OCYDROMIA. 119 



nigricantibus, abdorainis lateribus ventreque fuscis, pedibus fulvis, coxis 

 flavis, tibiis anticis tarsisque fuscis. Fcem. Testacea, thorace antico 

 capiteque nigris, alls subfusco-cinereis, abdomine maculis nigris mttato. 

 Long. l-lf ; alar. 3-4 lin. 



Body clothed with very few tawny hairs. Proboscis and antennae 

 black. Scutellum beset with a few black bristles. Legs tawny, clothed 

 with very short black hairs ; tarsi and fore tibiae brown. Male. Body 

 (P.neous or purplish-black. Wings blackish, very iridescent ; veins and 

 halteres black. Abdomen brownish on each side and beneath. Coxae 

 yellow ; posterior tibiae dark tawny ; hind tibiae long, slightly clavate. 

 *Fem. Body testaceous. Head and disc of the fore part of the thorax 

 black. Wings very slightly tinged with brownish-grey ; veins black, 

 tawny towards the base. Halteres yellow, with pale brown knobs. 

 Abdomen with a row of black spots. Posterior tarsi tawny at the base. 



Generally distributed. (E. S. I.) 



2. scutellata, Mg. zw. ii. 354. 5 (1820); Mq. ; Ztt. Nigro- 

 fusca, antennis nigris, pectore pleuris scutelloque testaceis, alls fusco- 

 cinereis ; Man. abdomine maculis fulvis bivittato, pedibus fuscis, coxis 

 flavis, femoribus fulvis ; Fosm. thorace testaceo, disco anteriore nigro- 



fusco, tibiis tarsisque posterioribus fulvis. Long. 1^-1|-; alar. 3^-4 lin. 

 Body blackish-brotcn, clothed with very few tawny hairs. Head, 

 proboscis, and antennae black. Thorax beneath, pleurae, and scutellum 

 testaceous. Wings brownish-grey ; veins black, tawny at the base. 

 Halteres tawny. Abdomen blackish-brown, having along each side a 

 row of tawny spots which sometimes form bands. Legs brown, clothed 

 with very short tawny hairs ; coxae yellow ; femora tawny. Fern. 

 Thorax testaceous ; disc of the fore part blackish-brown. Posterior 

 tibiae and tarsi dark tawny. 



Generally distributed. (E. S. I.) Var. gldbricula ? 



3. rufipes, Mg. zw. ii. 353. 2 (1820); Ztt. Fcem. Testacea, capite 

 aritennisque nigris, thorace nigro-mttato, pleuris scutelloque flavis, alis 

 subfuscis, abdomine maculis nigris mttato >, pedibus fulvis, coxis flavis, 

 tarsis fuscis. Long. If ; alar. 4 lin. 



Testaceous., clothed with very few tawny hairs. Head, proboscis, and 

 antennae black. Thorax with a short black stripe. Pleurae and scutel- 

 lum yellow. Wings very slightly tinged with brown ; veins black, tawny 

 towards the base. Halteres tawny. Abdomen with a row of large black 

 spots. Legs tawny, clothed with very short tawny hairs ; hips yellow ; 

 tarsi and tips of fore tibiae brown; posterior tarsi tawny towards 

 the base. 



Generally distributed. (E. S. I.) 



