Pyroneura derna is considered extinct in Singapore according to C&P4.
It is very similar to P. latoia.
Pyroneura latoia.
1. FW space 5 with a narrow silvery streak (variable)
2. A line thru the 2 subapical spot is usually directed to the lower margin(dorsum).
3. HW vein 8(highest) scaled orange/yellow slightly more basally ( mostly lower margin. Corrected ).
Pyroneura derna.
1. FW without a silvery streak in space 5.
2. A line thru the subapical spots is usually directed to the outer margin(termen).
3. HW vein 8 is broadly scaled orange/yellow on the lower margin towards the base.
Pyroneura derna (as P. latoia ) in Singapore.
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