drove into town to make some purchases, while the rest of us continued work, but with little success. Bullock orioles very abundant in the timber here. Markman caught a pocket gopher. Harry caught several species of fish in small stream with the net. We saw hundreds of Frundulus sp. Congregated at the mouth of small stream where the clear water flowed into the turbid Big Thompson . Collected several. Also collected Planorbis parvus , Physa sp. , Limnaea sp. And Pisidium sp. in same small stream. Found a portion of a Strophites or Anodonta shell there also. Left Loveland at 1:30. Collected carp , catfish and on((e)) specimen of Physa (perhaps P. virgata ) in a small, filthy brook about two miles N of Loveland and some Planorbis trivolvis , P. parvus and Physa sp. in a lake further north where they were very abundant. Dodds and I went west on foot finally to what I thought was