CONTENTS. XI 



Page 

 .^-ossor Carpenter on the Occurrence of the Pentacrinoid Larva of Coma- 

 tula rosacea, in Lamlash Bay, Isle of Arran 107 



on the Structure and Development of Orbitolites com- 



planatus 107 



Mr. T. Spencer Cobbold's Description of a New Species of Trematode Worm 

 {Fasciola gigantica) 108 



Description of a malformed Trout 109 



Mr. J. W. Dawson on the Species of Meriones and ArvicolcB found in Nova 

 Scotia 110 



Professor Dickie's Notes on the Homologies of Lepismidse 110 



Mr. James Fulton on the apphcation (for ceconomic and sanitary objects) of 

 the principle of " Vivaria" to Agriculture and other purposes of life Ill 



Sir William Jardine on the Core^owi of Scotland Ill 



Professor Kolliker on transparent Fishes from Messina Ill 



Rev. William Leitch on the Development of Sex in Social Insects Ill 



Mr. Edward Joseph Lowe on a Singular Mortality amongst the Swallow 

 Tribe 112 



Mr. Robert M'Andrew's Exhibition of Zoophytes, MoUusca, &c., observed 

 on the Coast of Norway, in the Summer of 1855 113 



Rev. Charles P. Miles on the Fauna of the Clyde, and on the Vivaria now 

 exhibited in the City Hall, Glasgow 114 



Mr. Andrew Murray on the Recent Additions to oui- Knowledge of the 

 Zoology of Western Africa 114 



Mr. W. Oliphant's Exhibition of the Skull of a Manatus Senegalensis (the 

 Sea Cow), from Old Calabar 116 



Mr. J. Price's Notes on Animals 117 



Mr. J. D. Sandland on Sea Medusae 117 



Mr. N. B. Ward on Vivaria 117 



Mr. Robert Warington on the Habits of the Stickleback, and on the 

 Effects of an Excess or Want of Heat and Light on the Aquarium (Marine).. 117 



Dr. Lankester's Exhibition of a Copy of the 'Natural History of Deeside 

 and Braemar,' by the late Dr. Macgillivray 118 



Rev. Dr. Paterson on the Cultivation of Sea-sand or Sand-hills 118 



Physiology. 



Professor Allman on the yignification of the so-called Ova of the Hippocrepian 

 Polyzoa, and on the Development of the proper Embryo in these Animals... 118 



Professor J. Hughes Bennett on the Law of Molecular Elaboration in Orga- 

 nized Bodies 119 



Mr. James Braid on the Physiology of Fascination 120 



Professor Calvert and Dr. Thomas Moffat on the Action of the Carbo- 

 azotic Acid and the Carbo-azotates on the Human Body 121 



Dr. William Camps on an abnormal Condition of the Nervous System 121 



Dr. T. Spencer Cobbold on a curious pouched condition of the Glandulae 

 Peyerianse in the Giraffe , 122 



