Journal Hafner, M.S. 1977 6.0 3.0 km S, 17.0 13.5 km E Valle de la Trinidad, 910m. Baja California, México tereticandus) and probably kangaroo rats – are we however most interested in pocket mice. We crashed about 2100 and slept rather poorly through a quite cool and damp night. We have a total of 9 gophers so far. [John caught 1 Ammospermophilus later in the AM] 6.0 3.0 km S, 17.0 13.5 km E Valle de la Trinidad, 910m, Baja California México 4 July. 0515 arose and checked traps: 60 Dipodomys agilis 37 Dipodomys merriami success: 6 Peromyscus maniculatus 103/200 later in the day: 6 Spermophilus + 2 Ammospermophilus We released all but a sample of each kangaroo rat species. We elected to leave the traps out for the morning (while we trapped for gophers) in order to capture some ground squirrels. 0830 – already quite warm. We prepared this mornings specimens . 0900 as I was walking the trap lines (Sherman traps) I discovered that the last 20-30 traps of one line of 50 were missing. We heard voices and saw some young children leading a herd of