Gryllini

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.

Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Geographical variation in seasonal occurrence of adults. A partial second generation of adults occurs in northern peninsular Florida. The extent to which their progeny contribute to the population of overwintering nymphs is not known.

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 2004from 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. The Illinois record is from a 12/29/2014 email from Carl Strang, who reports in his Singing Insects Summary 2014, that both fall and spring field crickets occur in many habitats in DuPage County.David Weissman is currently working on a revision of the Gryllus species that occur in the western and central United States. He has concluded that Gryllus veletis occurs in the northern states of the western United States (personal communication).

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.David Weissman is currently working on a revision of the Gryllus species that occur in the western and central United States. He has concluded that Gryllus pennsylvanicus does not occur in southern California but in the West is restricted to the northern states (personal communication).The computer-generated map shows four records near the Gulf coast based on song. These may be G. firmus but further study is needed.

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.