INDEX OF SUBJECTS. 



585 



Local Races, evidence as to, not a direct 

 contribution to Study of Variation, 17 

 Locusts, variation in colour of tibia?, 44 

 Loligo, variations in segmentation of 



egg, 4(i3 

 Lucanus cervus, extra antennary branch, 

 2 cases, 549 ; extra branch on man- 

 dible, 2 cases, 552 ; capreolus, ditto, 552 

 Luidia ciliaris, variation of pedicellariae, 



429 

 Lumbo-sacral plexus, 138 

 Lumbriconercis, imperfect segmentation, 



156 

 Lumbriculus, double tail, 565 

 Lumbricus, undifferentiated segments in, 

 82 ; imperfect segmenta- 

 tion, 156 ; spiral segmen- 

 tation, 157 ; repetition of 

 ovaries, 160; asymmetrical 

 arrangement of organs, 160, 

 161 ; variation of genital 

 openings, 162 ; duplicity, 

 565 

 agricola, 162; herculeus, 160; 

 pvrpurens, 160; terrestris, 

 156, 157 ; turgidus, 160 

 Lupa dicantha, extra index, 542 

 Lurcher, teeth, 221 

 Lutra, teeth, 228, 233, 234, 235 



constancy of p l in L. vulgaris, 

 228 

 Lyccena icarus, extra wing, 284 

 Lycalopex group of Foxes, frecpuency of 



extra molars in, 217 

 Lychnis, repetition of fimbriation in 



petals, 26 

 Lycus, double (?) antenna, 551 

 Lynx, teeth, 224 

 Lysimaehia, Meristic variation in flower 



of, 61 

 Lysiphlebus, variation in number of an- 

 tennary joints, 412 



Macacus cynomologus, syndactylism, 356 

 inuus, spinal nerves, 137, 139 

 teeth, 204 

 radiatus, doubtful extra molars, 



204 

 rhesus, extra molar, 204 

 Macroglossa, colours of larvae, 304, 305 

 Macrognathus nepalensis, double (?) an- 

 tenna, 551 

 Macropodidae, teeth, 259 

 Macrorhinus leoninus, teeth, 243 

 Madreporites, repetition of, 440 

 Maia squinado, extra index, 542 

 Major Symmetry, 21, 87 

 Malachius marginellus, extra antenna, 



522 

 Males, high and low, 39 

 Mallodon, double (?) leg, 547 

 Mammae, numerical Variation in, 181 ; 

 along mammary lines, 181 ; 

 in other positions, 186 ; in 



axilla, 185 ; below and inter- 

 nal to normal mamma, 186; 

 above and external, 185 

 Mammae, variation in Cow, 101 ; Dog. 

 189; Pig, 190; Man, 181; 

 A]h -. L88 

 comment on facts, 191 

 development of, 191 

 Mammary extensions to axilla, 185 

 lines, 181 

 tumours. 185, 187 

 Man, cervical fistula;, 174; cervical auri- 

 cles, 177 

 digits, increase in number, 324 : 

 reduction in number, 355; poly- 

 dactyliam in general, 344; double- 

 hand, 331 ; symmetry of manna 

 and pes, 403 

 kidneys, union of, 459; renal arte- 

 ries, 277 ; ureter-. 27> 

 mammae, 181 



nerves, spinal, 135; brachial plexus. 

 135 ; notable variation in, 137, 

 113 ; lumbo-sacral plexus com- 

 pared with that of Chimpanzee, 

 etc., 138 

 teeth, 198 



transposition of viscera, 559 

 uterus, double, Darwin's comment 



on, 77 

 vertebrae, Meristic and Homceotic 

 variation in, 103, 106 — 116, 458 

 Mandibles, supposed duplicity of, in 



Lucanus, 552 

 Manns, variations in, compared with 

 those of pes, 405 ; as a system of 

 Minor Symmetry. 4(>:-i 

 Marsupialia, teeth. 2 16 — 258 

 Mastiff, teeth, 210, 221 ; hallux per- 

 mitted in, 401 

 Maternal impressions and extra Legs in 



a beetle, 512 

 Maxillipede developed as a chela, 149, 



150 

 Median nerve, variations in composition 



of, 136 

 Medicago, repetition of brown Bpol in 



leaflets, 26 

 Medusas, Meristic Variation i>i\ [23 ; 



duplicity in, 666 

 Melanopliu packardit, colour-variation, 



44 

 Meles, teeth, 2:52, 233, 236 

 Mellivora, teeth, 233, 235 

 Meloe coriaceus, double (?) I , 547 j 

 pro8carabau8i extra 1. 188; viola- 

 a us, extra antenna 

 HJelolonthavulgarii, division ol pronotum 



i .". . . i ."> \ 



division of pygi- 

 dium, : 



tra legs, 184, 512 

 extra antennas, 515, 

 520, 533, 550 



