68 AMERICAN ENTOMOLOGY. 



inhabit warm and temperate climates exclusively. In Europe, 

 the larger species begin to appear about the forty-third degree of 

 latitude. Their metamorphosis is unknown, but Mr. Latreille 

 supposes that their larva) are parasitical, from the circumstance 

 of his not having seen the parents transport larvae, spiders, &c., 

 to feed their young. They frequent arid, sandy places, and feed 

 on the contents of the nectary of flowers. 



SCOLIA CONFLUENTA [CONFLUENS ?]. — Specific character. 

 Black ; tergum trifasciate with yellow. 



Scolia confiuenta nobis. Western Quarterly Reporter, vol. ii. 

 p. 74. 



Desc. Body deep black ; antennae short, arcuated : front, occi- 

 put with yellowish cinereous hair : thorax immaculate, with yel- 

 lowish cinereous hair before : wings tinged with ferruginous : 

 nervures ferruginous : cubital cellules two, the second receiving- 

 two recurrent nervures : metathorax acutely edged and hairy 

 above; behind concave and very rugous, with elevated, abbre- 

 viated, transverse lines, and a longitudinal one : tibiae rugous, 

 armed with prominent spines : abdomen, segments ciliated on 

 the edge : tergum trifasciate with yellow ; first band with a small 

 black dot on the middle of the anterior edge ; second band widely 

 and deeply emarginated on the anterior middle, and rather 

 abruptly narrowed on the side ; third band composed of two con- 

 fluent triangles, which are marked by a small black transverse 

 dot near the exterior angle of each. 



Ohs. This fine species inhabits Arkansaw ; it agrees with the 

 description of fossidana Fabr., excepting that it has but three 

 bands on the tergum. 



The upper figure. ' 



ScoLiA OCTO-MACULATA. — Specific character. Thorax black, 

 scutel with a yellow line ; tergum four-spotted each side. 



Scolia octo-macidata nobis. West Quart. Beport. vol. ii. p. 74. 

 Head black, with the vertex, basal joint of the antennae, ante- 

 rior margin of the clypeus, and base of the mandibles, dull 

 rufous : thorax black, anterior segment, and two spots before the 

 scutel, obsoletely dull rufous : scutel with a yellow line : meta- 

 thorax rufous each side and above : superior wings tinged with 

 purplish ; costal margin rufous to the tip of the cellules : cubital 

 cellules three, the intermediate one petiolated, and receiving two 



