Archangelsky, M. (2008) Phylogeny of Berosini (Coleoptera: Hydrophilidae, Hydrophilinae) based on larval and adult characters, and evolutionary scenarios related to habitat shift in larvae. Systematic Entomology 33, 635–650.
Bameul, F. (1992) Revision of the genus Psalitrus d’ Orchymont from southern India and Sri Lanka (Coleoptera: Hydrophilidae: Omicrini). Systematic Entomology 17, 1−20.
Bameul, F. (1993a) Omicrini from Sulawesi Utara, Indonesia (Coleoptera: Hydrophilidae: Sphaeridiinae). Invertebrate Taxonomy 7, 751−778.
Bameul, F. (1993b) Two new Oriental Mircogioton d' Orchymont, 1937 (Coleoptera: Hydrophilidae: Sphaeridiinae). Elytron 7, 133−145.
Bameul, F. (1996) A new Hydrochara Berthold from North Korea (Coleoptera: Hydrophilidae). Nouvelle Revue d' Entomologie 13, 3−11.
Bameul, F. (1997) A revision of Protosternum Sharp (Coleoptera: Hydrophilidae). Nouvelle Revue d' Entomologie 14, 17−41.
Chapman, R. F. (2013) The Insects: Structure and Function. 5th ed. 961 pp. Editors Simpson SJ, Douglas AE. Cambridge: Cambridge University Press.
Dailey, V. P. J., Gadzama, N. M. & Happ, G. M. (1980) Cytodifferentiation in the accessory glands of Tenebrio molitor. VI. A congruent map of cells and their secretions in the layered elastic product of the male bean-shaped gland. Journal of Morphology 166, 289−322
Dettner, K., Hübner, M. & Classen, R. (1986) Age structure, phylogeny and prey of some Rheophilic Dytiscidae (Coleoptera). Entomologica Basiliensia 11, 343−370.
De Marzo, L. (2008) Note anatomiche sulle ghiandole della seta degli Hydrophiloidea (Coleoptera, Hydraenidae, Helophoridae, Hydrophilidae, Sphaeridiidae). Bollettino di Zoologia agraria e di Bachicoltura Ser. II 40 (3), 269−279.
Farris, J. S. (1989) The retention index and the rescaled consistency index. Cladistics 5, 417–419.
Fikáček, M. &Short, A. E. Z.(2010) Taxonomic revision and phylogeny of the genus Cetiocyon and its discovery in the Neotropical region (Insecta: Coleoptera: Hydrophilidae). Arthropod Systematics & Phylogeny 68, 309–329.
Gadzama, N. M. & Happ, G. M. (1974) The structure and evacuation of the spermatophore of Tenebrio molitor L. (Coleoptera: Tenebrionidae). Tissue and Cell 6, 95−108.
Gundevia, H. S. & Ramamurty, P. S. (1977) The male accessory reproductive glands and spermatophore in Hydrophilus olivaceus (Polyphaga-Coleoptera). Zeitschrift für mikroscopisch-anatomische Forschung 91, 475−492.
Hansen, M. (1987) The Hydrophiloidea (Coleoptera) of Fennoscandia and Denmark. 254 pp. Leiden: E. J. Brill/Scandinavian Science Press.
Hansen, M. (1991) The Hydrophiloid Beetles: Phylogeny, Classification and a Revision of the Genera (Coleoptera, Hydrophiloidea). Biologiske Skrifter 40, 1−367.
Higginson, D. M., Miller, K. B., Segraves, K. A. & Pitnick, S. (2012a) Female reproductive tract form drives the evolution of complex sperm morphology. PNAS 109, 4538−4543.
Higginson, D. M., Miller K. B, Segraves, K. A. & Pitnick S. (2012b)Convergence, recurrence and diversification of complex sperm traits in diving beetles (Dytiscidae). Evolution 66, 1650−1661.
Hünefeld, F., Missbach, C. & Beutel, R. (2012) The morphology and evolution of the female postabdomen of Holometabola (Insecta). Arthropod Structure and Development 41, 361−371.
