7'4 . 
Nodala. 
Obfoleia. 
Comflanaia 
Mu/culus, 
Latipes. 
Verftcclor. 
Calcarea. 
Fufcata. 
Vndulata, 
INSECTS. APTERA. rij, Hydrachna. 
Red, truncate before and Ipotted each fide: hind-legs 
knotty. 
In Ditches. Mull, Hydrachn, ji, tab. 6 . 
Eyes black : feelers annulate : legs yellowilh and longer than the 
body. 
Rounded, reddifh-brown with a double obfolete ftreak be- 
hind the eyes. 
In moilt woods. Mull. Hydrachn. 73. tab. 6 .fg. 5. 
Eyes black ; feelers pellucid ; legs pale brownilh. 
Green, deprefied and emarginate before with a white ban*^ 
in the middle. 
In Ditches. Mull, Hydrachn. 74. tab. g.fg. 7, 8. 
Body elliptic ; eyes black : feelers and legs pellucid. 
Green, oval comprelTed : above grooved, beneath carina*^' 
In Marlhes. MuU. Hydrach. 75. tab. lO. fig. 5, 6. 
Varies in colour. Eyes black; feelers white pellucid. 
Oval, yellovvifh and fpotted eacfi fide: fourth joint of tb® 
hind-legs dilated. 
In Marthes. Mull. Hydrachn. j 6 . tab. '^.fg, i, 2. 
Legs pale or blueilh tipt tvith brown. 
Nearly fquare with whitifii blue and brown fpots. 
In wet Meadows. AIull. Hydrach. 77. tab. (s.fg. 6. 
Body white, beneath brown with a yellowilh margin; feelers a**" 
legs white pellucid. 
D. Eyes 4. 
Rounded, brown with a clear white dilk. 
In Marlhes. Mull, Hydrach. yS, tab. w.fg, 3. 
Eyes black"; feelers pointed ; legs pale pellucid. 
Ovate, reddifli-brown with a darker dilk and pale ruIouS 
fork. ^ 
In muddy ditches. Mull, Hydrachn'. yg. tab. 1 1. fg. 2. 
convex, fpotted on the back: eyes black; lets 
tvlute pellucid. * 
Oval, pale yellow with flexuous black fircaks. 
In Marlhes. Midi. Hydrachn. 80. tab. l\, f. i. 
Body fubglobular pellucid with black eyes. 
UtscuM*' 
