Conventional and geometric morphometric studies of valve ultrastructural variation in two closely related Cyclotella species (Bacillariophyta)

References

• Andersen , RA , Morton , SL and Sexton , JP . 1997 . CCMP – Provasoli-Guillard National Centre for Culture of Marine Phytoplankton 1997 list of strains . J. Phycol. , 33 : 1 – 75 .
   Web of Science ®Google Scholar
• Bookstein FL 1991 Morphometric Tools for Landmark Data: Geometry and Biology, Cambridge University Press Cambridge
   Google Scholar
• Bookstein FL Chernoff B Elder RL Humphries JM Smith GR Strauss RE 1985 Morphometrics in Evolutionary Biology: The Geometry of Size and Shape Change, with Examples from Fishes, Academy of Natural Sciences of Philadelphia Philadelphia
   Google Scholar
• dos Reis , SF , Pessôa , LM and Strauss , R . 1990 . Application of size-free canonical discriminant analysis to studies of geographic differentiation . Rev. Brasil. Genet. , 13 : 509 – 520 .
   Google Scholar
• Droop SJM 1995 A morphometric and geographical analysis of two races of Diploneis smithii/D. fusca (Bacillariophyceae) in Britain In Proceedings of the Thirteenth International Diatom Symposium (Marino, D. & MontresorM., editors) 347 369 Biopress Limited Bristol
   Google Scholar
• Dryden IL Mardia KV 1998 Statistical Shape Analysis, John Wiley & Sons New York
   Google Scholar
• Du Buf H Bayer MM (editors) 2002 Automatic Diatom Identification. Series in Machine Perception and Artificial Intelligence 51 World Scientific Publishing London
   Google Scholar
• HÅkansson , H . 1990 . Cyclotella meneghiniana Kütz. (Bacillariophyceae): its morphology and reappraisal of similar species . Nova Hedwigia Beih. , 100 : 19 – 37 .
   Google Scholar
• HÅkansson , H . 2002 . A compilation and evaluation of species in the genera Stephanodiscus, Cyclostephanos and Cyclotella with a new genus in the family Stephanodiscaceae . Diatom Res. , 17 : 1 – 139 .
   Web of Science ®Google Scholar
• HÅkansson , H and Chepurnov , V . 1999 . A study of variation in valve morphology of the diatom Cyclotella meneghiniana in monoclonal cultures: effect of auxospore formation and different salinity conditions . Diatom Res. , 14 : 251 – 272 .
   Google Scholar
• Hausmann , S and Lotter , AF . 2001 . Morphological variation within the diatom taxon Cyclotella comensis and its importance for quantitative temperature reconstructions . Freshwat. Biol. , 46 : 1323 – 1333 .
   Web of Science ®Google Scholar
• Hegewald , E and Hindáková , A . 1997 . Variability of a natural population and clones of the Cyclotella ocellata-complex (Bacillariophyceae) from the Gallberg-pond, NW-Germany . Arch. Hydrobiol. , 120 : 17 – 37 .
   Google Scholar
• Humphries , JM , Bookstein , FL , Chernoff , B , Smith , GR , Elder , RL and Poss , SG . 1981 . Multivariate discrimination by shape in relation to size . Syst. Zool. , 30 : 291 – 308 .
   Google Scholar
• Mann , DG . 1999 . The species concept in diatoms . Phycologia , 38 : 437 – 495 .
   Web of Science ®Google Scholar
• Meyer , B , Wulf , M and HÅkansson , H . 2001 . Phenotypic variation of life-cycle stages in clones of three similar Cyclotella species after induced auxospore production . Diatom Res. , 16 : 343 – 361 .
   Web of Science ®Google Scholar
• Mou , D and Stoermer , EF . 1992 . Separating Tabellaria (Bacillariophyceae) shape groups based on Fourier descriptors . J. Phycol. , 28 : 386 – 395 .
   Web of Science ®Google Scholar
• Muylaert , K and Sabbe , K . 1996 . Cyclotella scaldensis spec. nov. (Bacillariophyceae), a new estuarine diatom . Nova Hedwigia , 63 : 335 – 345 .
   Web of Science ®Google Scholar
• Pappas , JL , Fowler , GW and Stoermer , EF . 2001 . Calculating shape descriptors from Fourier analysis: shape analysis of Asterionella (Heterokontophyta, Bacillariophyceae) . Phycologia , 40 : 440 – 456 .
   Web of Science ®Google Scholar
• Rhode , KM , Pappas , JL and Stoermer , EF . 2001 . Quantitative analysis of shape variation in type and modern populations of Meridion (Bacillariophyceae) . J. Phycol. , 37 : 175 – 183 .
   Google Scholar
• Rohlf FJ 1993 Relative warp analysis and an example of its application to mosquito wings In Contributions to Morphometrics (Marcus, L.F., Bello, E. & Garcia-Valdecasas, A., editors) 131 159 Museo Nacional de Ciencias Naturales (CSIC) Madrid
   Google Scholar
• Rohlf , FJ . 1999 . Shape statistics: Procrustes superimpositions and tangent spaces . J. Class. , 16 : 197 – 223 .
   Web of Science ®Google Scholar
• Rohlf , FJ and Marcus , LF . 1993 . A revolution in morphometrics . Trends Ecol. Evol. , 8 : 129 – 132 .
   PubMed Web of Science ®Google Scholar
• Round FE Crawford RM Mann DG 1990 The Diatoms: Biology and Morphology of the Genera, Cambridge University Press Cambridge
   Google Scholar
• Schultz , ME . 1971 . Salinity-related polymorphism in the brackish-water diatom Cyclotella cryptica . Can. J. Bot. , 49 : 1285 – 1289 .
   Google Scholar
• Teubner , K . 1995 . A light microscopical investigation and multivariate statistical analyses of heterovalvar cells of Cyclotella-species (Bacillariophyceae) from lakes of the Berlin-Brandenburg region . Diatom Res. , 10 : 191 – 205 .
   Google Scholar
• Theriot , E . 1987 . Principal component analysis and taxonomic interpretation of environmentally related variation in silicification in Stephanodiscus (Bacillariophyceae) . Br. Phycol. J. , 22 : 359 – 373 .
   Web of Science ®Google Scholar
• Theriot , E . 1988 . An empirically based model of variation in rotational elements in centric diatoms with comments on ratios in phycology . J. Phycol. , 24 : 400 – 407 .
   Web of Science ®Google Scholar
• Theriot , E and Stoermer , EF . 1984a . Principal component analysis of Stephanodiscus: observations on two new species from the Stephanodiscus niagarae complex . Bacillaria , 7 : 37 – 58 .
   Google Scholar
• Theriot , E and Stoermer , EF . 1984b . Principal component analysis of variation in Stephanodiscus rotula and S. niagarae (Bacillariophyceae) . Syst. Bot. , 9 : 53 – 59 .
   Web of Science ®Google Scholar
• Tropper , CB . 1975 . Morphological variation of Achnanthes hauckiana (Bacillariophyceae) in the field . J. Phycol. , 11 : 297 – 302 .
   Web of Science ®Google Scholar