58 TINDA INDICA. 



30; Ost. Sack. Ann. Mus. Gen. XVI. 413 and XVIII. 17; — 

 Phyllophora bispinosa , Thoms. Dipt. Eug. Resa. 454. 16. 



A male from Java (Semmelink). 



No doubt the species quoted above are synonyms. The 

 genus Tinda of Walker is quite the same as his genus 

 Biastes. Biastes indicus is the oldest name of the species , 

 but the generic name Biastes having been preoccupied by 

 Panzer (Hymenoptera) , the name Tinda must prevail. 



Caenacantha , n. g. 

 From Kixivog (strange, unusual) and xaxvd^x (spine). 



Frons angusta (in Q). Antennae suhulatae , suhtus capitis 

 medium insertae ; stylus terminalis hrevis , acuminatus. Oculi 

 subpilosuli. Thorax elongatus ; scuteUum magnum , elevatum , 

 supra spinis duahus erectis et in margine posteinori spinulis 

 duahus minorihus m.unitum. Abdomen breve, thoracis latins. 

 Pedorum anticorum insertio ab insertione pedorum posterio- 

 rum longe remota. Alae abdominis niulto longiores ; cellula 

 discoidalis superne cum, cellulam mediastinalem (stigmatem) 

 cohaerens , venas tres longitudinales versus alarum, marginem 

 emittens. 



Head hemispherical, at the most as broad as the front- 

 side of the thorax; front narrow (9)- Antennae (PI. 5» 

 fig. 16) subulate, as long as the head, inserted below the 

 middle of the profile of the head ; the two basal joints 

 short; the third at least three times as long as the fore- 

 going joints together, indistinctly annulated , with a point- 

 ed style at the tip. Rostrum short. Eyes (seen with the 

 aid of a lens) with a short and dense pilosity. Thorax 

 oblong , a little enlarged towards the abdomen ; scutellum 

 (fig. 1«) strongly developed, pyramidally raised, with four 

 spines , two of which are directed upwards like horns , whereas 

 two smaller ones are placed on the broad and flattened 

 hind portion of the scutellum. Abdomen shorter aud nota- 

 bly broader than the thorax, composed by five visible 

 segments. Legs rather short; the insertion of the front 



JVotes from the Leyden JMuseixm, Vol. VII. 



