. Economic entomology. Beneficial insects; Insect pests; Thysanura. 210 ARACHNOIDEA. CASE like tooth on the concave margin. The dorsal surface of the XIII body is mapped out into distinct areas, characterised by pitted and corrugated systems of sculpture, which extends to the second, third, and fourth joints of the legs. Eyes not observed. Dredged from various localities off the coast of Durham and North Yorkshire, in twenty-five to thirty-five fathoms. Nc 4. Halacarus rhodostigmA {Gosse), (Halacarus granulatus, Hodge; Halacarus oculatus, Hodge). —4. Magnified sketch of ditto, copied from Mr.


. Economic entomology. Beneficial insects; Insect pests; Thysanura. 210 ARACHNOIDEA. CASE like tooth on the concave margin. The dorsal surface of the XIII body is mapped out into distinct areas, characterised by pitted and corrugated systems of sculpture, which extends to the second, third, and fourth joints of the legs. Eyes not observed. Dredged from various localities off the coast of Durham and North Yorkshire, in twenty-five to thirty-five fathoms. Nc 4. Halacarus rhodostigmA {Gosse), (Halacarus granulatus, Hodge; Halacarus oculatus, Hodge). —4. Magnified sketch of ditto, copied from Mr. Gosse's figure. Colour, pellucid whitish, stained with pale red on the anterior half. Palpi of four joints, the terminal one slightly cuived. Body. Halacarus rhodostigfma, upper side. Length i'72nd of ;in inch. Copied from Goise's 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


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Keywords: ., bookcentury1800, bookdecade1870, bookpublisherlondonchapmanandha