1899] ENTOMOLOGICAL NEWS. 159 



Scutellum not prominent, black. lepida. 

 No yellow on fifth segment. 



Thorax black, abdomen reddish. 



MELLIVENTRIS. 



Thorax and abdomen reddish. 



Unicolorous rubra. 



Marked with black, abdomen often with 

 lateral yellow spots. bisignata. 



1. NoMADA viNNULA Crcss. Fresno, Cal., May 4, two 

 specimens collected upon Melilotus indica Alhambra and Po- 

 mona, Lps Angeles county, June, five specimens (H. O. Wood- 

 worth). Previously recorded from Nevada. 



2. NoMADA SUA VIS Cress. California. Unknown to me. 



3. XoMADA Edwardsii Cress. California. Unknown to me. 



4. NoMADA citrina Crcss. California. Unknown to me. 



5. NoMADA civiLis Crcss. Berkeley, Cal. (H. O. Wood- 

 worth), March 28. Four males, collected upon Ranunculus 

 californica and Bmssica eampestris. Previously recorded from 

 Colorado. 



6. Nomad A rivalis Cress. Berkeley, Cal. (H. O. Wood- 

 worth), April 18. Two males, 



7. NoMADA FLAVIPES Prov. Los x^ugclcs, Cal. Unknown 

 to me. 



8. Nomad A fragilis Cress. Berkeley, Cal., May 19. One 

 male. Previously recorded from Colorado. 



9. NOMADA INTERRUPTA, n. Sp. 



7.5 mm. Black, abdomen with interrupted yellow bands. 



d* Head black, densely punctured, clothed with thin, brown- 

 ish pubescence ; lower anterior orbits, anterior margin of the 

 clypeus, labrum and mandibles (except tips) yellow ; anten- 

 me black above, brown beneath, third joint about half the 

 length of the fourth. Thorax black, immaculate, clothed with 

 thin brownish pubescence ; legs black, anterior trochanters at 

 apex, their femora and tibia beneath and at apex, the inter- 

 mediate femora on apical portion beneath and at apex, the 

 posterior femora and tibia at their apices, and the tarsi 

 (excepting the posterior metatarsi) yellow ; the claws are 

 black. Abdomen black, with very short, thin, pale pubes- 

 cence, longer on apical segment ; first segment with a small 

 yellow spot on each side, the remaining segments with yellow 



