| The external male genitalia and phylogeny of Blattaria and Mantodea KD Klass Bonner Zoologische Monographien 42, 1997 | 265 | 1997 |
| Mantophasmatodea: a new insect order with extant members in the Afrotropics KD Klass, O Zompro, NP Kristensen, J Adis Science 296 (5572), 1456-1459, 2002 | 224 | 2002 |
| A phylogenetic analysis of Dictyoptera (Insecta) based on morphological characters KD Klass, R Meier Entomologische Abhandlungen 63 (1-2), 3-50, 2006 | 202 | 2006 |
| Manual of praying mantis morphology, nomenclature, and practices (Insecta, Mantodea) SK Brannoch, F Wieland, J Rivera, KD Klass, O Béthoux, GJ Svenson ZooKeys, 1, 2017 | 146 | 2017 |
| Relationships among the major lineages of Dictyoptera: the effect of outgroup selection on dictyopteran tree topology JL Ware, J Litman, KD KLASS, LA Spearman Systematic Entomology 33 (3), 429-450, 2008 | 132 | 2008 |
| † Alienoptera—a new insect order in the roach–mantodean twilight zone M Bai, RG Beutel, KD Klass, W Zhang, X Yang, B Wipfler Gondwana Research 39, 317-326, 2016 | 117 | 2016 |
| Phylogeny of cockroaches (Insecta, Dictyoptera, Blattodea), with placement of aberrant taxa and exploration of out‐group sampling M Djernaes, KD KLASS, MD Picker, J Damgaard Systematic Entomology 37 (1), 65-83, 2012 | 116 | 2012 |
| The taxonomy, genitalic morphology, and phylogenetic relationships of Southern African Mantophasmatodea (Insecta) KD Klass, MD Picker, J Damgaard, S van Noort, K Tojo Entomologische Abhandlungen 61 (1), 3-67, 2003 | 109 | 2003 |
| Wood-feeding cockroaches as models for termite evolution (Insecta: Dictyoptera): Cryptocercus vs. Parasphaeria boleiriana KD Klass, C Nalepa, N Lo Molecular Phylogenetics and Evolution 46 (3), 809-817, 2008 | 104 | 2008 |
| Identifying possible sister groups of Cryptocercidae+ Isoptera: A combined molecular and morphological phylogeny of Dictyoptera M Djernæs, KD Klass, P Eggleton Molecular phylogenetics and evolution 84, 284-303, 2015 | 103 | 2015 |
| Save Isoptera: A comment on Inward et al. N Lo, MS Engel, S Cameron, CA Nalepa, G Tokuda, D Grimaldi, O Kitade, ... Biology letters 3 (5), 562-563, 2007 | 101 | 2007 |
| The ground plan and affinities of hexapods: recent progress and open problems KD KLASS, NP KRISTENSEN Annales de la Société Entomologique de France 37 (1-2), 265-298, 2001 | 100 | 2001 |
| Phylogeny of the Dictyoptera re-examined (Insecta) LL Deitz, C Nalepa, KD Klass Entomologische Abhandlungen 61 (1), 69-91, 2003 | 98 | 2003 |
| The ovipositor of Dictyoptera (Insecta): homology and ground-plan of the main elements. KD Klass | 86 | 1997 |
| The female abdomen of the viviparous earwig Hemimerus vosseleri (Insecta: Dermaptera: Hemimeridae), with a discussion of the postgenital abdomen of Insecta KD Klass Zoological Journal of the Linnean Society 131 (3), 251-307, 2001 | 60 | 2001 |
| Manual of praying mantis morphology, nomenclature, and practices (Insecta, Mantodea). ZooKeys 696: 1–100 SK Brannoch, F Wieland, J Rivera, KD Klass, O Béthoux, GJ Svenson | 59 | 2017 |
| Die Phylogenie der Dictyoptera KD Klass Cuvillier, 1995 | 58 | 1995 |
| Phylogeny of the Heelwalkers (Insecta: Mantophasmatodea) based on mtDNA sequences, with evidence for additional taxa in South Africa J Damgaard, KD Klass, MD Picker, G Buder Molecular Phylogenetics and Evolution 47 (2), 443-462, 2008 | 54 | 2008 |
| Phylogeny and life history evolution of Blaberoidea (Blattodea) M Djernæs, Z Varadinova, M Kotyl, U Eulitz, K Klass Arthropod Systematics & Phylogeny 78, 29-67, 2020 | 53 | 2020 |
| The proventriculus of the Dicondylia, with comments on evolution and phylogeny in Dictyoptera and Odonata (Insecta). KD Klass | 53 | 1998 |
