LIST OF TEXT-FIGURES. 



1910, pp. 589-1033. 



Page 



57. Development of the tail of the Flounder Q-jo 



58. Curve of hind-foot measurements of Mus rattu» O'u 



59. Curve of hind-foot measurements of Miis rattua tectonim 658 



60. Curve of hind-foot measurements of Mus rattiis alexandrimis . . 659 



61. Cm-ve of hind-foot measurements of Mus norvegicus 061 



62. Curve of hind-foot measurements of Acomys cahirmu» , . 663 



63. Aylesbury Duckling vrith supernumerary legs 666 



64. Diagram showing form and relative position of bones composing 



supernumerary legs in an Aylesbury Duclcling . 667 



65. iagram of Life-cycle of Eimeria {Coccidmm\ avium 084 



66. Stages in the development of the oocysts of Eimsria avium, as 



seen in fresh preparations , 714 



67. Side view of snout of Tritylodon lonycevus Owen, slightly 



restored 761 



68. Upper view of snout of Tntylodon longeevus Owen 762 



69. Dorsal surface of the beak of Bal(enoptera sibbaldii Grav, 



showing hairs 77j, 



70. Lateral view of the head of Baleenoptera sibbaldii Gray, to show 



the hairs 775 



71. Ventral view of left posterior portion of the skull of Balfennpfera 



musculus Linujeus. The tympanic bone has been, removed . . 777 



72. Diagrammatic view of the outer and middle ear of Balfeno- 



ptera 780 



73. Transverse .*jction (diagrammatic) of the pharynx fif a 



Mystacocete , 782 



74. Transverse section (diagrammatic) of the pharyn.x oi Fhyseter . . 782 



75. Ventral view of anterior extremity of the beak of BalceHoptera 



viusculus Linnteus , 785 



70. Dorsal fins of BaUenoptera musculus Linnaeus, and Balienoptera 



sibbaldii Qiwy 787 



77. Paddles of Baleenoptera musculus Linnseus, and Bukenoptera 



sibbaldii Gray 787 



78. View of the left side of the head of Physeter macrocephalus 



Linnaeus 788 



