SINUS insects – now available on InterNET but outside spiderNET!

SINUS insects – now available on the internet but outside spider nets. Free def. ”sinus insect” in this text means an insect that moves up and down in a sine motion y = sin (wt). Insects probably belong to the group of moths among flies (since the owner in Stockholm lacks all his paid books, [SEK] for example in Ugj. Entomology, the species determination has become a bit problematic).