i9
0.002
rev_geocode_lon_sign  i4
0.001
dwc_continent_added  i3
0.001
rev_geocode_flip_both_sign  i3
0.001
dwc_country_added  i2
0
rev_geocode_lat_sign  i2
0
dwc_specificepithet_added  i1
0
rev_geocode_eez_corrected  i1
0