(Number 1)  May 2002 

H. Håkansson  A compilation and evaluation of species in the general Stephanodiscus, Cyclostephanos and Cyclotella with a new genus in the family Stephanodiscaceae (pp. 1-139);  J.M. Guerrero & R.O. Echenique  Cyclostephanos patagonicus sp. nov., a new freshwater diatom from Western Patagonia (Argentina (pp. 141-151);  K. Priisholm, Ø. Moestrup & N. Lundholm Taxonomic notes on the marine diatom genus Pseudo-nitzschiain the Andaman Sea near the island of Phuket, Thailand, with a description of Pseudo-nitzschia micropora sp. nov. (pp. 153-175);  R. Ross & P.A. Sims Trossulus Ross & Sims, a new genus of the Heliopeltaceae (pp. 177-188);  J. Sauer, K. Wenderoth, U.G. Maier & E. Rhiel Effects of salinity, light and time on the vertical migration of diatom assemblages (pp. 189-203);  P.A. Sims & P.M. Chambers The fossil marine genus Rhaphidophora Long, Fuge & Smith (pp. 205-217);  E.H. Sow & M. Diene R_sultats pr_liminaires sur les diatom_es de la Casamance (S_n_gal): mise en _vidence de deux p_riodes pluviales le long du sondage de S_dhiou (pp. 219-234);  B. Van de Vijver, P. Ledeganck & M. Lebouvier Luticola beyensii sp. nov., a new aerophilous diatom from Ile Saint Paul (Indian Ocean, Taaf) (pp. 235-241);  A.A. Zalat Distribution and origin of diatoms in the bottom sediments of the Suez Canal lakes and adjacent areas, Egypt (pp. 243-266). Reviews (pp.267-270). 
 

(Number 2)  November 2002 

 S. Busse & P. Snoeijs  Navicula sjoersii sp. nov., N. bossvikensis sp. nov. and N. perminuta Grunow from the Baltic Sea (pp. 271?282);  J.N. Navarro, R. Florella pascuensis sp. nov., a new marine diatom species from Easter Island (Isla de Pascua), Chile (pp. 283?289); A.K.S.K. Prasad, J.A. Nienow & R.J. Livingston  The marine diatom genus Tryblioptychus Hendey (Thalassiosiraceae, Coscinodiscophyceae): Fine structure, taxonomy, systematics and distribution (pp. 291?308);  G. Reid & D.M. Williams  The marine diatom genus Climaconeis (Berkeleyaceae, Bacillariophyta): two new species from Abu Dhabi, United Arab Emirates (pp. 309?318);  F.E. Round & C.G. Alexander  Licmosoma ? a new diatom genus growing on barnacle cirri (pp. 319?326);  E.A. Sar., D.U. Hernández-Becerril. & I. Sunesen  A morphological study of Chaetoceros tenuissimus Meunier, a little-known planktonic diatom, with a discussion of the section Simplicia, subgenus Hyalochaete (pp. 327?335);  M. Shiono & I. Koizumi  Taxonomy of the Azpeitia nodulifera group in Late Neogene sediments from the northwest Pacific Ocean (pp. 337?362);  P.A Sims & R.M. Crawford  The morphology and taxonomy of the marine centric diatom genus Paralia. II. Paralia crenulata, P. fausta and the new species, P. hendeyi (pp. 363?382);  P.A Sims & N.I. Hendey  A note on the valve structure of Triceratium heterogonum Barker & Meakin, an unusual species from Conset, Barbados (pp. 383?390);  M.A. Tiffany  Valve morphogenesis in the marine araphid diatom Gephyria media (Bacillariophyceae) (pp. 391?400);  C. Tolomio, E. Moschin & B. Duzzin  Distribution des diatomées benthiques de substrats meubles dans le bassin sud de la Lagune de Venise, Italie (pp. 401?414);  B. Van De Vijver  Frustulia cirisiae sp. nov, a new aerophilous diatom from Ile de la Possession (Crozet Archipelago, Subantarctica) (pp. 415?421);  Y. Van Eetvelde & C. Cornet  Some Eocene species of marine pyritized diatoms in the core of Saint-Josse (France) (pp. 423?435);  D.M. Williams, G. Reid, R. Flower & N.E. Votyakova A new fossil species of Tetracyclus (Bacillariophyceae) from the Miocene deposit of Tunka Ridge, Lake Baikal, Siberia, Russia (pp. 437?443); M. Wolf, W. Scheffler & A. Nicklisch  Stephanodiscus neoastraea and Stephanodiscus heterostylus (Bacillariophyta) are one and the same species (pp. 445?451);  Opinion: L.K. Medlin  Why silica or better yet why not silica? Speculations as to why the diatoms utilise silica as their cell wall material (pp. 453?459);  Opinion: F.A.S. Sterrenburg  Taxonony and the Web? (pp. 461?463);  Note: M. Poulin  Lectotypification of previously described diatoms from marine coastal habitats (Quebec, Canada) (pp. 465?466);  Reviews (pp. 467?473);  Correction to H.Håkansson paper in 17(1) (p. 475).