"Ecological preferences";"Myrmecophilous species";"Non-myrmecophilous species";Host;"Lasius fuliginosus";"Formica rufa group";–;"Tribe of Aleocharinae";Lomechusini;Oxypodini;Athetini;Species;"Pella laticollis";"Lomechusa pub.";"Thiasophila ang.";"Oxypoda haem.";"Amidobia talpa";"Dinaraea aequata";"level of integration with host";"preadaptation to integration";"peak of integration (symphile)";"preadaptation to integration";"non-integrated? (synoics)";– Character "Body length";4.30–4.80;4.99–6.70;2.72–4.40;2.46–3.32*;1.00–2.55*;3.01–3.78 "Body shape";"moderately elongate";dumpy;elongate;elongate;elongate;elongate Cuticle;"mod. sclerotized";membranous;"mod. sclerotized";"poor. sclerotized";"poor. sclerotized";"mod. sclerotized" "Setae: structure";setose;"blunt, jagged distally";setose;setose;setose;setose Head Width;0.57–0.63;0.87–0.97;0.41–0.48;0.22–0.27*;0.16–0.23*;0.42–0.45 LWr;1:1;1:1.4;1:1;1.1:1;1:1.2;1:1 Ocelli;present;absent;present;present;present;present "Ns: dorsal side";40;70;42;40;40;40 Sides;"distinctly rounded";"distinctly rounded";"distinctly rounded";"weakly rounded";"distinctly rounded";"distinctly rounded" "Wr of head and Pnt";1:1.3;1:1.5;1:1.3;1:1.1;1.1:1;1:1.1 Antenna "Lr of AI-III";1.4:2.3:1;1.2:1.7:1;1.5:1.9:1;"1.3 : 1.6 : 1";1.3:1.9:1;1:1.7:1 "LWr of AI, AII, AIII";1.2:1/2.4:1/2.2:1;1:2.8/1:1.1/1:1.6;1.2:1/1.4:1/2:1;1:1.2/1.5:1/1.6:1;1:1/1.5:1/1.5:1;1:1/1.8:1/1.4:1 "LWr of Sa";1.5:1;1.4:1;2.1:1;1.9:1;1.6:1;1.8:1 "Lr Sa and AIII";1:1.6;1.1:1;1:1.1;1:1.3;1.1:1;1:1 Labrum Shape;trapeziform;trapeziform;semi-circular;semi-circular;rectangular;trapeziform "Anterior margin";"almost straight";"slightly rounded";"distinctly rounded";"distinctly rounded";"excised in the centre";"cent. reg. protruding, crenate" "Seta Ld2: structure";"mic. setose";"macro, setose";"macro, peg shaped";"mic. verrucous";"mic. spiniform";"mic. spiniform" "Labium and clypeus";separated;fused;separated;separated;separated;separated Epipharynx "Cuticular processes: No.";"well above 200";"well above 200";150–200;100–150;"about 20";50–80 "Cut. proc.: length";short;short;short;short;long;short "Cut. proc. in central area";absent;present;absent;absent;absent;present "No. of pores of a/c/p";"2/8 (in 1 row)/ 4";?;1–2/9/4;"2/6 (in 2 rows)/2";0/2/0;2/4/4 Mandible Shape;"slender, bent weakly";"slender, strong, bent";"slender, weak, bent";"slender, strong, bent";"stocky, mod., bent";"slender, weak, bent" "Interior edge ap. tooth";"slightly undulating";smooth;smooth;serrate;smooth;smooth "Edge below preap. tooth";"slightly undulating";smooth;smooth;serrate;smooth;serrate "No. of preap. teeth";"1-R and 1-L";0;"1-R and1-L";"R-1 and L-1";"R-2 and L-2";"4-R, 5-L" "Number/length of setae";"2/almost equal";"3/almost equal";"2/almost equal";2/different;"2/almost equal";2/equal Maxilla "Mala: ant. marg. with:";"27–31 equal teeth";"8 equal setae";"20 teeth (11 small)";"11 teeth (1 big)";"12 teeth (4 small)";"23 teeth (15 small)" "Mala: shape";"wide, equilateral, sclerotized";"lobar, membranous";"slender, slightly dilated anteriorly";"slender, slightly narrowed anteriorly";"wide, distinctly dilated anteriorly";"slender, distinctly dilated anteriorly" "Ma: No. cut. proc./arrg.";"about 80/singly";"numerous/in rows";55–60/singly;15/singly;"25/ singly";40/singly "Stipes and mala";fused;separated;separated;fused;fused;separated "Pm: Lr A I-III";1.7:1:2.3;1.4:1:2.0;1.6:1:2;1.5:1.0:2.0;1.1:1.0:2.0;1.6:1:2.2 "Pm: LWr of AI-III";2.2:1/1.4:1/5.2:1;1:1.8/1:1.9/2.4:1;1.5:1/1.3:1/4.7:1;1.4:1/1.3:1/3.8:1;1.3:1/1.5:1/5.2:1;1.8:1/1.5:1/6.8:1 "Lr: Pm and Ma";1.5:1;1:1.2;1.1:1;1.1:1;1.2:1;1.2:1 Labium "Lg: shape";"transverse, short,";"transverse, very short";"finger-like, 1.8 × as long as wide";"finger-like, 1.9 × as long as wide";"domelike, as long as wide";"finger-like, 2.5 × as long as wide" "Lg/anterior margin";sinuate;rounded;truncated;truncated;truncated;truncated "Lr: Lg and Lp";1:2.2;1:3.9;1:1.9;1:2;1:1.5;1:1 "Lg and Pmnt";fused;fused;separated;fused;separated;separated "Pl: Lr A I and II";1:1.3;1:1;1:1.6;1:2.1;1:2.4;1:2.1 "Pl: LWr of AI/AII";1.1:1/2.4:1;1:1/1.6:1;2:1/3.2:1;1:1/3.1:1;1:1.4/2.9:1;1.1:1/3.5:1 Thorax "Ns: Pnt, Msn";"52, 40";"110, 80";"52, 38";"50. 36";"50, 36";"50, 38" "Lr: Fe, Tb, Ts";2.3:2.2:1;2.2:1.9:1;2.1:2.2:1;2.4:2.0:1.0;1.8:1.7:1.0;1.9:2.2:1 "LWr: Fe, Tb, Ts";4.4:1/4.5:1/5.2:1;2.2:1/2.3:1/3.0:1;3.6:1/5.2:1/5.2:1;"2.9:1/ 3.0:1/3.5:1";2..6:1/4.3:1/5.6:1;3.0:1/5.3:1/7.1:1 "Ns: Fe, Tb, Ts";"8, 9, 2";"30–34, 22–25, 2";"8, 9, 2";"8, 9, 2";"8, 9, 2";"7, 9,2" Abdomen "Ns: Tergite I, II-VII";"30, 30 each";"70, 80 each";"30, 32 each";"28, 32";"28, 32";"32 each" "Ns: St. I, each II-VIII";"16, 20";"100, 110";"14, 20 each";"16, 20";"16, 20";"16, 20 each" Urogomphi;present;absent;present;present;present;present "Ug: Lr AI, AII, Sap";1:1.1:1.2;–;1:2.2:2.6;2.4:1.0:4.8;1.4:1.0:3.1;1:1.5:1.7 "LWr AII";2.7:1;–;3.7:1;2.5:1;2.8:1;4.1:1 "Lr Ug (w. As) to S X";1:1.7;–;1:1;1:1.4;1:1.5;1:1.5