INDEX. 



341 



Lobes of lung, 264 



Lophius, lure of, 139 



Lophobranchii, ribs, 43 



Lungs, 252265 



Lymph, 268, 293 



Lymph-hearts, 293 

 sinuses, 293 



Lymphatic glands, 294 

 system, 292 

 trunks, 205, 293 



Lymphoid substance in relation with 

 urinogenital organs : of Teleostei and 

 Ganoidei, 304 ; of Amphibia, 317 ; of 

 Eeiitilia, 320 



Lytta, 225 



M. 



Macula lutea, 190 



acustica, 197 



neglecta, 197 



Malapterurus, electric organs, 124 

 Manatus, cervical vertebrae, 46 

 Mandible, 64 S4 

 Mandibular arch, 60 

 Manis : scales, 27 ; number of caudal 



vertebra, 47 

 Manubrium sterni, 53 

 Manus, 102 



Marsupial bones, 93, 98, 117 

 Marsnpium, 324 

 Meatus, external auditory, 198 

 Meckel's cartilage, 61, 202 

 Mediastinum, 265 

 Medullary plate, 7 



cord, 7, 129 



groove, 129 

 Membrana basilaris, 199, 202, 204 



Reissneri, 202, 204 



reticularis, 206 



tectorias. Corti, 206 



tympani, 73, 198, 199 



tympaniforniis, 255 

 Membranous labyrinth, 1 95 

 Menisci of vertebrae, 43 

 Meroblastic ova, 5, 6 

 Mesentery, 208 

 Mesoarium, 311 

 Mesoblast, 6 

 Mesoblastic somites, 9 

 Mesobronchium, 262 

 Mesodcnn, 6 



Mesonephros, 296299, 302304, 322 

 Mesopterygiura, 99 

 Mesorchium, 311 

 Metacarpus, 104 



Metamerism of head and body, ">4 

 Metanephric duct, 301, 307, 309 

 Metanephros, 299, 307 310 

 M-tapterygium, 99 

 Metasternum, 53 

 Metatarsus, 104 



Microgale, number of caudal vertebrae, 47 

 Micropyle, 4 



Milk dentition, 213 



Molars, 214, 216 



Monitor, tongue, 224 



Monophyodonts, 213 



Morphology, 2 



Morula, 5 



Moulting, 22 



Mouth, 212 



Miillerian duct, 300304, 316, 320 



Mus, stomach, 235 



Muscles, 112 122 : of appendages, 121 ; 

 arrectores pili, 24 ; of branchial arches, 

 118 ; buccinatorins, 121 ; bnrsalis, 191 ; 

 ciliary, 184 ; constrictor of iris, 184 ; 

 constrictor of glottis, 253, 255 ; coraco- 

 hyoid, 118 ; coraco-mandibular, 118 ; 

 costo-pulmonary, 262 ; Crampton's, 

 187 ; cranio-visceral, 118 ; cremaster, 

 326 ; depressor of eyelid, 192 ; de- 

 pressor tarsi, 121 ; dermal, 112, 113 ; 

 diaphragmatic, 122 ; digastric, 119, 

 158 ; dilator of glottis, 253, 255 ; dila- 

 tor of iris, 184 ; of eye (recti, obliqui, 

 and retractor bulbi), 191 ; facial, 120 ; 

 genio-hyoid, 119, 120; genioglossus, 

 119, 120 ; hyoglossus, 119, 120 ; ileo- 

 costalis, 116"; intercostal, 116, 118; 

 interspinales, 116 ; lateral, 113 ; levator 

 anguli oris, 121 ; levatores costarnm, 



116 ; levator of eyelid, 192 ; levator 

 labii snperioris preprint, 121 ; longissi- 

 mus, 116 ; masseter, 119 ; masticatory, 

 112 ; multifidi, 116 ; mylohyoid, 119, 

 120; obliquus abdomims, 116, 117; 

 omohyoid, 119, 120 ; pectoralis major, 



117 ; platysma myoides, 113, 121 ; pro- 

 nators, 122 ; pterygoid, 120 ; pyramid - 

 alis abdominis, 99, 117 ; pyramidalis of 

 eye, 191 ; quadratus of eye, 191 ; quad- 

 ratns lumborum, 116; rectus abdominis, 

 116, 117 ; scaleni, 116 ; semispinales, 

 116 ; sphincter oris, 121 ; sphincter 

 collis, 121 ; splenii, 116 ; stapedius, 

 202 ; sternocleidomastoid, 159 ; sterno- 

 hyoid, 117, 119, 120; sternothyroid, 117, 

 120 ; stylohyoid, 120, 158 ; styloglossus, 

 120 ; stylopharyngens, 120 ; supinators, 

 122; temporal," 119, 120; thyro-hyoid, 

 120 ; transversalis abdominis," 116, 117, 

 122 ; trapezius, 159 ; triangularis sterni, 

 117 ; of trunk, 113 ; of visceral skele- 

 ton and head, 118 



Musk-deer, teeth, 220 



Mustelus : umbilical placenta, 12 ; foetal 



membranes, 312 

 Mycetes : larynx, 2o6 

 Myocommata or myotomes, 48, 113 



Nares, external and internal, 67, 170 



173 

 Narwhal, teeth, 220 



