VI CONTENTS. 



Page 

 I. Heddle (M. F.), on Uigite, a new mineral, . 57 



II. Wardrop (J.), on the Scientific Bearings of Recent Dis- 

 coveries of Helminthology, . . . .59 



III. Peach (C. W.), Notice of a curious Metamorphosis in a 



Zoophyte-like Animal, . . . . .59 



IV. Murray (A.), Additional information regarding Malap- 



terurus Beninensis, from the Rev. H. M. Waddell, . 61 



V. Wright (T. S.), on the Reproduction of Cydippe pomiformis, 63 

 VI. Wright (T. S.), on Two new Actinias from Arran (A. 



ornata, and A. bellis var. fused). (With a Plate), . 70 



March 26, 1856. 



I. Macdonald (Professor), on Zoological Classification, . 72 



II. Murray (And.), Monograph of the Genus Catops, . . 73 



III. Wright (T. S.), on Gemniparous Reproduction in Actinia 



Dianthus, . . . . . .161 



IV. (1.) Macfarlane (J.), Memorandum of Shells and a Deer- 



horn found in a Railway- cutting in Dumbartonshire, . 163 



(2 ) Smith (J. A.), on do. do., . 164 



April 23, 1856. 



I. Wright (T. S.). Description of two Tubicolar Animals. 



(With a Plate), . . . . .165 



II. Wright (T. S.), on the Existence of Bilateral Symmetry, and 



a Longitudinal Axis in Actinia, . . . 168 



III. Wright (T. S.), on Caryophyllia Smithii, . .168 



IV. Smith (J. A.), on the Scales of Holoptichius maximus 



found in Roxburghshire, . . . .168 



V. Wright (T. S.), on the Existence of Thread-cells in the 



Tentacles of Cydippe, . . . . • .169 



SESSION 1856-57. 



November 26, 1856. 



I. Chambers (Robert), Opening Address, . . .171 



II. Rankine (D. R.), on the Structure and Habits of the Slow 



Worm (Anguis fragilis) , . . . .176 



III. Wright (T. S.), T>n Hydractinia echinata. (With 2 



Plates), . . . . . .192 



