. The life history and bionomics of some North American ticks . maximum number of eggs deposited by an individualwas 4,706, and the average number 3,179. The females live but ashort time after deposition is complete. One female collected on June 23, 1909, began to deposit on thesixty-fifth day after collection. During the first 2 days of ovipo-sition 454 eggs were deposited. On subsequent days deposition con-tinued as follows: 104, 168, 169, 166, 107, 233, 59 (during 2 days), 43,44, 9, a total of 1,556 eggs being deposited during 13 days. A femalecollected June 29, 1909, began to deposit on th


. The life history and bionomics of some North American ticks . maximum number of eggs deposited by an individualwas 4,706, and the average number 3,179. The females live but ashort time after deposition is complete. One female collected on June 23, 1909, began to deposit on thesixty-fifth day after collection. During the first 2 days of ovipo-sition 454 eggs were deposited. On subsequent days deposition con-tinued as follows: 104, 168, 169, 166, 107, 233, 59 (during 2 days), 43,44, 9, a total of 1,556 eggs being deposited during 13 days. A femalecollected June 29, 1909, began to deposit on the twenty-sixth dayafter collection. On that date and subsequent days deposition pro-ceeded as follows: 485,226, 169, 231, 246, 156, 312 (during 2 days), 84 LIFE HISTORY OF NORTH AMERICAN TICKS. 104, 105, 109, 103, 113, 234, 97, 100, 115, 84, 94, 66, 69, 48, 10, atotal of 3,276 eggs being deposited during the period of 133 days. Athird individual, for which the date of collection was not recorded,deposited as follows: From June 9 to 11, 72 eggs. On subsequent. Fig. 4.—The rotund tick, Ixodes kingi: Distribution in the United States. The large dots show localitieswhere the species has been collected in our investigation. The small dots show the probable distri-bution of the species. (Original.) days, 319, 261, 372, 282, 306, 169, 181, 166, 130, 121, 105, 112, 148,173, 142, 160, 152, 183, 102, 123, 121, 108, 118, 195, 80, 85, 115, 92,13 (during 2 days), a total of 4,706 eggs being deposited during theperiod of 34 days. Many of the eggs deposited by the individual last Bui. 106, Bureau of Entomology, U. S. Dept. of Agriculture. Plate VI.


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Keywords: ., bookauthorhunterwd, bookcentury1900, bookdecade1910, bookyear1912