The second and final circular for the 20th International Diatom Symposium, 7-13 September 2008 in Dubrovnik, Croatia, is now available at the meeting website http://www.imp-du.com/ids2008/.

The 20th International Diatom Symposium will be held from 7-13 September 2008 in Dubrovnik, Croatia. The First Circular is now available at the meeting’s website:

http://www.nottingham.ac.uk/~lgzwww/contacts/staffPages/SarahMetcalfe/diatom/

We will soon need to finalise numbers for catering arrangements, so a prompt reply would be appreciated.

Bramberger, A.J., Haffner, G.D., Hamilton, P.B., Hinz, F. & Hehanussa, P.E. – An examination of species within the genus Surirella from the Malili Lakes, Sulawesi Island, Indonesia, with descriptions of 11 new taxa (pp 1–56); Cavacini, P., Tagliaventi, N. & Fumanti, B. – Morphology, ecology and distribution of an endemic Antarctic lacustrine diatom: Chamaepinnularia cymatopleura comb. nov. (pp 57–70); Danielidis, D.B., Ford, K. & Kennett, D. – Transfer of Amphora eulensteinii Grunow to the genus Seminavis D.G. Mann (pp 71–80); Oliva, M.G., Lugo, A., Alcocer, J. & Cantoral-Uriza, E.A. Cyclotella alchichicana sp.nov. from a saline Mexican lake (pp 81–89); Quiroga, I. – Pseudo-nitzschia blooms in the Bay of Banyuls-sur-Mer, northwestern Mediterranean Sea (pp 91–104); Rott, E., Kling, H. & McGregor, G. – Studies on the diatom Urosolenia Round & Crawford (Rhizosoleniophycideae) Part 1. New and re-classified species from subtropical and tropical freshwaters (pp 105–124); Sims, P.A. – A revision of the genus Rattrayella De-Toni including a discussion on related genera (pp 125–158); Torrisi, M. & Dell’Uomo, A. – Biological monitoring of some Apennine rivers (central Italy) using the diatom-based Eutrophication/Pollution Index (EPI–D) compared to other European diatom indices (pp 159–174); Witon, E. & Witkowski, A. – Holocene diatoms (Bacillariophyceae) from Faeroe Islands Fjords, Northern Atlantic Ocean. II. Distribution and taxonomy of marine taxa with special reference to benthic forms (pp 175–215); Opinion: Soininen, J. – Local and regional coexistence of diatoms – on the mechanisms promoting high local diatom species richness (pp 217–223); Note: Jahn, R. & Kusber, W.-H.. Ceratoneis reimannii nom. nov., a new name for the marine species C. fusiformis R. Jahn et Kusber (pp 225–226); Report: Armand, L. Neogene Polar Marine Diatom Workshop, 1–6th August 2005, Yamagata, Japan (pp 227–228); Memoriam: Prof. Anastasia Jouse on the one hundredth anniversary of her birth, July 31, 1905 (pp 229–239); Review (p. 241); Obituary: John Platt Bradbury (1936–2005) (pp 243–247); Notice. Publication of the Proceedings of the 18th International Diatom Symposium, Poland, 2nd–7th September 2004 (editor: Andrzej Witkowski) (p. 249).

