124 CALIFORNIA ACADEMY OF SCIENCES. 



femora more or less dusky above, as well as two or three 

 apical tarsal joints; hind tibia? at base and apex fuscous. 



Antenna; as long as the body, 24-jointed, tapering to- 

 ward tips; face finely rugulose, opaque; clypeus shining, 

 finely and rather closely punctate; mandibles yellowish- 

 white, with black teeth. 



Thorax with the parapsides indicated by crenate punc- 

 tures, the surface of the mesonotum before the scutellum 

 very coarseh' reticulated, but anteriorly and laterally 

 it is smoother, punctate, with a slight lustre; scutellum 

 on desk smooth, shining, with some microscopic punc- 

 tures; pleura and rnetathorax very rugose, the latter trun- 

 cate posteriorly, the superior edge carinated and the angles 

 produced into a tooth; wings greyish-hyaline, with the 

 nervures dark fuscous, the subcostal and median nervures 

 yellowish. 



Abdomen a little longer than the head and thorax 

 united, not segmented, opaque, finely sericeous and very 

 uniformly sculptured, the basal third of dorsum and the 

 venter white; apex with a transverse fissure, containing 

 a tubercle at the middle. 



One 5 specimen from El Chinche (Eisen). This 

 species in color approaches quite closely to C. hasiiiiaciila 

 Cam, from Mexico, but in size and structure it is appar- 

 ently quite distinct. 



Subfamily AGATHIDIN.E. 



Cremnops Forster. 

 5. Cremnops cressoni Cam. 



Agathls albitarsis Cv. uec Brville, Proc. Acad. Sci. Phil., iv, p. 6.S. 

 Agathis cressoni Cam., Biol. Centr. Am. Hym., p. 398; Tab. xvi, f . 9. 



Of this striking species, five specimens were obtained; 

 three S S from San Jose del Cabo, and one S from El 

 Chinche (Eisen) and one ? from Sierra Laguna (Haines). 



