. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. Fig. 188.—Lady-bird beetles: a. a 2-spotted lady-beetle (Adalia bipunctata); b, the convergent lady-beetle {Hippodamia convergens); c, the g-spotted lady- beetle (Coccinella g-notata); d, twice-stabbed lady-bird (Chilocorus bivulnertis); e, the 5-spotted lady-beetle (C s-notata). (After Briilon.). Fig. 189.—Penlilia misella LeC: a, beetle; h, larva; c, pupa; d, blossom end of scale infested pear, showing beetles and th

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. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada. Beneficial insects; Insect pests; Insects; Insects. Fig. 188.—Lady-bird beetles: a. a 2-spotted lady-beetle (Adalia bipunctata); b, the convergent lady-beetle {Hippodamia convergens); c, the g-spotted lady- beetle (Coccinella g-notata); d, twice-stabbed lady-bird (Chilocorus bivulnertis); e, the 5-spotted lady-beetle (C s-notata). (After Briilon.). Fig. 189.—Penlilia misella LeC: a, beetle; h, larva; c, pupa; d, blossom end of scale infested pear, showing beetles and their larvae feeding upon the scales, all greatly enlarged. {AfUr Howard and Marlalt, Bull. 3, Div Ent., U. S. Dept. Agric.) 19. 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 Lochhead, William, 1864-. Philadelphia, Blakiston

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectinsects, bookyear1919