XXXVl 



Index 



April II, 1(^1. 



X-Radiation of a Second Series, Homogeneous Fluorescent, 

 Prof. C. G. Barkla, J. Nicol, 66 



Year-book: Jahrbuch der Naturwissenschaften, 1910-11, 



376 

 Yeast, Action of Dissolved Substances upon the Autofcrnun- 



tation of, A. Harden and S. G. Paine, 234 

 Yellow Fever and its Prevention : a Manual for Medical 



Students and Practitioners, Sir Rubert VV. Boyce, F.R.S., 



416 



Zoolopfical Museum at TrinjJ, Addition to, Hon. W, 

 Rothschild, 395 ; Zoological Gardens in Europe : Doggen- 

 burg near Stuttgart, Captain Stanley Flower, 395 



Zoology: Vertebrate: Amphibian Faunas of South Africa 

 and Madagascar, J. Hewitt, 228, 449; Batrachia, Distant 

 Orientation in, Bruce F. Cummings, 98; Canadian 

 Rockies, New Animals from, N. Hollister, 523 ; the 

 " Free-martin " (co-twin with a bull). Dr. Berry Hart, 

 311; India, Game Sanctuaries and Game Protection in, 

 E. P. Stebbing, 98; Ratel. Milk-dentition of, R. 

 Lydekker, 199 ; Tweed Area, a Fauna of the, A. H. 

 Evans, 545 ; see also Mammals 



Zoology : Invertebrate : Papers on Invertebrates, 156 ; 

 Altitude and Animal Development, Rev. Hilderic Friend, 

 78; Annelids, Irish, New Species of Family Maldanidae, 

 I. Arwidsson, 157; Arachnida and Chilopoda, a Collec- 

 tion of, made by Mr. S. A. Neave in Rhodesia, S. Hirst, 



32 ; Archiannelid Dinophilus gyrociliatus collected at 

 Plymouth, Dr. C. Shearer, 125 ; Astroclera willeyana 

 (Lister), R. Kirkpatrick, 435 ; Branchiura sowerbyi, 

 Beddard, and a New Species of Limnodrilus, Dr. J. 

 Stephenson, 303 ; Cicadidae, New Australian, H. Ashton, 



33 ; Coscinodisciis asteroniphalus. Structural Details of, 

 T. W. Butcher, 32 ; Crab Inachus, Effect of Parasite 

 Sacculina upon Sexual Characters of, Geoffrey Smith, 

 G. C. Robson, 125 ; Dinoflagellate Animalcules of the 



San Diego Area, C. A. Kofoid, 157 ; Echinoids, Experi- 

 mental Hybridisation of, C. Shearer and others, 268 ; 

 Enchytraeids, New British, Rev. Hilderic Friend, 32 ; 

 Foraminifcra of North Pacific, J. A. Cushman, 157 ; 

 Fridericia, Rev, Hilderic Friend, 165 ; Herpetomonas 

 pediculi, nov. spec. Parasitic in the Alimentary Tract of 

 Pediculus vcstimenti, Dr. H. B. Fantham, 435 ; IIolo. 

 thuria nigra, Mode of Discharge of Cuverian Organs, 

 G. R. Mines, 98 ; Infusorian Micronucleus, Behaviour of, 

 in Regeneration, K. R. Lewin, 66; Nematodes of the 

 Thames, Rev. Hilderic Friend. 244; Pelagic Actinian 

 Larva;, Miss Edith E. Bamford, 132 ; Peripatus, Occur- 

 rence on N.E. Frontier of India, S. W. Konip, Dr. N. 

 Annandale, 449 ; Polychaeta, New Type of Parasitism in, 

 F. A. Potts, 268 ; Branchiomaldane vincenti, Langerhans. 

 Dr. J. H. Ashworth, »)04 ; Rotijers. Bdelloid, Indigenous 

 to S. Africa, J. Murray, 157; Rotifers from Clare Island, 

 C. F. Rousselet, 157; Sponges, Hydroids, and Polyzoa, 

 British Indian Fresh-water, Dr. N. Annandale, 511 ; 

 Stick-insect, Bacillus rossii. Structure of Alimentary 

 Canal and Parthenogenesis, A. E. Cameron, 199 ; Tyne- 

 side Invertebrates, Mr. Bagnall and others, 158; 

 Trematode Generic Names proposed for the " Official 

 List of Zoological Names," C. W. Stiles. 1 1 1 ; Tubificiiae, 

 British, Rev. H. Friend, 369 ; see also Trypanosomes, &c. 

 Zoology at the British Association : " Fairy Flies " 

 (Mymarida;), Fred Enoch, 23 ; Fossil Reptiles of the 

 Oxford Clay of Peterborough, Dr. C. W. Andrews, 23 ; 

 Momentum in Evolution, Prof. Dendy, 24 ; the Food 

 Supply of Aquatic Animals, Dr. W. J. Dakin, Prof. 

 Hartog, Prof. Herdman, Dr. Gemmill, D. J. Scourfield, 

 24 ; the Systematic Position of the Cvclostomes, Dr. 

 W. W. F. Woodland, Prof. Dendy, E. S. Goodrich, 24 ; 

 Protozoa at Port Erin. Prof. Herdman, 25 ; Protozoa from 

 Sheep with Louping 111, Major C. F. Bishop, 25 ; a New 

 Hydroid, Epizoic on a New Parasitic Copapod, Prof. 

 H. F. Jungersen, 25 ; Variation in the Medusa Moerisia 

 lyonsi, C. L. . Boulenger, 25 ; the Crop of the Leech, 

 Prof. Marcus Hartog, 2^; the Lantern of Aristotle as an 

 Organ of Locomotion, Dr. J. F. Gemmill, 25 



