IV 



Index. 



Colgan, N. : 



191 7. Elymus arenarius and Aspa- 

 ragus officinalis on North Bull, 



Dublin, 26, 34-5- 

 Note on Pectinaria Koreni from 



Dublin Bay, 26, 136-8. 

 Apparent Mnemic Action in Chlora 



perfoliata, 26, 189-93- 



1 91 8. Lusitania and Kerry, Bota- 

 nical Contrast, 27, 20-6. 



Notes on some Alien Plants 

 of Co. Dublin, 27, 86-90. 



On the Reproduction of the 

 Common Garden Snail, Helix 

 aspersa, 27, 165-170. 



Colgan, N. — Exhibits : 



191 7. Varieties of orchid seeds, 26, 

 70-1. 



Papillae of seed of Common 

 Groundsel, 26, 1S6. 



191 8. Sclereids of fruit of Erica- 

 ceae, 27, 75. 



Collinge, Walter E. : 



1 91 8. Porcellio Rathldi. A wood- 

 louse new to Irish fauna, 27, 

 1-2. 

 Cork Camera and Field Club : 



1924. 33, 24. 

 Cork Naturalists' Field Club : 



191 7. 26, 15-6. 



1918. 27, 51- 

 Cosmos Club : 



191 8. 27, 76. 



Cott, H. B. : 



1922. Notes on the Birds of Inish- 

 bofin, 31, 34-5- 



Crawford, W. : 



1 92 1. Aberration of Argynnis 

 aglaia, 30, 15- 



Dahl, Dr. and C. H. Ostenfeld, : 

 191 8. Arenaria ciliata (noticed), 

 27, 95. 

 Dalton, H., and 'M. Dalton : 



1920. Leucophasia sinapis in Co. 

 Dublin, 29, 132. 



D'Arcy, Charles F. : 



1920. Nathaniel Colgan. An Appre- 

 ciation, 29, 23. 



Darling, J. Ffolliott : 



1 91 9. Pollan in Lough Ree, 28, 



93- 

 Incubation of Birds, 28, 93. 



Deane, A. : 



1924. Large Irish Elk Antlers, 33, 



74- 



Delap, M. J. : 



1 92 1. Drift on Kerry Coast, 30, 40. 



1922. Breeding of Fulmar Petrel 

 in Ireland, 31, 130. 



Sw-ans in Valencia Harbour, 31, 

 140. 

 1924. Plankton of Valentia Har- 

 bour, 1906-23, 33, 1-6. 



Dixon, H. N. : 



1922. Butterfly Habits, 31, 81-2. 



1923. Porotrichum angustifolium 

 in Ireland, 32, 45-7- 



Donisthorpe, Horace St. J. K. : 



191 7. Elater praeustus F., an Irish 

 Beetle, 26, 99-100. 



1 919. Wasps attacking Flies, 28, 

 107. 



1921. Gymnetron squamicolle Reit- 

 ter, a Beetle new to the Britan- 

 nic List, 30, 135. 

 Doveton-Dunlop, H. W. : 



1923. Kingfisher at Blackrock, Co. 

 Dublin, 32, 7- 



Douglas, S. R. : 



1 91 8. Migration of Woodcock, (no- 

 ticed by W. H. Workman), 

 27, 92-5. 



Doyle, J. : 



1924. Plant Life in Tropics (ab- 

 stract), 33, 98. 



Dublin Microscopical Club : 



1917. 26, 13-14. 32-3. 70-1. ^5, 

 104, 152, 186-7. 



1918. 27, 16, 29-30, 51, 68, 75, 



. 9L 171- 

 1919- 28, 8, 41-2, 51-2, 79, 120, 



133- 



1920. 29, 20, 28, is> 130-1. 



1921. 30, 13, 37-8, 67, 84, 135, 143. 



1922. 31, 7. ^3- 31. 137- 



1923. 32, 29, 50. 



1924. 33, 10, 23, 42. 



Dublin Naturalists' Field Club : 



191 7. 26, 15, 85-6, 124, 138-9 

 187-8. 



1918. 27, 31. 50-L 90-1, 160-1. 



1919. 28, 43- 



1920. 29, 35-6, 1 15-7. 130. 



1921. 30, 22, 39, .50, 100, 132-33. 



144- 



1922. 31, 46-7, 60, 80, 137-9. 



1923. 32, .92-4- 



^[924. 33, 98-100, 140-1. 



Dunbar, K. : 



1 91 8, Life History of some British 

 Lepidoptera (abstract). 27, 50. 



