613 



PHILANTIDAE Dahlb. 

 Genus. CERCERIS Lalr. 

 47. Variabilis Schrk. 



Dahlb. Hym. Europ. Tom. I. p. 196. n. 118. 



Habitat in locis sabulosis circa urbem Swenigorod, non fre- 

 quens. — V — VIII. 



48. Arenaria F. d. Lind. 



Dahlb. Hym. Europ. Tom. I. p. 205. n. 122. 



Habitat in locis sabulosis totius gubernii Mosquensis, satis 

 frequens. — VII — VIII. 



49. Nasuta Klug et Erichs. 



Dahlb. Hym. Europ. Tom. I. p. 215. n. 128. 



Habitat ad ripas arenosas fluminum et in floribus Meliloti 

 albi totius gubernii Mosquensis, non admodum frequens. — 

 VII — IX. 



MELLINIDAE Dahlb. 

 Genus. MELL1NUS Lait. 

 50. Arvensis Linn. 



Dahlb. Hym. Europ. Tom. I. p. 226. n. 132. 



Habitat ad ripas fluminum totius gubernii Mosquensis, fre- 

 quens. — VII — VIII. 



51. Sabulosus Fabr. 



Dahlb. Hym. Europ. Tom. I. p. 230. o. 133. 

 Habitat iisdem locis cura praecedenti specie. — VI — VIII. 



