in the Collection of W. W. Saunders^ Esq. 197 



black, nearly as long as the body ; abdomen with indistinct tes- 

 taceous spots, hardly more than half the length of the wings ; 

 hind femora and hind tibiae testaceous; wings long, vitreous, with 

 an interrupted and somewhat diffuse exterior black stripe ; stigma 

 black ; veins white, partly black. 



Length of the body 13 lines; of the wings 42 lines. 



West Africa. 



• Ascalwphns JlavUinea. 



Fcem. — Niger, capite testaceo, vertice piceo, antennis nigris basi 

 testaceis corpora brevioribus, thorace fasciis duabus anticis 

 interruptis vittisque quatuor flavis, pectore vittis obliquis 

 flavis, abdomihe vittis tribus luteis, pedibus flavis, tarsis nigris, 

 alis vitreis, venis stigmateque nigris, vena sub-costali flava. 



Female. — Black : head testaceous, with pale hairs ; vertex piceous, 

 with black hairs ; antennae black, testaceous at the base, shorter 

 than the body; thorax with two yellow interrupted bands in front 

 and with four irregular yellow stripes ; pectus with oblique yellow 

 stripes on each side ; abdomen much shorter than the wings, with 

 three luteous stripes ; legs yellow ; tarsi black ; wings vitreous ; 

 veins and stigma black ; sub-costal vein yellow. 



Length of the body 13 lines ; of the wings 34 lines. 



Natal. 



j-Ascalaphus decrepitus. 



Fcem. — Niger, pilis densis canis, facie testacea, thorace vittis 

 duabus anticis interruptis luteis, abdominis segmentis luteo- 

 marginatis, tibiis flavo-bifasciatis, unguibus rufis, alis vitreis 

 sat angustis, stigmate venisque nigris. 



Female. — Black : head, thorax, pectus and abdomen at the base 

 thickly clothed with hoary hairs ; face testaceous ; thorax with an 

 interrupted luteous stripe on each side in front ; abdomen with 

 a luteous band on the hind border of each segment ; tibiae with 

 two yellow bands ; ungues red ; wings vitreous, rather narrow ; 

 stigma and veins black. 



Length of the body 14 lines ; of the wings 32 lines. 



Hindostan. 



This species and the preceding one belong to the group which 

 also includes A. tessellalus, A. segmentator, A. involvens and A. 

 sinister. 



