626. Gilmore MICROTUS (8) 1931 Sept. Aug 27 Elephant Point, Kotzebue Sound, Alaska. Microtus are quite Common here, according to the Eng. of the Loman Bros. Reinder Slaughter House. He states that they seem inhabit the houses & even live in the underground meat refrigerator where the temp. gets very low- as low as 23° F. in Summer. Sept. 1 St. Matthew Is. Bering Sea. Microtus inhabited the island, at least around Cape Glory of Russia in incredible numbers. Their burrows & rnways were everywhere, particularly on the drier portions of the hillsides and the little mounds of fresh earth appeared like tiny squirrel burrows. Twenty traps run twice in 3½ hours yielded 20 mice - 18 of which were immatures. The mice themselves were much in evidence, being quite fearless of my approach. They would run to the mouth of a burrow & stand on their haunches, watching the intruder until he came too close. They often made a high