Japan-filtered InvBase Octopodoidea occurrence records

Invert-E-Base (InvBase) Octopodoidea occurrence records filtered to the Japan bounding box (latitude 25–50, longitude 125–150) and standardized to the common column set shared across all datamuseum Japan data sets. SciName is constructed by combining Genus and specificEpithet as no combined name field is present in the source. Rows with NA in Source, Family, Genus, specificEpithet, or Year are removed.

Usage

InvBase_Japan

Format

A data frame with 43 rows and 12 variables:

SciName

Scientific name constructed from Genus and specificEpithet. Trailing NA strings removed.

Genus

Genus name.

Family

Family name.

Year

Year of occurrence record, from year.

Latitude

Decimal latitude, filtered to [25, 50].

Longitude

Decimal longitude, filtered to [125, 150].

Country

Country name, from country.

Prefecture

State or province, from stateProvince.

Precise Location

County field, from county.

Source

Institution code, from institutionCode.

catalogNumber

Museum lot identification code. Used for duplicate detection in museum via deduplicate.

individualCount

Specimen count per lot. Used for row expansion in museum via duplicate.

Source

Derived from the raw InvBase occurrence download. Full source CSVs (raw, trimmed, and Japan-filtered) are available at https://github.com/btorgovitsky00/datamuseum.

Invert-E-Base. Downloaded 30 March 2026. https://invertebase.org

See also

The raw and trimmed intermediate versions of this data set are available as CSV files at https://github.com/btorgovitsky00/datamuseum.

museum for the combined data set including these records.