Die ITymenopteren-Gattung Gnstemption Latr. {Foenns ant.)' 309 



21. Gaster uptioii laticeps Touru. 



Focnus laticeps Touru., Auu. See. Ent. ßelg., T. XX, p. VIII, cT» 2 1S77 



Long. 16 mm. Tariere de la 9 aussi longue que tout le corps; extre'mite 

 des filets qui lui servent de gaine, tachee de blaue. cT, 9- Tete marquee exacte- 

 ment au devant de son bord posterieur d'une ou plusieurs fossettes bien visibles. 

 9 (probablement aussi cf ). Bord posterieur de la tete non releve en coUerette, 

 mais seulement reborde; fossette du bord postdrieur de la tete petite, sans 

 Impression analogue a ses cotes. Prothorax et mesothorax grossierement^et 

 fortement ponctues; pattes noires, tibias et tarses posterieurs tachds de blaue 

 ä leur racine. 



9 Italie. 



22. GasferupHon longigena Thoms. 



Foenus longigena Tlioms., Opusc. Ent., Fase. IX, p. 849, cT, 9 1883 



cf, 9- Nigrum, opacum, tibiis posticis anniilo testaceo, genis et mandibulis 

 rufescentibus longis. Älae in utroque sexti hyalinae. Corpus mediae magni- 

 tudinis. Mesonotum siibtiUssime coriaceum. Abdomen segmento: 6:0 ventrali 

 haud ad medium fisso, apice tantum emarginato, dorsalibus mediis dimidio 

 apicali vel (^ limbo apicali ferrugineo; terebra petiolo ecarinato breviore, i^al- 

 vulis apice haud niveis. Caput costa occipitis tenui, haud laminato-elevata. 

 Tarsi postici haud albosignati. Flagellum subtus obscure rufum. 



Species ab omnibus genis mandibularum. basi haud brevioribus, his 

 longius productis, ferrugineis, petiolo haud carinato, tibiis annulo haud albo 

 sed sordide testaceo, metathorace subtilius rugoso facillivie distinguenda. 



Hab. Könnemölla, Skane- Narrland. 



23. Gasteruptiou montamini Cress. 



Foenus montanus Cress., Proc. Ent. Soc. Phil., V. III, p. 132, 9 1864 



Female. Black; tip of the antennae beneath testaceous, thorax without 

 punctures, minutly sbagreened; metathorax roughly punctured. Wings slightly 

 tinged with fuliginous; nervures and stigma black. Legs blaek; anterior femora 

 at base, apex of all their tibiae witbin and all the tarsi more or less tinged 

 with pale rufous; posterior femora beneath with a rufous stripe near the tip. 

 Abdomen black, the apical half of the second, the whole of the third and a 

 part of the fourth segmeuts rufous ; ovipositor very short, about 2'" in length, 

 pale rufous, valves black. 



Length 5'", expanse of wings 6'". 



Hab. Rocky Mountains, Colorado Territory. 



Distinct from all other species known to me, by its shorter and much 

 more robust form; the abdomen is not so much compressed and the segments 

 are shorter in proportion to the length of the abdomen, than in the other 

 species. 



