XXI 



Page 



178. Felis 7iigripes. Flat skiu from specimen iu %Tinter coat with 



obscure m.arldngs 673 



179. Cercopithecus voloway Schreber 683 



1 80. Head of Cercopithecus neglectus Sclilegel 685 



181. Cercopithecus neglectus Sclilegel 686 



182. Cercopithecus leucampyx boutourlinii Gigiioli 693 



183. Cercopithecus nictitans Linn 697 



184. Cercopithecus mona Schreber 709 



185. Cercopithecus erythrogaster Gray 716 



186. Cercopithecus ascanius And 719 



187. Cercopithecus cephus Liun 723 



188. Cercojnthecus cethiops cBthiopjs Linn 728 



189. Cercopithecus tantalus tantalus Ogilby 732 



190. Cercopithecus cynosurus Scop 734 



191. Cercopithecus pygerythrus Cuvier 736 



192. Cercopitliecus patas patas Schreber 743 



193. Cercopithecus patas pyrrhonotns Hempr. & Ehrenb 744 



194. 195, Hybrid between a male European Wild Cat (Felis 



sylvestris) and a female African Wild Cat {F. ocreata 

 ugandce) 750 



196. Diagrams of the structure and development of the dermal 



skeleton of Elasmobranchs 753 



197. Scale of Megalichthys hibberti 756 



198. Scale of Eurynotus crenatus , 758 



199. Piece of scale of Lepidosteus osseus 759 



200. Diagrams showing the possible origin of the " cosmoid," 



Rhizodont, " palfeoniscoid," and the " lepidosteoid " scales . . 761 



201. Small portion of the scale of PhaJieropleuron curtum 767 



202. Scales of Cheirolepis sp 768 



203. Portion of a thick transverse section of the scale of Polypterus 



bichir 770 



204. Transverse section of the scale of Acanthodes sp 771 



205. A Leopard-skin from Uganda 784 



206. Head of Plecostomus albopunctatus 797 



207. Head of Plecostomus goyazensis 798 



208. Otocinclus paulinus 799 



209. Anus, Vulva, and Scent-gland of Galidictis striata 805 



210. Fore part of Tongue of Galidictis striata 806 



211. Cfeca of Galidictis striata and ILerpestes fuhescens 808 



212. Abdominal surface of Liver of Galidictis striata 809 



213. Principal branches of the Postcaval Vein of Galidictis striata . 811 



214. Principal branches of the Postcaval Vein of Genetta 



vulgaris 812 



215. Ovaries, Uteri, and Vagina of Galidictis striata 813 



216. Veins of Brain of Galidictis striata 814 



217-222. Some irregular outlines of Limpets, all exposed shells. . . . 864 



223-228. Typical " smooth " and " rough " shells of Limpets 867 



229. Left ilium and adjacent musculature of Megalophrys nasuta . . 876 



