LANKGSTIin. 



INDKX. 



LIBKLr,ULID«. 



65 S 



Lnnkester, E. R., on compfirntire lon- 

 gevity, 133, 136 ; on the destruc- 

 tive eSects of intemperance, 137. 

 Lanugo, of the human foetus, 19, 



600. 

 Lapponian language, hishly artificial, 



91. 

 Lark, proportion of the sexes in the, 



248 ; female, singing of the, 370. 

 Ijai-ks, attracted by a mirror, 413. 

 Lartet, E., comparison of cranial ca- 

 pacities of skulls of recent and 

 tertiary mammals, 55 ; on the size 

 of the brain in mammals, 81; on 

 Dryopithecus, 155 • on ore-historic 

 flutes, 570. 

 La'-us, seasonal change of plumage in, 



492. 

 Larva, luminotis, of a Brazilian beetle, 



278. 

 Larynx, muscles of the, in song-birds, 



371. 

 Zasiocampa quercus, attraction of 

 males by the female, 252 ; sexual 

 difference of colour in, 316. 

 Latham, R. G., on the migrations of 



man, 48. 

 Latooka, perforation of the lower lip 



by the women of, 576. 

 Laurillard, on the abnormal division 



of the malar bone in man, 39. 

 Lawrence, W., on the superiority of 

 savages to Europeans in power of 

 sight, 33 ; on the colour of negro 

 infants, 558 ; on the fondness of 

 savages for ornaments, 578 ; on 

 beardless races, 581 ; on the beauty 

 of the English aristocracy, 586. 

 Lavard, E. L., on an instance of ra- 

 tionality in a cobra, 352 ; on the 

 pugnacity of GMm Stanleyi, 363. 

 Laycock, Dr., on vital periodicity, 8 ; 



theioid nature of idiots, 36. 

 Leaves, autumn, tints useless, 262. 

 Lecky, Mr., on the sense of duty, 97 ; 

 on suicide, 117; on the practice of 

 celibacy, 119 ; his view of the 

 crimes of savages, 119 ; on the 

 gradual rise of morality, 125. 

 Leconte, J. L., on the stridulant orsan 

 in the Coprini and Dynastini, 303. 

 I.ee. H,, on the numerical proportion 



of thf. sexes in the trout, 249. 

 Ug, calf of !.he,artificia'.y modified. 



Legitimate and illegitimnte children, 



proportion of the sexes in, 244, 

 Legs, variation of the length of the, in 

 man, 26 ; proportions of, in sol- 

 diers and sailors, 32 ; front, atro- 

 phied in some male butterflies, 277 ; 

 peculiarities of, in male injects, 277. 



Legut y, on the occurrence of the 

 supra-oondyloid foramen in the 

 humerus of man, 22. 



" Lek " of the blaok-cock and caper- 

 cailzie, 405. 



Lemoine, Albert, on the origin of lan- 

 guage, 87. 



Lemur macaco, sexual difference of 

 colour in, 537. 



Lemurida, 152 ; ears erf the, 15 ; 

 variability of the muscles in the, 

 41 ; position and derivation of the, 

 157 ; their origin, 165. 



Lemurs, uterus in the, 38. 



Lenguas, disfigurement of the ears of 

 the, 575. 



Leopards, black. 539. 



Lepidoptera, 307 ; numerical propor- 

 tions of the sexes in the, 250 ; 

 colouring of, 308 ; ocellated spots 

 of, 427. 



Lepidosiren, 159, 165. 



Leptalides, mimicry of, 325. 



LeptorJiynchus angustatus, pugnacity 

 of male, 299. 



Zeptura testacea, difference of colour 

 in the sexes of 294. 



Leroy, on the wariness of young foxes 

 in hunting-districts, 80 ; on the 

 desertion of their young by swal- 

 lows, 108. 



Leslie, D., marriage customs of Kaffirs, 

 598. 



Lesse, valley of the, 22. 



Lesson, on the birds of paradise, 219, 

 403 ; on the sea-elephant, 528. 



Lessona, M., observations on SerraK 'S 

 162. 



Zethrus cep'ialotes, pugnacity of tht 

 males of, 297, 300. 



Leuckart, R., on the vesicula prosta- 

 tica, 24 ; on the influence of the 

 age of parents on the sex of off- 

 spring, 245. 



Zevalor clnvicidai muscle, 42. 



Zibell'ila drpressa, colour of tlie male, 

 290. 



LibellulidiE, relative size of the srjLti 



