Hall (1933) pointed out that the diagnostic characters of this homogeneous genus were the setulose fifth vein and the long bristles on the cheeks.

All of this makes it a little easier to comprehend what Paracelsus was doing in his chrysopoeian exploits.

It would have been well had he never broken it; for not only was there no lawful promise to him, such as he alleges, but, by his keeping silence at a time when, if ever, he ought to have spoken, and by his unobjectingly receiving payment of what was awarded him, he effectually barred his own way to a recovery of any more here.

Sorry, my English isn't very good.