Preside /if s Address. 103 



will not permit me to go into details. I merely mention 

 tlie titles of some of them, with the dates when he brought 

 them before the Society : — 



February 28, 1856. — I. On the Reproduction of Ci/dippe pomiformis. 

 II. On two new Actinias from Arran (with plate). 



March 26, 1856. — On Gemraiparous Eeproduction (multiplication) in 

 Actinia dianthus (living specimens were exhibited). 



April 23, 1856. — I. Description of two Tubicolar Animals (with plate) — 

 Phoronis hip)p)ocrc2na, Phoronis oralis, n. gen. and sps. II. Note on Indica- 

 tions of the Existence of Bilateral Symmetry, and of a Longitudinal Axis in 

 Actinia, as shown in living specimens. III. Specimens of living Madrepores 

 {Caryophyllia Smithii) from Ilfracomhe, Devonshire, were exhibited. IV. 

 On the Existence of Thread-Cells in the Tentacles of C^jdippe. 



November 26, 1856. — On Hydractinia echinata (2 plates). 



January 28, 1857. — I. Observations on British Zoophytes — Clava and 

 Eudendrium (2 plates). II. On the Prehensile Apparatus of Spio seticornis 

 (})late). 



March 25, 1857. — I. Observations on British Zoophytes : (1.) Laomedea 

 acuminata; (2.) Trichydra pudica ; (3.) Tubularia indivisa (3 plates). II. 

 Description of New Protozoa: (1.) Lagotia ririclis, n. gen. and sp. ; (2.) 

 Vayinicola valvata, n. gen. and sp. (2 plates). 



April 22, 1857. — Observations on British Zoophytes : (1.) Coryne gravata, 

 ii. sp. ; (2.) Stauridia producta, n. sp. (plate). 



November 25, 1857. — I. On Eeproduction by Ova from the Medusoid of Cam- 

 panularia Johnstoni. II. On EpeJielota coronata, a new protozoan Animalcule. 

 Dr "Wright also exhibited specimens of the new Laomedea acuminata (Alder) 

 with its Medusoids. 



March 24, 1858. — On Monoecious Reproduction in Tubularia larynx. Dr 

 "SVright exhibited a specimen of the Hydra tuba (Dalyell) throwing off Me- 

 dusfe ; and also the Myrothela artica, Sars. 



April 2S, 1858. — Observations on British Zoophytes: (1.) On Atractylis 

 (n. gen.); (2.) On the fixed Medusoids of Laomedea dichotoma Qly'mg s^eci- 

 mens exhibited); (3.) On the Reproductive Organs of the Medusoid Laomedea 

 geniculafa ; (4.) On the Reproductive Organs of Laomedea lacerata (2 plates). 



Novemb€r24:,18oS. — I. On new Protozoa : {1.) Lagotia producta; {2.) Zooteirea 

 religata; (3.) Coretkria sertularia ; (4.) Stentor Miilleri, Stentor castaneus 

 (plate). II. Observations on British Zoophytes : (1.) On the Reproduction of 

 Turris neglecta ; (2.) On the Development of Hippocrene Britannica (?) from 

 Atractylis ramosa ; (3.) On the Development of Hydra tuba from Chrysaora 

 (plate). 



December 22, 1858.— On the Cnidce or Thread-cells of the Eolidce. 



January 26, 1859. — Observations on British Zoophytes: (1.) Coryne im- 

 plexa; (2.) Coryne {Margarica, St. AVright) implexa; (3.) Bimeria vcstita ; 

 (4.) Garveia nutans (2 plates). 



