American spiders and their spinningworkA natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . esented a good oppor-tunity to observe the habits of her younglings. One month after her co-coon had been made, June 4th, thespider was found with the younghatched and massed upon her body,from ca2:)ut to abdomen. The emptyegg sac still clung to her spinnerets,and tlie younglings were grouped upon theupper part of the same. The abdomens of thelittle spiders were of a light yellow color, thelegs of a greenish l)ro\vn or slate color, and theb
American spiders and their spinningworkA natural history of the orbweaving spiders of the United States, with special regard to their industry and habits . esented a good oppor-tunity to observe the habits of her younglings. One month after her co-coon had been made, June 4th, thespider was found with the younghatched and massed upon her body,from ca2:)ut to abdomen. The emptyegg sac still clung to her spinnerets,and tlie younglings were grouped upon theupper part of the same. The abdomens of thelittle spiders were of a light yellow color, thelegs of a greenish l)ro\vn or slate color, and thebrood were tightly packed upon and aroundeach other, the lower layers apparently holdingon to the mothers body and the upper uponthose beneath it. Twenty-four hours thereafterthe cocoon was dropped, and the spiderlings niniin clung to the mother alone. An examination of 262. The site of a brood of doIo-the cocoon showed that the young had escaped ™f ^iie^s ^ ^ ^^from the thin seam or joint formed by the union of the egg cover and the circular cushion when the whole waspulled up at the circumference into globular shape. COCOON LIFE AND BABYHOOD. 241 On June 11th, one week after the hatching of the young Lycosids, onehundred had abandoned the maternal perch and were dispersed over theinner surfnce of tlie jar and upon a series of lines stretched from side toside. About half as many more remaintd upon the mothers back, butby the 13th, two days thereafter, all had dismounted. In the meantimethey had increased in size at least half, apparently without food. One summer, at the steamboat landing of Lake Saratoga, New York,between the platform and the logs driven as piles to protect it, I observeda large nest of interlacing lines within which hung a round co-Young pQQj-^ ,^^ jjf^if ^Q three-fourths of an inch in diameter. Imme-medes diately beneath the cocoon many young spiders were massed incolony, lianging inverted, in the usual posture, from the c
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectspiders, bookyear1890
