154 
Psyche 
[Vol. 88 
Table 1. Activity schedule for Neivamyrmex nigrescens colony no. 1 
Date 
Activity 
Raid Emigrate 
Food 
Provided (g) 
Proposed 
Phase-Day 
7/11 
+ 
+ 
- 
N-? 
7/12 
+ 
+ 
- 
N-? 
7/13 
+ 
- 
- 
S-l 
7/14 
+ 
- 
- 
S-2 
7/15 
- 
ss* 
- 
S-3 
7/16 
+ 
- 
- 
S-4 
7/17 
+ 
- 
- 
S-5 
7/18 
+ 
- 
- 
S-6 
7/19 
+ 
- 
- 
S-7 
7/20 
- 
- 
- 
S-8 
7/21 
- 
- 
- 
S-9 
7/22 
- 
- 
- 
S-10 
7/23 
+ 
- 
- 
S-l 1 
7/24 
- 
- 
- 
S-12 
7/25 
- 
- 
- 
S-l 3 
7/26 
- 
- 
- 
S-14 
7/27 
- 
- 
- 
S-l 5 
7/28 
- 
- 
- 
S-l 6 
7/29 
- 
ss* 
- 
S-l 7 
7/30 
+ 
- 
9.1 
S-18 
7/31 
+ 
- 
34.7 
N-l 
8/1 
+ 
- 
18.5 
N-2 
8/2 
+ 
- 
32.6 
N-3 
8/3 
+ 
- 
17.6 
N-4 
8/4 
+ 
- 
31.6 
N-5 
8/5 
+ 
+ 
- 
N-6 
8/6 
+ 
+ 
- 
N-7 
8/7 
+ 
+ 
- 
N-8 
8/8 
+ 
+ 
- 
N-9 
8/9 
+ 
- 
- 
N-10 
8/10 
+ 
-f 
- 
N-l 1 
8/11 
+ 
- . 
- 
N-12 
8/12 
+ 
+ 
- 
N-13 
8/13 
+ 
+ 
- 
N-14 
8/14 
+ 
- 
- 
S-l 
8/15 
+ 
- 
- 
S-2 
8/16 
+ 
- 
- 
S-3 
8/17 
+ 
- 
- 
SA 
8/18 
+ 
- 
- 
S-5 
8/19 
- 
- 
- 
S-6 
8/20 
+ 
- 
- 
S-7 
8/21 
- 
- 
S-8 
8/22 
• 
- 
- 
S-9 
statary shift 