Imms, A. D. (1964) A general textbook of entomology, including the anatomy, physiology, development and classification of insects. 886 pp. London: Methuen & Co.
Katakura, H., Nakano, S., Hosogai T. & Kahono, S. (2007) Female internal reproductive organs, modes of sperm transfer and phylogeny of Asian Epilachinae (Coleoptera: Coccinellidae). Journal of Natural History 28, 577−583.
Klowden, M. J. (2013) Physiological systems in insects. 3rd ed. 696 pp. Elsevier Inc.
Kluge, A. G. & Farris, J. (1969) Quantitative phyletics and the evolution of anurans. Systematic Zoology 18, 1–32.
Komarek, A. & Beutel, R. G. (2007) Phylogenetic analysis of Anacaenini (Coleoptera: Hydrophilidae: Hydrophilinae) based on morphological characters of adults. Systematic Entomology 32, 205–226.
Liebherr, J. K. (2013)The Mecyclothorax beetles (Coleoptera: Carabidae: Moriomorphini) of Tahiti, Society Islands. ZooKeys 322, 1–170.
Miller, K. B. (2001)On the phylogeny of the Dytiscidae (Insecta: Coleoptera) with emphasis on the morphology of the female reproductive system. Insect Systematics & Evolution 32, 45−92.
Miller, K. B.(2012) Phylogeny and classification of whirligig beetles (Coleoptera: Gyrinidae): relaxed-clock model outperforms parsimony and time-free Bayesian analyses. Systematic Entomology 37, 706–746.
Nasserzadeh, H., Hosseinie, S. & Monsefi, M. (2005) Morphology of the reproductive systems of the Iranian species of Hydrochara Berthold (Coleoptera: Hydrophilidae). Koleopterologische Rundschau 75, 227−245.
Nasserzadeh, H. & Komarek, A. (2017) Taxonomic revision of the water scavenger beetle genus Sternolophus Solier, 1834 (Coleoptera: Hydrophilidae). Zootaxa, 4282 (2), 201–254.
Nasserzadeh, H., Alipanah, H. & Gilasian, E. (2017) Phylogenetic study of the genus Sternolophus Solier (Coleoptera, Hydrophilidae) based on adult morphology. ZooKeys, 712, 69–85.
Optiz, W. (2014) Morphologic studies of the alimentary canal and internal reproductive organs of the Chaetosomatidae and the Cleridae (Coleoptera: Cleroidea) with comparative morphology and taxonomic analyses" (2014). Insecta Mundi 0342, 1−40.
Prosvirov, S. & Savitsky, V. Y. (2011) On the significance of genital characters in supraspecific systematics of the elaterid subfamily Agrypninae (Coleoptera: Elateridae). Entomological Review 91, 755–772.
Sasakawa, K. & Kubota, K. (2007) Phylogeny and genital evolution of carabid beetles in the genus Pterostichus and its allied genera (Coleoptera: Carabidae) inferred from two nuclear gene sequences. Annals of the Entomological Society America 100, 100–109.
Short, A. E. Z.(2010) Phylogeny, Evolution, and Classification of the Giant Water Scavenger Beetles (Coleoptera: Hydrophilidae: Hydrophilini: Hydrophilina). Systematics and Biodiversity 8, 17–37.
Short, A. E. Z. & Fikáček, M. (2013) Molecular phylogeny, evolution and classification of the Hydrophilidae (Coleoptera). Systematic Entomology 38, 723−752.
Song, H. & Bucheli, S. R. (2009) Comparison of phylogenetic signal between male genitalia and non-genital characters in insect systematics. Cladistics 25, 1−13.
Swofford, D. L. (2002) PAUP*: phylogenetic analysis using parsimony (*and other methods). Version 4.0b10. Sunderland: Sinauer, MA.
Tschinkel, W. R. & Doyen, J. T. (1980) Comparative anatomy of the defensive glands, ovipositors and female genital tubes of tenebrionid beetles (Coleoptera). International Journal of Insect Morphology & Embryology 9, 321–368.
Williams, D. D. & Feltmate, B. W. (1994) Aquatic Insects. 358 pp. Oxon: CAB International.