368 Mr. F. Walker's Notes on Chalcidites, 



filiformes, thorace paullo breviores ; scutellum produetum, 

 acutum ; metathorax scaber ; abdomen ellipticum, thorace 

 multo brevius ; femora postica non dentata ; alse cinerese. 



Male. — Black, comparatively slender. Head and thorax very 

 minutely punctured. Head much impressed in front ; face very 

 oblique. Antennas linear, inserted by the mouth, a little shorter 

 than the thorax. Thorax with the usual structure ; scutellum 

 produced into a short spine ; metathorax scabrous. Petiole very 

 short. Abdomen elliptical, a little narrower and much shorter 

 than the thorax. Legs wholly black ; hind-femora much incras- 

 sated, unarmed. Wings cinereous; veins black; ulna less than 

 one-fourth of the length of the humerus ; radius obsolete ; cubi- 

 tus extremely short. 



Length of the body 1| line ; of the wings 2 lines. 



Gambia. Discovered by Mr. Mackenzie Skues. In the British 

 Museum. 



Halticella sulcator. 

 Foem. — Nigra, sat gracilis ; caput et thorax subtilissime punc- 

 tata ; caput non impressum, facie perobliqua ; antennae fili- 

 formes, thorace paullo longiores ; scutellum inerme ; meta- 

 thorax brevissimus ; abdomen fusiforme, thorace paullo lon- 

 gius ; femora postica non dentata ; alse anticse cinerese, 

 nigricante bifasciatse. 



Female. — Black, comparatively slender. Head and thorax very 

 minutely punctured. Head not impressed in front ; face very 

 oblique. Antennae linear, inserted by the mouth, a little longer 

 than the thorax. Thorax with the usual structure ; scutellum not 

 produced nor armed ; metathorax very short. Petiole extremely 

 short. Abdomen fusiform, a little longer but not narrower than 

 the thorax. Legs wholly black ; hind-femora incrassated, un- 

 armed. Wings cinereous ; veins black. Fore-wings with two 

 blackish bands ; ulna about one-fourth of the length of the 

 humerus ; radius obsolete ; cubitus extremely short. 

 Length of the body If line; of the wings 2 lines, 

 China. Discovered by Mr. Laye. In the British Museum. 



Halticella finalor* 

 Foem. — Nigra ; caput et thorax scabrosa ; caput valde im- 

 pressum, facie perobliqu^ ; antennse clavatse, thorace bre- 

 viores ; thoracis calli flavescenti-aibi ; scutellum inerme; 

 petiolus brevissimus ; abdomen longi-ovatum, thorace vix 

 longius, apice acutum ; pedes rufi, tarsis flavescenti-albis, 



