716 Dr. H. Stadel mann: Bericlit über die wissenscb. Leistungen 



der ovipositor nur bis zum Apex des ersten Segmentes des Ab- 

 domens reicht. 



Derselbe (2). Exochlaenus, Shipp, a new genus of Leucospidae. 

 Ent. Magaz. p. 245. 



S. gründet auf Leucospis anihidioides Westw. die neue Gattung 

 Exochlaenus. 



Derselbe (3). A new Classification of the genus Tlioracantha 

 Latr. Entomologist p. 188—190. 



S. löst das alte genus Thoracantba in mehrere Gattungen auf 

 und giebt dafür folgende Tabelle. 

 I. Species having the head tuberculated. Isomerala, n. g. 



IL Species having the head simple, 



A. Scutellum as long as abdomen, the scutellary projection 

 being very broad, as wide as thorax at the base, and with 

 the apex divided. 



a) Thorax not pubescent; apex of scutellary projection very 

 sharply cleft on natched Thoracantha, Latr. 



b) Thorax pubescent; apex of the scutellary projection 

 rounded and not sharply cleft, the notch extending 

 two-thirds of the entire length Dilocantha, n. g. 



B. Scutellary projection as wide as thorax at base, each side 

 being produced into a long contiguous spine, tapering at 

 extremity, and generally longer than abdomen. 



a) Head not so wide as thorax; eyes normal 



Lasionycus, n. g. 



b) Head as wide as wider than thorax; eyes distinctly 

 projecting. 



aa) Third Joint of the antennae longer than all the 

 others together; antennae ten-jointed 



Lirata, Cameron. 



bb) Third Joint of antennae not much longer than the 

 fourth; antennae eleven-jointed Kapala, Cam. 



C. Scutellary projection with the basal portion as wide as 

 thorax, shortly compressed in centre, then dilated, and the 

 apex furnished with two rounded short spines 



Laetocantha, n, g. 



D. Scutellary projection with the basal portion as wide as 

 thorax, produced, and with the sides parallel. The apex 

 is furnished with a small semicircular excavation, the apices 

 of the two spines being very sharp Acrostela, n. g. 



Derselbe (4). A new Classification of the genus Perga. Ento- 

 mologist p. 338—340. 



S. löst das genus Perga auf und macht folgende Gattungen 

 daraus : 

 I. Antenae 6-jointed. 



1. Antennae shortish, longer than head, joints 3 — 5 of equal 

 length, not remarkably short. 



I 



