A very common and widely distributed form, recorded from both 
the old and new worlds. 
Corizus hyalinus Fab. Several specimens from Yiin-t’ing Shan 
Mountains, 90 miles west of T’ai-yiian Fu, Shansi, 8-X-1908. 
A widely distributed species. Specimens from Mexico City, 
West Indies, and Budna and Cattaro in Dalmatia being in the 
British Museum. 
Tettigoniella viridis Linn. Several specimens from T’ai-yiian Fu, 
Shansi, 26-VIII-1g08. Taken near river. 
Commonly known as Cuckoo’s spit, owing to the larva 
surrounding and protecting itself with a little mass of froth, which 
is lodged in the fork at the base of leaf-stem or grass-blade. In 
China this species is commonly found in chrysanthemum gardens. 
It appears in great swarms in the autumn, and may be seen in clouds 
round lamps at night. 
MALLOPHAGA. 
Hzmobothrion sp. incert. Several specimens of an indeterminable 
species of this large bird-louse were taken off an eagle. 
SCORPIONES AND ACARI. 
By S. Hirst. 
Fam. BUTHIDAE. 
Buthus martensi Karsch. Yii-lin Fu, Shensi. 
Very common throughout North China. Found in old buildings, 
used and dis-used, as well as in open country. 
Fam. IxopipaE (Ticks). 
Argas reflexus Fabr. Yii-lin Fu, Shensi. 
Two specimens from wall of temple. 
Haemaphysalis. Yen-an Fu, Shensi. 
A number of specimens taken from a roedeer (Capreolus bedfordt). 
A very common species in North China. Closely related to H. japonica 
Warb., but somewhat smaller in size. 
Fam. GAMASIDAE (Gamasid mites). 
Leiognathus. Yii-lin Fu, Shensi. 
Several specimens taken from the body of a mole-rat (Myospalax 
cansus), a rodent with the underground mode of life of a mole. These 
mites are somewhat uncommon, as many mole-rats were examined 
for them without any more being found. 
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