ROEBUCK : ON YORKSHIRE FOSSORES. 47 



Hymenoptera. Since the issue of that Hst 2 species, Pompilus 

 approximati/s, Smith, and Crabro ainbigiius, Dahlb., have been 

 added to the fauna. 



These insects may be collected and preserved in much the 

 same way as the bees, but being of more active habits require a 

 sharper eye and quicker hand for their capture. 



Bold's Northumberland and Durham Catalogue includes -^d 

 species, against which tlie 27 species enumerated below makes 

 but a poor show. 



Sapyga quinquepunctata, (Fab.) = S. quadrigutiata, 

 (Fab.) Wakefield in July 1852 (F. Smith, Zool. x. 3626). "York- 

 shire " {F. Smith, B.F.H. 1858, p. 51). 



S. clavicornis, (L.) Wakefield district, July 1852 (F. 

 Smith, Zool. 1852, x, 3626). Near Wakefield, captured as late as 

 the 1 8th July. (Smith, B.F.H. 1858, p. 52). 



Pompilus fuscus, (L.) ) Wakefield district in July 1852 

 P. gibbus, (Z.) i (F. Smith, Zool. x. 3626). 



P. spissus, Schiodte. "Yorkshire" (Smith, B.F.H. 1858, 

 p. 58). Most likely this is the new species, "allied to P. gibbus, 

 but very distinct," mentioned by F. Smith as taken near Wake- 

 field in July 1852 (Zool. x. 3626). 



Priocnemis exaltatus, Fab. Near Wakefield in July 1852 

 (F. Smith, Zool. x. 3626). 



Agenia variegata, (Z.) Several (seven ? , one $ ) taken in 

 July 1852 near Wakefield by Mr. Smith (' Athenaeum,' Aug. 14, 

 1852, p. 875 : F. Smith, Zool. 1852, x. 3626 : B.F.H. 1858, p. 73 : 

 and Entom. Sep. 1867, iii. 322). 



Ceropales maculata, (Fab.) Near Wakefield (Smith 

 B.F.H. 1858, p. 77). 



Tachytes pompiliformis, (Fanz.) Has "occurred at 

 Yarm" (Smith, B.F.H. 1858, p. 89). 



Nysson spinosus, (Fab.) Near Wakefield, July 1852 (F. 

 Smith, Zool. x. 3626). Has been taken in Yorkshire in July 

 (Smith, B.F.H. 1858, p. 98). 



