152 LIST OF DIPTEEA. 



turn, thorace mullo longius, alas non superans. Pedes robusti, 

 hirti, spinosi. 



Cubital vein forked at rather before half its length ; fore fork 

 almost straight; hind fork curved; first externo-medial slightly 

 curved at its base; second straight; third curved, forming a slightly 

 obtuse angle with the prsebraehial, joining the fourth far from the 

 border. Subanal joining the anal near the border. 



Proctacanthus vetustus, Walk. 



Group 5. 

 Characters like those of Proctacanthus heros. 

 Proctacanthus Daraps, Walk. ; P. Hagno, Walk. 



8. Proctacanthus barbatus. 



Niger ; mystax fiavido albus, supra niger ; barba alba ; thorax 

 rubra vittatus ; abdomen apice album; pedes castaneo fusci, 

 tibiis posticis albidis ; alcefiavescentes. 



Asilus barbatus, Fabr. Ent. Syst. iv. 379, 12; Syst. And. 155,7. 



Wied. Dipt Exot. i. 187, 9 ; Auss. Zweifi. i. 439, 22. 

 Proctacanthus barbatus, Macq. Dipt. Exot. i. 2, 122, 4. 



Brazil. Guiana. Cayenne. 



9. Proctacanthus Antidomus. 

 Asilus Antidomus, Cat. of Diptera, Pt. 2, 408. 



Brazil. 



10. Proctacanthus Coprates. 



Asilus Coprates, Cat. of Diptera, Pt. 2, 409. 



Brazil. 



11. Proctacanthus rubeicornis, 



Cinereus ; antenna testacece ; pedes subbadii ; ales flavo-fusca . 



Proctacanthus rubricornis, Macq. Dipt. Exot. i. 2, 122, 3. 



Brazil. 



12. Proctacanthus mystaceus. 



Fcem. Cinereus; mystax albidus ; antennce pedesque nigra; 

 thorax vittis fuscis ; abdomen apice nigrum ; tibia testacece ; 

 alee rufescente cinerea. 



Proctacanthus mystaceus, Macq. Dipt. Exot. Suppl. 1, 86, 11, pi. 8, 

 f. 10. 



New Grenada. 



