Sialid - definition of sialid by The Free Dictionary
(Animals) any of numerous alderfly species
References in periodicals archive
Several specimens were infrequently encountered such as dryopids (long-toed water beetle; n = 1), elmids (riffle beetle; n = 2), and sialids
(alderflies; n = 2) (Table 1).
are widely distributed throughout the world, although most occur in the Holarctic region.