Gryllotalpoidea

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018. Circled numbers are the last two digits of the earliest record for that locality. Years with arrows show place and approximate date of apparently independent introductions. Thin dashed lines show limits of spread for indicated date. Heavy dashed line is the approximate general distribution in 1980. Map modified from Fig. 1 in Walker & Nickle 1981.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution. See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site. (Note: Monroe County, Florida, includes the southwest portion of the tip of mainland Florida and the upper and lower keys. These three parts of that county are mapped separately in the "dot maps" but not in the See also this computer-generated U.S. distribution maps, which are strictly at the county level.)California records provided by Dr. Howard J. Frank, University of Florida.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site. (Note: Monroe County, Florida, includes the southwest portion of the tip of mainland Florida and the upper and lower keys. These three parts of that county are mapped separately in the "dot maps" but not in the See also this computer-generated U.S. distribution maps, which are strictly at the county level.)

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Circled numbers are the last two digits of the earliest record for that locality. Years with arrows show place and approximate date of apparently independent introductions.Map modified from Fig. 3 in Walker & Nickle 1981.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.(Note: Monroe County, Florida, includes the southwest portion of the tip of mainland Florida and the upper and lower keys. These three parts of that county are mapped separately in the "dot maps" but not in the See also this computer-generated U.S. distribution maps, which are strictly at the county level.)

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show records at San Francisco, CA, and El Paso, TX.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.

Version of computer-generated U.S. distribution map displayed above was harvested from SINA on Aug-05-2018.See also this manually generated dot map showing U.S. and Canadian records, with shaded area showing likely general distribution.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution.See also this computer-generated U.S. distribution map, produced in 2004 from records in a database available on the Singing Insects of North America site.