The author lists the known rodents of Hokknido aud their ecological preferences. 
He gives a detailed account of the harmful effects to forest plantings of 
Clethrionomys rufocanus bedfordiae, which girdles young trees under the snow, 
1943 "A Study of the Manchurian Line-Back Field-Mouse Apodenus agrarius (As a Guide to 
the Study of Systematics, Morphology, and Ecology of Small Mammals)": Trans Shj 
Ken, (1), pp 1-22, Mar 1943, 
The method of investigation of small mammals is stated in detail, The author 
used Apodemus agrarius for his studies because it is the most common mammal 
in Manchuria. 
1944 "On thc Biogeographical Division of Inner Mongolia": ‘Trans Shi Ken, (7) pp 95-125, 
Oct 1944, 
Dr, Tokuda spent two months in the summer of 1943 collecting and observing ani- 
mals at Uranchap (inner Mongolia). The most abundant desert animals are the 
rodents and ornithopterans, Their species and distribution are given in detail, 
Utinomi, Huzio 
1945 Bibliographia Micronesica, (sic) (Nanyo Gunto Kagaku Bunkenshu), royal 8vo, 
Hokaryukan, Tokyo, pp 1-208, 1945, 

The Mammalia section, pp 24-27, lists 62 titles on Micronesian mammals, 
Yameshina, Yoshimaro 
1943 "On the New Subspecies of Emballonura semicaudata (Chiropt,) Found in Marianas 
Group, Micronesia"; Bull Bioge Soc Jap, XIII (15), pp 99-100, Jun 1943, 
Emballonura semicaudata rotensis is described, The type specimen came from 
Rota Island, Marianas group. 
Yoshikura, Makoto 

1944, "On a New Whiskered Bat from Sakhalin": Zool Mag, LVI (1,2,3), pp 6-7, Mar 1944, 
A new whiskered bat, Myotis abei, sp. n., is described from a single adult 
male collected by the author in southern Sekhalin. 
1944 "On Myopus middendorffi vinogradov (Microtinae) Found in Southern Sakhalin"; Zool 
Mag, LVI (1,2,3), pp 48-50, Mar 1944, 
This first record of the species from Sakhalin is also a new addition to ‘he 
fauna of Japan, 
39 
