20 Mr. T. D. A. Cockerell on Fossil Arthropods 
Vespidz. 
Polybia (?) anglica, sp.n. (Fig. 23.) 
Anterior wing about 10 mm. long, greyish hyaline, the 
apical third more dusky, the extreme apex fuscous ; a fuscous 
cloud at end of costal cell. 
‘ee ee 
Polybia (?) anglica, sp. n. 
H. 182. This agrees in general with Polybia. The dark 
end of costal cell is also seen in Apoica, but the course of 
the second r.n, is different. 
Sphecide. 
Sceliphron (?) brevior, sp.n. (Fig. 24.) 
Anterior wing about 10 mm. long, colourless; thorax 
black. The small stigma, comparatively short marginal 
Fig. 24. 
Sceliphron (?) brevior, sp. n. 
cell, and very long first discoidal all occur in modern Sceli- 
phron. The petiole is short for Sceliphron, and agrees better 
with Chlorion, but the wings disagree with that, 
