Elementary entomology ([c1912]) Elementary entomology . elementaryentomo00sand Year: [c1912] FIG. 164. Box-elder bug (Leptocoris trii'it- t lit us). (Twice natural size) (After Kellogg) SUBORDER PARASITA As their name indicates, the members of this suborder are parasites upon man and other mammals, being commonly known as lice. They may well be called the true lice, or sucking lice, to distinguish them from the bird-lice (Mallophagd), plant- lice (Aphididae\ and other insects com- monly called lice. J They are small, soft- bodied, wingless in- sects, with a stout, unsegmented beak, either wit


Elementary entomology ([c1912]) Elementary entomology . elementaryentomo00sand Year: [c1912] FIG. 164. Box-elder bug (Leptocoris trii'it- t lit us). (Twice natural size) (After Kellogg) SUBORDER PARASITA As their name indicates, the members of this suborder are parasites upon man and other mammals, being commonly known as lice. They may well be called the true lice, or sucking lice, to distinguish them from the bird-lice (Mallophagd), plant- lice (Aphididae\ and other insects com- monly called lice. J They are small, soft- bodied, wingless in- sects, with a stout, unsegmented beak, either without eyes or with only simple eyes, and the tarsi bear but a single claw7, all of a


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