ovate shieldback
Aglaothorax diminutiva
The black dots 
on the distribution map represent county records from Cole et al. (2025). The blue dot 
represents Santa Barbara County, a record from tblMain. The green target dot 
represents Contra Costa County, a record from Cole et al. (2025) and tblMain.
The above map shows the localities for the Diminutiva Group species from Cole et al. (2025). The yellow dots (encircled in a black line*) show localities for A. diminutiva.
State: California
Contra Costa County:
Mount Diablo State Park.
Mount Diablo State Park, Juniper Camp.
Mount Diablo State Park, Muir Picnic Area.
Mount Diablo State Park, summit.
San Benito County:
Pinnacles National Monument, Chalone Campground.
Pinnacles National Monument.
Pinnacles National Park, Pinnacles Campground.
Pinnacles National Park, Pinnacles View Area.
Short Fence Trailhead, Coalinga Road, Laguna Mountain Recreation Area, BLM.
Upper Sweetwater Campground, Coalinga Road, Laguna Mountain Recreation Area, BLM.
San Luis Obispo County:
La Panza Campground, Los Padres National Forest, 12 miles northeast of Pozo.
Santa Clara County:
Uvas Canyon County Park, 15 miles west of Morgan Hill on Croy Road.
*Line encircling the locality dots was added to the map by the SINA editor (tmy) to help the viewer pick out the dots; this is not an indication of range or distribution.
Summary of Species' SINA Distribution*
Aglaothorax diminutiva is found in the interior South Coast Ranges of California.
*North America, north of Mexico.
List of United States Regions, States, and Counties
Map of
United States
Regions
Map of United States Regions
Region
State: California
Records from tblMain
Counties: Santa Barbara
Records from tblMain and Cole et al.
Counties: Contra Costa
Records from Cole et al.
Counties: San Benito, San Luis Obispo, Santa Clara.
Notes
The distribution map on this page is referred to as the 2024 distribution map.
The computer-generated map, original dot map, and tblMain records are in agreement for the two tblMain counties Santa Barbara and Contra Costa. Counties from Cole et al. (2025) are Contra Costa, San Benito, San Luis Obispo, and Santa Clara. [tmy 15 January 2026]