286 



Mr. K. Andersen on the Bats 



Rhinolophus euryotis, Temm._, typicus. 



Diagnosis. — Horseshoe broad : about 12 mm. Forearm 

 about 57 mm. Range : Amboina. 



The Amboina race of Rh. euryotis diflfers from the Batchian 

 form by the broader brain-case, the longer mandible, longer 

 tooth-rows, broader horseshoe^ and larger ears ; from the 

 Key Island race by the smaller and slenderer skull, narrower 

 nasal swellings, shorter mandible and tooth-rows, and 

 narrower horseshoe. Plagiopatagium inserted 2-5 mm. 

 above the ankle. 



Rhinolophus ewyotis prcestans, subsp. n. 



Diagnosis. — Horseshoe very broad : about 13 mm. Fore- 

 arm 58 mm. Range : Key Islands. 



This is the extreme in the size of the horseshoe and the 

 width of the skull and nasal swellings. Plagiopatagium 

 inserted very nearly on the ankle. 



Type. — ^ ad. (in alcohol). Key Islands. Purchased. 

 Brit. Mus. no. 99. 12. 4. 4. 



Measurements of Rh. euryotis and Subspecies. 



JRh. euryotis. 



timidus. 

 3 spcms., 

 3 skulls. 



/. tyiiica. 

 J ad. 



prcestans. 

 6 ad. 

 Type. 



Ears, length 



„ greatest breadth 



Nose-leaves, length 



„ breadth of horseshoe 



Forearm 



Tail 



Lower leg 



Skull, total length 



„ mastoid width 



„ width of brain-case 



„ zygomatic -^vidth 



„ maxillar -svidth 



„ width of nasal swellings . . 



Mandible 



Upper teeth 



Lower teeth 



Min. 



mm. 



20-5 



17 



17 



10-2 



ob 



18-0 



25-7 



10-4 

 11-8 



17-1 



9-7 



10-3 



Max. 

 mm. 



10-7 

 57-2 



27-8 



10-4 

 12-2 



9 



6-9 

 17-5 



9-7 

 lOo 



mm. 

 22-8 

 19 

 17-5 

 11-8 

 56-8 

 20 

 28 

 25-1 

 11-7 

 10-8 

 12-2 

 8-7 

 6-8 

 18 

 10-2 

 11 



mm. 



23 



18 



19 



13 



68 



21-0 



28 



2o-4 



12 



11-1 



12-8 

 9-8 

 7-2 



18 



10-2 



11 



