216 CHARLES A. BLAKE. 



posterior half with pale ochraceous ; the apical margins of the second, third and 

 fourth segments have a broad fascia of pale ochraceous pubescence ; that on the 

 second produced in the middle into an angular shape ; the basal half of the 

 second segment, and the third and sixth segments entirely clothed with black 

 pubescence ; the entire insect sprinkled over with long loose pale hairs. Length 

 10 mm. (Smith.) 



Hab. — Mexico. 



Spliaeroplitlialiiia lecla Blake. 



Female.— Black ; head subquadrate, posterior angles rounded, wider than the 

 thorax, densely punctured, thinly clothed with scattered golden hairs ; antennae 

 fuscous ; eyes small, round ; mandibles ferruginous at base, black at tips ; thorax 

 short, ovate, thinly clothed with obscure golden pubescence, sides coarsely re- 

 ticulate, metathorax abruptly truncate ; legs black, clothed with black hairs, 

 intermediate and posterior tibiae armed with long spines ; abdomen ovate, clothed 

 above with coarse golden pubescence ; under side covered with coarse confluent 

 punctures, margins of the segments fringed with black hairs. Length 14 mm. 



Hab. — Texas. One specimen. 

 Closely resembles aureola Cresson. 



Splirerophthaliiia combusta Smith. 



Female. — Entirely of a reddish brown ; the antennae, mandibles and legs ferru- 

 ginous ; the head and the thorax above clothed with golden pubescence; the 

 sides of the thorax unarmed, narrowed posteriorly; the basal and four apical 

 segments of the abdomen adorned with golden pubescence ; the second segment 

 having two large ovate maculae, placed transversely a little beyond the middle. 

 Length 10 mm. (Smith.) 



Hab. — Mexico. 



Spha^rophtlialma tevta Cresson. 



Female. — Form elongate, subrobust, fuscous ; head narrower than thorax, not 

 broader behind the eyes ; thorax short, subquadrate, broadest across the middle ; 

 abdomen oblong ovate ; entire body and legs clothed with very long, dense, sub- 

 erect, pale ochraceous pubescence, more sparse on body beneath and legs. Length 

 13 mm. (Cresson.) 



Hab. — California. 



Allied to magna Cresson, but at once distinguished by the pubes- 

 cence of the body beneath, and legs being pale ochraceous instead 

 of black. 



Splia^roptithalma ruforiceps Cresson. 



Female.— Head dull rufous, densely punctured and clothed with pale ochraceous 

 pubescence ; mandibles, palpi and antennae piceous, or rufo-piceous, the latter 

 proportioned as in nigriceps ; thorax deeply and coarsely punctured, especially 

 on the sides, convex above, deep black, clothed with short, dense, black pubes- 

 cence ; on each side before the middle a small, flattened tubercle, and behind the 

 middle a large, obtuse, rufous tubercle tipped with black ; pleura beneath and 

 the metathorax behind densely clothed with a short, fine, appressed, pale, ochra- 



