CAS Entomology (ENT)

Latest version published by California Academy of Sciences on Jul 15, 2024 California Academy of Sciences

Download the latest version of this resource data as a Darwin Core Archive (DwC-A) or the resource metadata as EML or RTF:

Data as a DwC-A file download 323,390 records in English (12 MB) - Update frequency: weekly
Metadata as an EML file download in English (10 KB)
Metadata as an RTF file download in English (6 KB)


The electronic catalog of the entomology collection at the California Academy of Sciences, San Francisco.

Data Records

The data in this occurrence resource has been published as a Darwin Core Archive (DwC-A), which is a standardized format for sharing biodiversity data as a set of one or more data tables. The core data table contains 323,390 records.

2 extension data tables also exist. An extension record supplies extra information about a core record. The number of records in each extension data table is illustrated below.

Occurrence (core)

This IPT archives the data and thus serves as the data repository. The data and resource metadata are available for download in the downloads section. The versions table lists other versions of the resource that have been made publicly available and allows tracking changes made to the resource over time.


The table below shows only published versions of the resource that are publicly accessible.

How to cite

Researchers should cite this work as follows:

Grinter C, Fong J (2024). CAS Entomology (ENT). Version 6.287. California Academy of Sciences. Occurrence dataset.


Researchers should respect the following rights statement:

The publisher and rights holder of this work is California Academy of Sciences. To the extent possible under law, the publisher has waived all rights to these data and has dedicated them to the Public Domain (CC0 1.0). Users may copy, modify, distribute and use the work, including for commercial purposes, without restriction.

GBIF Registration

This resource has been registered with GBIF, and assigned the following GBIF UUID: 14f3151a-e95d-493c-a40d-d9938ef62954.  California Academy of Sciences publishes this resource, and is itself registered in GBIF as a data publisher endorsed by GBIF-US.


Occurrence; Specimen; Occurrence


Chris Grinter
  • Originator
  • Point Of Contact
Collections Manager, Entomology
California Academy of Sciences
55 Music Concourse Drive
94118 San Francisco
+1 (415) 379-5320
Jon Fong
  • Metadata Provider
California Academy of Sciences
55 Music Concourse Drive
94118 San Francisco
+1 (415) 379-5280

Geographic Coverage

The collection contains specimens from around the world.

Bounding Coordinates South West [-70, -180], North East [70, 180]

Taxonomic Coverage

Arthropod animals commonly known as insects, spiders, centipedes, and millipedes (phylum Arthropoda; classes Arachnida, Insecta, Chilopoda).

Class Insecta (insects), Arachnida (spiders), Chilopoda

Temporal Coverage

Start Date 1862-01-01

Collection Data

Collection Name Entomology
Collection Identifier CASENT, CASLOT
Parent Collection Identifier CAS
Specimen preservation methods Pinned

Additional Metadata

Alternative Identifiers 14f3151a-e95d-493c-a40d-d9938ef62954