Table 1.
US county centroids and true localities in digital invertebrate databases used in this study
| Database | Taxa | Unique county‐only records | Unique true localitiesa | County‐only records without a true locality within the county | True localities where a county record is present | True localities that were a new county record |
|---|---|---|---|---|---|---|
| BAMONA | Butterfliesb | 177,545 | 36,200 | 168,536 | 27,225 | 5,911 |
| OdonataCentral | Dragonflies and damselflies | 94,448 | 48,130 | 84,787 | 20,395 | 21,551 |
Database statuses as of November 2012.
a
Recorded precision of at least 0.005 decimal degrees (WGS84) ≈555 m.
b
Moth records from BAMONA were not analyzed.