40 PLAT EoRvVIE 
} FI @. WA. 
TRICHODA VERMICULARIS, 
GENERIC CHARACTER, 
Aninvifible, pellucid, hairy worm. 
SPECIFIC CHARACTER. 
Long cylindrical trichoda, with a fhort neck, the apex hairy. 
Is found in river water, and can affume various forms, as fhewn 
in our figures, 
PLATE 