(Number 2)  November 2006

Alverson, A.J., Kang, S.-H. & Theriot, E.C. - Cell wall morphology and systematic importance of Thalassiosira ritscheri (Hustedt) Hasle, with a description of Shionodiscus gen. nov. (pp 215-262); Badylak, S., Phlips, E.
& Kelley, K. - Pseudo-nitzschia calliantha (Bacillariophyceae) from the Indian River Lagoon, Florida. (pp 263-267); Edlund, M.B., Brant, L.A., Levkov, Z. & Nakov, T. - An emended description of Decussata (Patrick) Lange-Bertalot & Metzeltin that includes protoplast organization and detailed valve and cingulum ultrastructure (pp 269-280); Levkov, Z. & Williams, D.M. - Two new species of Diatoma from Lakes Ohrid and Prespa, Macedonia (pp 281-296); Levkov, Z., Nakov, T. & Metzeltin, D. - New species and combination from the genus Sellaphora Mereschkowsky from Macedonia (pp 297-312); Li, Y., Gong, Z., Xie, P. & Shen, J. - Distribution and morphology of two endemic gomphonemoid species, Gomphonema kaznakowi Mereschkowsky and G. yangtzensis Li nov. sp. in China (pp 313-324); Morales, E.A. - Small Planothidium Round et Bukhtiyarova (Bacillariophyceae) taxa related to P. daui (Foged) Lange-Bertalot from the United States. (pp 325-342); Morales, E.A. & Manoylov, K.M. - Morphological studies on selected taxa in the genus Staurosirella Williams et Round (Bacillariophyceae) from rivers in North America (pp 343-364); Pillsbury, R.W. & Slavik, K.A. - Pinnularia aldenii sp. nov., a diatom from acidic habitats in Northern Michigan (pp 365-370); Tanaka, H. & Nagumo, T. - Stephanodiscus miyagiensis sp. nov. from Pleistocene sediment in Northeastern Japan.(pp 371-378); Tobias, A.C. & Gaiser, E.E. - Taxonomy and distribution of diatoms in the genus Gomphonema from the Florida Everglades, U.S.A. (pp 379-405); Turpin, V., Pondaven, P. & Rincé, Y. - A fast colorimetric assay to control growth of algal strains:
application to numeration of marine diatom cells.(pp 407-413); Ulanova, A. & Snoeijs, P. - Lunella garyae sp.nov. - a new polyhalobous diatom from the English Channel Coast (pp 415-426); Van der Vijver, B. & Gremmen, N. - Three new moss-inhabiting diatom species from sub-Antarctic Marion Island (pp 427-439); Van der Vijver, B. & McBride, P. - Gomphonema isabellae Van de Vijver sp. nov., a new freshwater diatom species from sub-Antarctic Macquarie Island (southern Pacific Ocean) (pp 441-449); Opinion: Simkhada, B. - Proposal to use unique abbreviation for diatom genera.(pp 451-456); Williams, D.M. & Reid, G. - Diatom biogeography and water babies: the search for meaning among the protists. (pp 457-462); Notes: Flower, R.J. - Validation of Discostella stelligera var. microrobusta Flower var. nov., a new name for Cyclotella stelligera var. microrobusta Flower.(pp 463-464); Garcia, M. & Fonseca De Souza, V. - Lemnicola hungarica (Grunow) Round & Basson from Southern Brazil: ultra-structure, plastid morphology and ecology.(pp 465-471); Sato, S. & Medlin, L.K. - Motility of non-raphid diatoms (pp 473-477); Obituary: Robert Ross (1912-2005) (pp 479-488); Correction (p. 489).

(Number 2) November 2005

Bixby, R.J. & Jahn, R. – Hannaea arcus (Ehrenberg) R.M. Patrick: lectotypification and nomenclatural history (pp 210–226);  Bixby, R.J., Edlund, M.B. & Stoermer, E.F. – Hannaea superiorensis sp. nov., an endemic diatom from the Laurentian Great Lakes (pp 227–240);  Congestri, R., Cox, E.J., Cavacini, P. & Albertano, P. – Diatoms (Bacillariophyta) in phototrophic biofilms colonising an Italian wastewater treatment plant (pp 241–255);  Cubizolle, H., Serieyssol, K.K. & Argant, J. – Diatom and pollen evidence of Holocene vegetation dynamics and human impact on the Virennes Fenland (French Massif Central) (pp 257–273);  Garcia, M. – Araphid psammic diatoms from Brazilian sandy beaches I: an emended description to genus Pravifusus Witkowski, Lange-Bertalot & Metzeltin (pp 275–280);  Hamilton, P.B. & Jahn, R. – Typification of Navicula affinis Ehrenberg: type for the name of the genus Neidium Pfitzer (pp 281–294);  Jahn, R. & Kusber, W.-H. – Reinstatement of the genus Ceratoneis Ehrenberg and lectotypification of its type specimen: C. closterium Ehrenberg (295–304);  Jahn, R., Sterrenburg, F.A.S. & Kusber, W-H. – Typification and taxonomy of Gyrosigma fasciola (Ehrenberg) J.W. Griffith et Henfrey (pp 305–311); Nejadsattari, T. – The diatom flora of Lake Neure, Iran (313–333);  Reichardt, E. – Gomphonema dubravicense Pantocsek eine taxonomische revision (335–349); Suto, I. – Taxonomy and biostratigraphy of the fossil marine diatom resting spore genera Dicladia Ehrenberg, Monocladia Suto and Syndendrium Ehrenberg in the North Pacific and Norwegian Sea (pp 351–374);  Toyoda, K., Cox, E.J., Sims, P.A. & Williams, D.M. – The typification of Achnanthes Bory based on Echinella stipitata Lyngbye, with an account of the morphology and fine structure of Lyngbye’s species (pp 375–386);  Vélez, M.I., Hooghiemstra, H. & Metcalfe, S. – Fossil and modern diatom assemblages from the savanna lake El Piñal, Colombia: an environmental reconstruction (pp 388–407); Note: Grachev, M., Sherbakova, T., Masyukova, Y. & Likhoshway, Y. – A potential zinc-binding motif in silicic acid transport proteins of diatoms (pp 409–411);  Reviews (pp 413–415;  Obituary: N.I. Hendey (pp 417–424).