376 LIST OF DIPTEBA. 



9. Cepiialocrba gracilis. 



Foe'.n. Gracilin, niijra, nilUla ; thoracis latera (cstacea ; abdomen 

 fasciis fttlris ; femora, tib'uc larsique basi flava ; alee fm- 

 cauic. 

 Cephaloceia gracilis, Macq. Dipt. Exot. Suppl. 2, 32, pi. 1, f. 5. 



New Holland. 



Genus 5. APIOCERA. 



Caput transvcrsum. Proboscis exserta, labiis duohus magnis 

 terminata. Palpi lati, spatulati. Antenna; 4-articulaiaE, capita 

 breviores ; articnli lus et 2us setosi ; luscrassus; 2us ininulus ; 

 3us pyriforinis, parvus ; 4us stylatus, luinutus. Thorax oblongus 

 setosus. Soutelluui productum. Abdomen longi-obconicum. Pedes 

 longiusculi, sat graciles, setosi ; tibitE posticffi bicalcaralae. AIje 

 breviuscukc. 



Apiocera, Westw. Land, and Edinb. Phil. Mag. 1835; Arc. i. 56. 

 Poraacera, Macq. Dipt. Exot. Suppl. 2. 



Wings shorl, rather narrow: costal vein ending at near the 

 tip ol the wing ; inediaslinal ending at about two-thirds of the length ; 

 subcostal ending near the tip of the costal ; radial and cubital 

 springing from a short common petiole, the former joining the sub- 

 costal iiear its tip; cul)ital forked before two-thirds of its length; 

 its forks slightly curved, the fore fork joining the subcostal, the 

 hind fork united to the costal ; first exteruo-medial curved parallel 

 to the cubital, joining the tip of the costal ; second externo-inedial 

 complete; third and fourth externo-medial united at some distance 

 Ironi the bonier, which they join by means of a common petiole ; 

 siibanal and anal united near the border. 



1. AriOCERA asilica. 



Obscure nigra, facie corporeque subtus pilis cincrco-albis valde 

 obsitis ; thorax vitta angusta media aliisque tribus utrinque 

 in medio disci abbreriatis cinereo-albis ; abdominis mgmenta 

 2um, ',iuni et -luni lateribu.1 et maculis duabus trianguluribus 

 ad rnarginem poslicuin magnitudine decrescentibus, btimque 

 maculis duabus basalibus cinereo-albis ; alee hgalimc, venis 

 nigris. 



Apioceva asilica, Westw. 



Poniacera Bigoiii, Macq. Dipt. E.vot. Suppl. 2, 11>, 1, pi. 2, f. 1. 



a. Adelaide. Prom Mr. Slc^ ens' collection. 



