| EP Gey 
Pees oe CEE 
DYTISCUS MARGINALIS. 
Larce Boat BEETLE. 
COLEOPTERA. 
Wings two, covered by two thells, divided by a longitudinal future. 
GENGEmEC CHARACTER. 
Antenne taper, or clavato-perfoliated. Feet villous and broad. 
SPECIFIC CHARACTER 
AND 
SYNONYMS. 
Black; exterior margin of the thorax and fhells yellow. Eyes 
large, round, black. 
Dytiscus MARGINALIS: niger thoracis marginibus omnibus 
elytrorumque exteriori flavis. 
Lin, Sift, dVal. 22665,.7. 
Fn. Sv. 769. 
Fab, Spec. Inf. 1. 291. 3. 
Ent. Sviiad om. Veit. 3. 
Dytifcus nigro fafcus nitidus, thorace undique elytrorumque margine 
flavo. Degeer. Inf. 4. 891. 26 tab, 16. 
fig. 2. 
HHydrocantharis noftras.. Haz. Inf. 93: 1. 
Mouff. Inf. 164. 
Lift. Mut. tab. 5. fig. 42. 
Sulz. Hift. Inf. tab. 6. fig. 42. 
Roef. Inf. 2. Aquat. \. tab. 1. 
' Scheff. Icon, tab. 8. fig. 7 
B. Dytifcus femifriatus fufeus, elytris fuleis dimidiatis decem. 
Lin. Syft. Nat. 2. 665. 8.—Fn, Sv. 772. 
G 3 The 
