Belle 1933. coyote peak, 3000 ft. Humboldt Co., Calif. 81. June 13. was there any sign. On the other hand in the large patch that has been yielding all the microtus has also yielded Peromyscus but no foresc. The habitat of oromus of all 3 of these is the same however. 158 Western yellow-bellied Saver - Taken in deep grass on top of Short- horn Peak, June 12, at 3055 ft. 159 gopher snake - In middle of road 4 mi. S.W. coyote peak 300ft. June 12. 160 ♀ microtus californicus 143-39-20-10- 27.0g. 161 ♂ microtus californicus 147-39-19-11- 33.49 5 embryos 8mm. in diameter 162 ♂ microtus californicus 140-36-20-10 - 29.4g. 5 embryos x10 mm. 163 ♀ Cassin Vneo 14.2 g. Testes small O Taken from Black oak June 12, 3000ft. 164 ♂ Peromyscus longicaudus 187-62-20-13 28.8 g. Picked up in middle of road having been run over and mashed by some car consequently no skull could be saved. Total length measurement may be unreliable but the others are good. no embryos.