66 THE FUR SEALS OF THE PRIBILOF ISLANDS. 



The fiftli copulation Avas observed bj- Mr. Adams in a liaretn founded witli a single 

 cow on tlie 21st. Sbe was alone until the 23d, and on the 25th had three companions. 

 No records of births for this harem are available. The time of copulation was at 10.15 

 a. ni. on the 27tli. 



The sixth instance was observed at 5 p. ni. on the 28th by Mr. Adams in a harem 

 founded with a single cow on the 18th at 9 a. m Its history, so far as known, is given 

 under the third instance. 



A seventh case of copulation was witnessed by Mr. Adams at 4.30 \). m. of the 

 29th in the same harem as above noted in the third and sixth instances. 



The eighth case of copulation also occuved in this same harem. The time was 

 9.30 p. m. of the 29th. 



The ninth case reported by Mr. Adams occurred at 3.05 p. m. of the 29th in a 

 harem forujed with a single cow on the 21st. The harem was not fiivorably situated 

 for observation, and grew rapidly, having thirteen cows on the 25th. No records of 

 births are available. 



A tenth (rase of copulation was observed by Mr. Adams at 5.30 p. m. of the 30th 

 in the harem noted under the fifth instance. 



SUMMARY OF OBSERVATIONS ON ARRIVALS, BIRTHS, ETC. 



The first cow seen on St. Paul, Lukanin rookery, at 4 o'clock, June 12; not seen on 

 the afternoon of the preceding day; has not had a i)up t(» date, June 22. 



Two cows first seen on the amphitheater of Kitovi at 4.15 on June 14; of these 

 one was seen to give birth to a pup at 3.30 on the afternoon of the 15th; the second 

 cow gave birth to her ])up at 3 o'clock on the 17th. 



A cow first seen at 4 o'clock, June 12, on Lukanin rookery, was seen to have a 

 second cow with her on the 17th, at 8 o'clock; botli cows had then pups. 



Two cows were first seen on the evening of June 15, at 9 o'clock; one of them had 

 a pup at S.30, June 17; it was not present at 5 o'clock on the IGth. The second cow 

 could not be traced, owing to the fact that other cows were added to the harem before 

 a second pup was born. 



On Lukanin rookery at 8 o'clock on the morning of Juiu- 17 a cow with her pup 

 was seen; the pup was evidently not many hours old; neither cow nor pup was 

 present at 5 the preceding evening. 



On Gorbatch a cow not present at 5 o'clock on the IGtii was seen at 1.45 by 

 Mr. Adams with her pu]). 



A cow was first seen at 9 o'clock a. m. of the 18th; she had no ])np at 9 p. m. of 

 the 19th, bat at 10.03 of the 20th she had a i)up with her. 



A cow was seen to land at 3.30 on the 18th, and her pup was seen to be born at 

 3 o'clock on the 20th. 



A cow landed at 2 o'(;lock on the 19th, and her pup was born between 4.30 and 



8 o'clock on the 20th. 



A cow was first seen at 9 a. m. on the 18th; she was seen with a pup at 9.45 on 

 the following morning. 



A cow was first seen on the 18th at 9 a. m.; she had a j)!!]) at the same hour the 



following day. 



A cow was seen to land at 1.45 oti the 17th on Gorbatcli rookery; her pup was 



born between 11 and 3 o'clock of the 20tli. 



