418 Miss G. Ricaiclo — A Eevision of 



The type of Proctacanthus posticus, Walker, is a Bathy- 

 pogon sp. (see 'Annals,' ser. 8, vol. x. 1912, p. 152). 



Proctacanthus durvillei, Macquart. 



Seen in Paris, 12. 4. 11. 



Type a female from Tasmania in bad preservation. 



Blackish. Face very narrow above, below wider and 

 wholly taken up by a tubercle, covered with yellowish 

 tomentum and very short pubescence. Moustache seems 

 destroyed. Palpi with black bristly hairs. Antenna de- 

 stroyed. Head excised behind. Beard yellow. Scutellum 

 with remains of golden tomentum. Abdomen apparently 

 blue-black, shining. Legs fairly stout, black ; femora with 

 white hairs below ; tibiae and tarsi with many reddish bristles ; 

 tibiae reddish. 



Macquart described it thus, and states it came from Bay 

 of Jervis, New South Wales (New Holland) : — 



Black. Thorax with yellow pubescence and three black 

 stripes. Tibiae testaceous. 



Length 9 lines. $ . 



Face, moustache, and beard yellow. Forehead black, with 

 slight grey tomentum and black hairs. Abdomen shining 

 black with blue reflections. Coxae and femora with whitish 

 hairs ; tibiae and tarsi with yellow bristles. {IVings muti- 

 lated.) 



Proctacanthus spilogaster, Thomson. 



From Sydney. 



Described as allied to P. durvillei, Macq. 



Black, the face, spots on thorax and sides of abdomen 

 yellow-haired ; femora brown ; tibiae pale yellow, their base 

 and apex and the tarsi black, these latter Avith the meta- 

 tarsus yellow at base. Wings hyaline ; veins brown, the 

 transverse vein below the middle of discal cell. 



Length, ? , 17 mm. 



Erax, Scop. 



Entomol. Carniol. p. 359 (1763). 



Ffferia, Coquill. Canada Eiit. xxv. p. 175 (1893). 



The following species are recorded from the Australasian 

 Region, most of them from Australia : — 



Erax albiventris, Macq., Dipt. Exot. Suppl. iv. p. 386 (1849). 

 Erax asiloides, Macq., /. c. p. 386, pi. viii. fig. 8. 



