BY ROWLAND E. TURNER. 237 



tured, aiost sliallowl}' on the occiput. Prothorax with tlie 

 anterior margin straight, the lateral angles very slightly produced. 

 Thorax closely punctured, scutellum rounded at the apex. Median 

 segment very densely and more finely punctured, rounded at tlie 

 apex. Abdominal segments shallowly punctured, smooth at the 

 base, with a depressed transverse line near the base. Epipygium 

 subtriangular, very narrowly truncate at the apex. Black; the 

 two apical abdominal segments ferruginous-red. Wings hyaline, 

 nervures fuscous. Length 11 mm. 



Hah. — Melbourne, Vic; Swan River, W. A.; Tempe, N.S.W. 



This is the species identified by Smith as Rhayigaster hcemor- 

 r hoidalis Guev., which name, I consider, applies to R. apicalis Sm.j 

 the male of Eydeles bicolor Westw. 



9. Head rectangular, slightly rounded at the posterior angles, 

 longer than broad, broader than the thorax, shining, sparsely 

 and shallowly punctured. Prothorax and median segment finely 

 and rather sparsely punctured; the prothorax narrowed and 

 rounded anteriorlj', with a small depression on each side close to 

 the posterior angle; median segment rather longer than the pro- 

 thorax, slightly broadened from the base, obliquely truncate. 

 Abdomen cylindrical, more densely punctured, the punctures 

 confluent. Pygidium pointed. Black; the legs testaceous; antennae, 

 mandibles and margins of the abdominal segments fusco- 

 ferruginous. Length 5 mm. 



R. IRACUNDUS, n.sp. 



(J. Clypeus with a prominent carina enclosing a heart-shaped 

 space, which is smooth and shining. Head and thorax punctured, 

 rugose; an obscure carina between the antennae; the anterior 

 angles of the prothorax very slightly prominent. Median seg- 

 ment finely and densely punctured, rounded posteriorly. Abdo- 

 men finely and shallowl}^ punctured, segments 2-5 v/ith a smooth 

 raised mark on the sides near the apical margin and a transverse 

 impressed line near the base of the segments. Epipygium triau- 

 18 



^^^ ^ KX 



