Table 5. Unique specimen identifiers and localities of stiletto fly specimens collected in the Guadalupe-Nipomo Dune System and Point Reyes National Seashore prior to this study. An exhaustive list of specimens collected from these localities may be obtained through the Mandala specimen database for Therevidae (http://pherocera.inhs.uiuc.edu/index.html) or from the author.
| Species | Collecting Data | Specimen Identifiers |
| A. novella | California, San Luis Obispo Co. Guadalupe-Nipomo Dunes, SE of Guad.-Nipomo County Park 34º 57.528' N 120º 38.477' W 16.I.2002, M. E. Irwin | MEI 136554, MEI 136686, MEI 136792, MEI 136796, MEI 136804, MEI 136822, MEI 136827, MEI 136832, MEI 136834, MEI 136841, MEI 136843, MEI 138012, MEI 138032 – 138041, MEI 138073, MEI 138160 – 138166, MEI 138175 |
| N. powelli | [same as above] | MEI 136553, MEI 136555, MEI 136586, MEI 136685 |
| N. powelli | California, Ventura Co.Point Magu St. Park, 1 km. E. Pt. Magu, 34.09º N, 119.04º W 27.XII.1998, M. E. Irwin “sifted from hillside dunes” | MEI 146441 |
| N. powelli | California, San Luis Obispo Co. Dune Lakes, 3 mi S Oceano, 15.II.74, Doyen & Powell, “on Salix” | MEI 006369, MEI 006370, MEI 006383 |
| B. baccata | California, San Luis Obispo Co. Dune Lakes, 3 mi. S. Oceano, 20.V.1976, Doyen & Rude, “larvae coll. ex. berlese sample of misc. chaparral litter” | MEI 040909 |
| Th. comata | California, Marin Co., Pt. Reyes Natl. Seashore, North Beach, <100' 23.V.1970, E. I. Schlinger | CIS 006661 – 006662, CIS 006664, CIS 006665 – 0066671, CIS 006690, MEI 082010-11 |