OCYDROMIA. 119 



nigricantibus, abdominis lateribus ventreque fuscis, pedibus fulvis, coxis 

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

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

 Long. 1-1 ; 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 

 ceneous or purplish-black. Wings blackish, very iridescent ; veins and 

 halteres black. Abdomen brownish on each side and beneath. Coxa3 

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

 Fern. 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, alis fusco- 

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

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

 fusco, tibiis tarsisque posterioribus fulvis. Long. H-lf ; alar. 3^-4 lin. 



Body blackish-brown, 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. glabricula ? 



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

 antennisque nigris, thorace nigro-vittato, pleuris scutelloque flavis, alis 

 subfuscis, abdomine maculis nigris vittato, 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.) 



