TAl^LE OF CONTENTS. ix 



North American Ornithology Pyrrliophoena rieflferi, 312 ; the Habits of 

 Birds, 312 ; New FossU Giant Birds, 313. 

 ill.) REPTILES AND AMPHIBIANS. 



A Tame Serpent, 313 ; New Order of Pterosauria, 314 ; a Fossil Reptile with 

 Mammalian Characters in Prince Edward's Island, 315; PtcptUes of Costa 

 Rica, 315; Snake-eating Snakes, 316; Blood-corpuscles of the Batrachia, 

 274; Remarkable Habit of Frogs, 316; Reproduction in the Proteus, 317; 

 Habits of the Mexican Axolotl, 317 ; Spermatozoa of Amphiuma, 318 ; Re- 

 semblances of Plesiosaurs and Ichthyosaurs to other Vertebrates, 318. 

 (i.) FISHES. 



Rafinesque's Fishes of the Ohio, 318 ; the Pilot Fish, 319 ; New Work on 

 European Fresh-water Fishes, 319; some Curious Australian Fishes, 319; 

 Poey's Catalogue of Cuban Fishes, 320 ; Habits of the Salmon, 320 ; the 

 Rainbow Fish, 321 ; Incubation of Chromis Paterfamilias, 322 ; Cause of 

 the Black Spots on the Scales of Fish, 323 ; Remarkable Structure of Young 

 Fishes, 323 ; Curious Habits of Fishes, 324. 

 (k.) ARTICULATES. 



Insects: Preservation of Entomological Specimens, 275 ; Mimicry in But- 

 terflies explained by Natural Selection, 283 ; Lubbock on the Senses of In- 

 sects, 288 ; the Sense of Smell in Insects, 290 ; the Weather and Insect 

 Life, 291 ; Carrying Humble-bees from England to New Zealand, 308 ; a 

 Wrestling-match between Ants and Wasps, 325 ; the Metamorphoses of 

 Beetles, 325 ; the Eye of Flies, 326 ; the Life of the Common House-fly, 328 ; 

 the Seventeen-year Cicada, 326 ; how Cockroaches and Earwigs Fold their 

 Wings, 327 ; the Phenomena of Digestion in the Cockroach, 328 ; a Noise- 

 producing Spider, 329 ; Inequality of the Sexes in a Saw-fly, 329 ; Amer- 

 ican Fossil Insects, 330 ; the Army-worm of the North, 330 ; Adult Insects 

 with Larval Heads, 330 ; Hatching Silk-worms by Electricity, 331 ; Preco- 

 cious Transformation of a Silk-Avorm into the Moth, 331 ; a Parasitic Moth, 

 331 ; Reproduction of the Army-worm, 332 ; Structure and Development of 

 IMites, 332 ; Eighth Report of the State Entomologist of Missouri, 333. 

 Crustaceans : INIetamorphosis of the Crustacea, 334 ; Influences of Exter- 

 nal Agencies in Artemia, 335 ; Strange Isopod Parasites of the Hermit Crab, 

 335. Annelids : Habits and Anatomy of a Nereid Worm, 336 ; Digestion 



in Myriapods, 336 ; the large Human Fluke-worm, 337. 

 (1.) MOLLUSKS. 



Coloring Matter of the Murex Shell, 333 ; Embryolog}^ of Gastropods, 338 ; 



Remarkable Mode of Development in Salpa, 338. 

 (m.) PROTOZOA. 



Habits of American Fresh-water Rhizopods, 299 ; INIale Rotifer, 324 ; Ste- 



phanoceros on Submerged Plants, 339 ; Gathering of Euplectella, 340 ; 



Bathybius, 342; Professor T. Rupert Jones on the Foraminifera, 343; 



Professor Huxley on Deep-sea Soundings, 344 ; Cephalosiphon and a New 



Infusorian, 345 ; the Fresh-water Rhizopods, 345. 



H. BOTANY (clxxv) 347 



Floras : Oaks of the United States, 350 ; Plants of New Guinea, 359 ; Flora 

 of Guadalupe Island, Lower California, 360. 



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