![](http://www.alamy.com/thumbs/6/0727CCA6-202C-469D-928B-DD37B197EFE3/RHDA50.jpg)
. The book of bugs. 28 The Book of Bugs. have a rough rasp with which it scrapes off the albumi- nous surface of book-bindings. The house-fly I have spoken of as if he were one. But, like the little girl also in McGuffey's Reader, he is seven. The commonest summer boarder in our houses is Musca douicstica, present all over the globe, wherever man is. Formerly is was one of the simplest sums in arithmetic to figure out the age of the world. Take the current year of the Christian era, for instance, 1902. Add to it 4004. Ans. 5906, age of the world. O. E. D. Nowadays it is a more complex cal- cul
. The book of bugs. 28 The Book of Bugs. have a rough rasp with which it scrapes off the albumi- nous surface of book-bindings. The house-fly I have spoken of as if he were one. But, like the little girl also in McGuffey's Reader, he is seven. The commonest summer boarder in our houses is Musca douicstica, present all over the globe, wherever man is. Formerly is was one of the simplest sums in arithmetic to figure out the age of the world. Take the current year of the Christian era, for instance, 1902. Add to it 4004. Ans. 5906, age of the world. O. E. D. Nowadays it is a more complex cal- culation. It is not a question of years, or t h o u s a n d s of years, but of periods, spelled with capital P's, that may be stretched to the length of a n y number of millions of years, thus vying in elasticity with 14 the original ' Granting the immense age of the earth itself, the next question is: How long has man been on it? It took all but blows to convince some people that man was extant in the later Quarter- nary along with the cave-bear and the woolly elephant, and, having yielded so much, they will not budge another inch, no matter how the reckless fellows of the opposing team tug at the rope and insist that there is good evidence that man existed in the later Tertiary. Myself, I think it would be well to have a little fun. Fig. 4. Musca domestica, the common house- fly : a, adult male, £, proboscis and palpus of same; c, terminal joints of antenna; d. head of female ; e, puparium ; /, anterior 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 Sutherland, Harvey. New York ; London : Street & Smith
Size: 1705px × 1466px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcollectionamerican, bookcollectionbiodiversity, bookyear1902