Numbers
8 spp. in our area
(1)(2)(3)
Eremoleon femoralis: AZ
Eremoleon gracilis: CA
Eremoleon insipidus: CA
Eremoleon jacumba: CA
Eremoleon macer: AZ
Eremoleon nigribasis: CA to UT-TX
Eremoleon pallens: AZ, TX
Eremoleon tanya: se. AZ (Dragoon Mts.)
Identification
key to species [adapted from
(3)]
1. Hindleg with pretarsal claw as long as or slightly longer than basitarsus .............................................................. E. nigribasis Banks
Hindleg with pretarsal claws shorter than basitarsus ......................................................................................... 2
2. Mesoscutellum with elongate, erect white setae, some of which are at least 1/3 length of scutellum ........................ E. macer (Hagen)
Mesoscutellum with short, hair-like setae, less than 1/4 length of scutellum; usually no interconnected cross veins ... 3
3. Antennal flagellomere 3 broader than long ....................................................................................................... 4
Antennal flagellomere 3 as long as or longer than broad .................................................................................... 6
4. Hindwing medial area at highest point wider than width of rest of wing dorsally .................................................... E. pallens Banks
Hindwing medial area at highest point narrower than (or equal to in E. insipidus) width of rest of wing dorsally ........ 5
5. Forewing radial sector originates at midpoint of wing......................................................................................... E. femoralis (Banks)
Forewing radial sector arises at about 40 percent of wing length or less; no dark brown markings on wings ............. E. insipidus Adams
6. Vertex mostly pale brown with dark brown spot at middle, anterior vertex row of brown markings absent ................ E. jacumba Miller and Stange
Vertex with dark brown bands as anterior vertex row ......................................................................................... 7
7. BL ~26 mm; female posterior gonapophysis ca. 4x longer than median width; lateral gonapophysis elongate in ventral view ..... E. tanya Miller & Stange
BL ~21 mm; female posterior gonapophysis ca. 3x longer than median width; lateral gonapophysis transverse in ventral view ....... E. gracilis Adams
Range
desert southwest, primarily AZ-CA
