. Economic entomology. Beneficial insects; Insect pests; Thysanura. Hydrachna geographica. Copied from Miiller. Koch breaks up this group into three additional genera, chiefly- founded upon the dimensions and proportions of the palpi. They do not appear to deserve separation from Hydrachna. They are— LIMNESIA, HYDRYPHANTES, and Limnesia fulgeda. Copied from Koch. 3rd Section.—River Water Mites. Legs fitted for swimming. Two Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance o


. Economic entomology. Beneficial insects; Insect pests; Thysanura. Hydrachna geographica. Copied from Miiller. Koch breaks up this group into three additional genera, chiefly- founded upon the dimensions and proportions of the palpi. They do not appear to deserve separation from Hydrachna. They are— LIMNESIA, HYDRYPHANTES, and Limnesia fulgeda. Copied from Koch. 3rd Section.—River Water Mites. Legs fitted for swimming. Two Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Murray, Andrew, 1812-1878. [London] Chapman and Hall


Size: 1573px × 1588px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondonchapmanandha