1. Dytiscus Dimidiatus 2. Gyrinus Natator, 3. Cyclous Vittatus, 4. Hydrous Piceus.
Dimensions: Sm. 8vo., 4″ x 6 1/2″ overall plate measurement.
Condition: Left edge slightly uneven from disbinding, light paper toning otherwise excellent condition.
Printing type: Steel engraving, hand-colored, London, 1835.
References: Nissen 471, Russell 64.
Note: This image is digitally watermarked, but the electronic watermark does not appear on the actual print. Guaranteed authentic original antique print. Certificate of authenticity available at no extra charge upon request.