| 1 | -- | 24 | Ulrich Kutschera, Karl J. Niklas. Endosymbiosis, cell evolution, and speciation |
| 25 | -- | 40 | Sang-Hee Lee, Milford H. Wolpoff. Habiline variation: A new approach using STET |
| 41 | -- | 53 | Vitaly Schetinin, Joachim Schult. A neural-network technique to learn concepts from electroencephalograms |
| 55 | -- | 64 | Ina Pfeiffer, Bertram Brenig, Ulrich Kutschera. Molecular phylogeny of selected predaceous leeches with reference to the evolution of body size and terrestrialism |
| 65 | -- | 85 | Max Shpak. Evolution of variance in offspring number: The effects of population size and migration |
| 87 | -- | 88 | Max Shpak, Peter F. Stadler, Günter P. Wagner, Joachim Hermisson. Erratum to "Aggregation of variables and system decomposability: Applications to fitness landscape analysis |