134 



MR. K. ANDERSEN ON BATS 



[May 16, 



side darker than " mars-brown," lighter than " burnt-umber " ; 

 base of hairs scarcely differing in colour ; under side " russet." 

 This looks like an inter-mediate stage between a " dark phase " and 

 a " russet phase." A second specimen (Gottingen Museum) is, 

 however, quite of the same colour. 



Skull. As in Rh. acuminatus. 



Dentition (one skull). Pg external, p, and p^ quite in contact, 

 p^ in row ; a minute cusp, pointing inwards. The interspace 

 between the upper canine and p'' is narrower than in aciominatii,s. 



Meastirements. Below. 



Type. (S ad. (in alcohol). Lower Langkat, Sumatra ; 1898. 

 Presented by Herr Gustav Schneider. Brit. Mus. no. 4.4.1.1. 



25. Rhinolophus calypso, sp. n. (Plate IV. fig. 19 «, 5, c.) 



RhinolophtiiS affinis (non Horsf .) Thomas, Ann. Mus. Civ. Genova 

 (2) xiv. (1894) p. 108. 



Diagnosis. Similar to Rh. siomatramos, but horse-shoe much 

 broader: 10" 2 mm.; ears longer and much broader. Forearm 

 52-52-3 mm. 



Measurements of Rh, acuminatus, sumatranus, and calypso. 



Mh, acuminatus. 



f. typica. 



2 specimens, 



1 skull. 



Ears, length 



„ greatest breadth 



Nose-leaves, total length 



„ breadth of horse-shoe 



Forearm 



3rd metacarpal 



III.i 



III.2 



4th metacarpal 



IV.i 



IV.2 



5th metacarpal 



V.i 



V.2 



Tail 



Lower leg 



Foot 



Skull, total length 



mastoid width 



width of brain-case . . . , 



zygomatic width 



supraorbital length . . . . 



width of nasal swelling 



Mandible, length 



Upper teeth 



Lower teeth 



Min. 

 mm. 

 18-5 

 14 

 14 

 8-2 

 50-5 

 35-8 

 16-2 

 19-8 

 37-4 

 11-2 

 18 

 37-7 

 12-6 

 13-6 

 25 

 22-2 

 11-8 



Max. 

 mm. 



51 



36-5 



16-2 



20-7 



38-7 



11-8 



38-7 

 12-8 



23 



11-4 



5 



6-2 

 16 

 8-8 

 9-5 



audax. 



2 specimens, 



1 skull. 



Min. Max. 

 mm. mm. 

 18 19 



14 

 14 



14-5 

 14-8 

 8-1 8-2 

 47 49-5 

 33-7 35-2 

 15 15 

 17-5 20 

 35-1 38-3 

 9-7 10-5 



12 13 

 36 38-8 

 11-5 11-8 



13 135 

 21-7 23-5 

 21 21-7 

 10-8 11 



21-2 

 10 



9-3 

 11-2 



5-3 



6 

 14-8 



8-2 



Rh. suma- 

 tranus. 



2 specimens, 

 1 skull. 



Min. Max. 



mm. mm. 



18-7 19 



14-3 14-3 



14 16 

 8-2 8-3 



51 51-2 



35-2 36-8 



15-2 16-3 



20 21 



37-2 38 



11 11-7 



13 13-6 



37-5 38-3 



12-2 12-7 



13-7 14-6 



25-2 26-5 



22-5 22-5 



10-8 11 



5 



6-2 



15-8 



8-8 



9-5 



Rh. ca 



2 specimens, 

 1 skull. 



Min. Max. 



mm. 

 19-5 

 16-3 

 16 

 10-2 

 52 

 37 

 15 

 20-9 

 38-2 

 10-3 

 12-8 

 38-2 

 11-8 

 12-8 

 24-7 

 22-5 

 10-3 

 21-6 

 10-2 

 9-2 

 10-9 

 5-4 

 6-3 

 15-2 

 8-7 

 9-2 



mm. 

 21-5 

 16-8 

 16-8 

 10-2 

 52-3 

 38-3 

 15-8 

 21-5 

 39-3 

 10-8 

 13-8 

 39-3 

 11-8 

 13-8 

 26-5 

 23-2 

 11 



