Explanation of Names
Tachytes distinctus Smith 1856
Hind femora have no patches of long hairs on ventral side.
Hind femora are mostly red or mostly black, depending on variety/gender. (males have mostly black)
Hind tibiae are mostly red or all-red.
Mandibles are light-colored.
Wings are orange colored with darker tips.
Scutum has silvery or golden reflective pubescence along the edges.
♀ three pale abdominal bands and a dark coppery brown pygidial plate(1)
♂ four pale abdominal bands and a bright silvery pygidial plate(1)
transcontinental, Canada to Costa Rica(2)
In southern Florida, females can only be separated from Tachytes seminole
, with a clear view of the pygidial plate. (dorsal surface on the apex of the abdomen) (1)
The males may be separated by the number of pale abdominal bands. The males of T. seminole have three pale bands.
Here is an example image of a female from Florida: ♀
dark coppery brown pygidial plate (vs. bright coppery in T. seminole