INDEX. 



Xlll 



Pisces : 



On a collection of fishes from Lake 

 Tanganyika : structure, 17. 

 Platylabus atricinctus, sp. n., 



168. 



mediorufas, sp. n., 169. 



Poeoceplialus nieyeri (z. s. l.), 222. 

 Proctoporus bogotensis, sp. n., 80. 



Eatufa maxima (z. s. l.), 222. 



Reptilfa : 



On tlie skull and affinities of Bana 

 stibsiffili'afa : structure, 21 ; De- 

 scriptions of two new Lizards and 

 a new Frog from the Andes of 

 Colombia : struoture systematic, 

 79. 



Serpsntarius serpentarius (z. s. L.), 225. 



Spilichneumon didymatus, 

 sp. n., 161. 



triangulator, sp. n., 162. 



unipunctor, sp. n., 162. 



Stenichneumon ochraceator, 

 sp. n., 152. 



Structure. 



Mammalia : On the external clia- 

 racters of existing Chevrotains, 1 ; 

 On the breeding o( Ori/x gazella 

 at Gooilust, 29 ; The Progressive 

 BeduL'tion of the Jugal in the 

 Mammalia, 71 ; Some points in the 

 Anatomy of the Takin {Biidorcas 

 taxicolor wJiifei), 203. 

 Eei'tilia : On the skull and affinities 

 of Bana siihsigillata, 21 ; Descrip- 

 tions of two new Lizards and a 

 new Frog from the Andes of 

 Colombia, 79. 



Pisces : On a collection of fishes from 

 Lake Tanganyika, 17. 



Insecta : A comparative study of 

 certain sense-organs in the antennje 

 and palpi of Diptera, 31 ; Some 

 points in Insect mechanics, 111 ; 

 On some Equatorial and other 

 Species and Genera of African 

 Ichneunioninffi contained in the 

 collection of the British Museum, 

 117. 



Aves : A unique case of Asymme- 

 trical DuiDlicity in the Chick, 83 ; 

 Results of a Mendelian experiment 

 on Fowls, including the production 

 of a Pile Breed, 173. 

 Sus scrofa (z. s. l,), 222. 



Testudo elegans (z. s. l.), 221. 

 Trogus gryps, sp. n., 122. 



Ursus arctos (z. s. l.), 224. 



Xanthojoppa areolator, sp. u., 

 133. 



bipapillator, sp. n., 132. 



collifer, sp. n., 132. 



cothurnator, sp. n., 132. 



debilitor, sp. n., 130. 



explanator, sp. n., 131. 



geminator, sp. n., 133. 



gracilator, sp. n., 132. 



rotundator, sp. n., 130. 



striator, sp. n., 132. 



truncator, sp. n., 131. 



Xenojoppa fossifrons, sp. n., 163. 



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