FIGURES 17–22 in The larvae of Limnephilus minos Malicky 1970 and Mesophylax impunctatus aduncus (Navás 1923) (Trichoptera: Limnephilidae), including a discriminatory matrix for the Greek limnephilid larvae with multifilament gills

FIGURES 17–22. Mesophylax impunctatus aduncus (Navás 1923), 5th instar larva. 17, pro-, meso-, and metanota and abdominal tergum I, dorsal (dp = dorsal protuberance on abdominal tergum I; is = intermediate setae between pair of sa2; lp = lateral protuberance on abdominal segment I; ms = mesonotum; mt = metanotum; p = pronotum; sa1–3 = setal areas 1–3, indicated by dotted ovals on abdominal tergum I); 18, pro-, meso-, metasterna and abdominal sternum I, ventral (epm = epimeron; mss = mesosternal setae; mts = metasternal setae; ph = prosternal horn; ps = prosternum; sa1–3 = setal areas 1–3); 19, left midleg femur, posterior face (dotted oval = face setae; arrows = ventral-edge setae); 20, abdominal segments I–III, right lateral (lf = lateral fringe; lps = lateral protuberance seta; dotted ovals refer to dorsal and ventral sa3); 21, abdominal terga VIII–X, dorsal (pds = posterodorsal setae on abdominal tergum VIII; pls = posterolateral seta); 22, abdominal tip, caudal (as = anal slit; dotted oval = setal group laterad of anal slit). Scale bars: 0.5 mm.