CLASSIFICATION OF THE ASC AL APHIDJE. 



263 



flavo-albidus, cinereo-villosus. Vertex fusco-villosus. Occiput flavo- 

 albidum, supra in medio flavum. Thorax flavus, supra vittis tri- 

 bus, infra strigis tribus obliquis, nigris, ornatus. Pedes flavi ; tarsis 

 nigris. Abdomen supra aurantiacum, vitta utrinque dentata, mar- 

 ginibusque segmentorum, nigris, maculis geminatis flavis ; infra ad 

 basin flavum ; vitta mediana lanceolata nigra ; $ appendicibus flavis, 

 spinis brevibus nigris vestitis. Alae vitreae ; humeris radioque flavis; 

 venarum venularumque caeteris, pterostigmateque, nigris. Long, 

 corp. <S cum append. 15"', 2 14"'; exp. alar, antic, d 31"', 2 38"'; 

 postic. S 26"', 2 



Hab. Cape of Good Hope. The <£ in my collection, the °. in that 

 of the British Museum. 



2. E. amicus, nov. sp. Antennas nigrae, ad basin piceae. Frons fla- 

 vidus, flavo-villosus. Vertex fusco-villosus. Thorax flavus, supra 

 vittis duabus nigris ornatus ; infra flavidum, utrinque fuscescens. 

 Pedes omnino flavi. Abdomen ad basin flavum, utrinque vitta nigra 

 dentata ornatum. Alae vitreae ; humeris, pterostigmate, subcosta, 

 radio, cubitisque ad basin, flavis, venarum venularumque caeteris 

 nigricantibus. Long. corp. ? (abdomen mutilatum) ; exp. alar, antic. 

 34"', postic. 29 f ". 



Hab. Natal. In De Selys's collection. 



Closely allied to Jlavilinea. The single individual appears to 

 be a 2 ; but the abdomen wants all but the basal segments. 



3. E.(?) rufo-pictus, Walker. (Ascal. rufo-pictus, Walk. Cat. Brit. 

 Mus. Neurop. p. 423.) Antennae paullo flexuosae, rufae ; clava nigra. 

 Vertex occiputque rufi. Thorax obscure rufescens, infra griseo- 

 villosus. Pedes rufi ; tibiis ad basin, tarsisque nigris. Abdomen 

 rufo-griseum, supra maculis utrinque nigris. Alae fere vitreae, vix 

 flavido-tinctae ; pterostigmate magno, rufo ; venis venulisque flavidis 

 ( 2 )• Long. corp. 15"' ; exp. alar, antic. 38"', postic. 34"'. 



Hab. Sierra Leone {Morgan). 



I think this species belongs to the genus, though certainty is 

 not obtainable without seeing the d . 



4. E. (?) longistigma, nov. sp. Antennae nigrae vel piceo-nigrae. Frons 

 rufo-ochraceus, aureo-villosus. Thorax sordide ochraceus, fusco-signa- 

 tus. Pedes nigri ; genibus testaceis (2)- Abdomen breve, obesum, 

 fuscum ; vitta dorsali ventralique rufo-ochracea, nigro-interrupta. 

 Alae pallide fulvo-tinctae ; cellulis plurimis saturatiore fulvo pupil- 

 latis ; pterostigmate perelongato, piceo-nigro ; area postigmaticali 

 cellulis paucis, magnis, instructa ; anticae in medio paullo dilatato, 

 basin versus gradatim angustiores ; posticae fere dimidio angustiores, 

 subacutae ( 2 )• Long. corp. 10"' ; exp. alar, antic. 31"', postic. 26"'. 



Hab. White Nile. In my collection. 



