Rhagophthalmidae Olivier, 1907 (Coleoptera, Elateroidea): described genera and species, current problems, and prospects for the bioluminescent and paedomorphic beetle lineage Author Kundrata, Robin https://orcid.org/0000-0001-9397-1030 Department of Zoology, Faculty of Science, Palacky University, 17. listopadu 50, 77900, Olomouc, Czech Republic robin.kundrata@upol.cz Author Hoffmannova, Johana https://orcid.org/0000-0003-0216-6031 Department of Zoology, Faculty of Science, Palacky University, 17. listopadu 50, 77900, Olomouc, Czech Republic Author Hinson, Kevin R. https://orcid.org/0000-0003-3111-4513 EpiLogic GmbH Agrarbiologische Forschung und Beratung, Hohenbachernstr. 19 - 21, 85354, Freising, Germany Author Keller, Oliver https://orcid.org/0000-0001-5067-3316 Florida State Collection of Arthropods, Florida Department of Agriculture and Consumer Services, P. O. Box 147100, Gainesville, FL, 32614 - 7100, USA Author Packova, Gabriela https://orcid.org/0000-0001-7949-619X Department of Zoology, Faculty of Science, Palacky University, 17. listopadu 50, 77900, Olomouc, Czech Republic text ZooKeys 2022 2022-11-01 1126 55 130 http://dx.doi.org/10.3897/zookeys.1126.90233 journal article http://dx.doi.org/10.3897/zookeys.1126.90233 1313-2970-1126-55 0ABE7C8DBD9C44ED89D3CACB78D12AB9 22EA20E1A9255729AAA61C4099DDD686 Diplocladon hasseltii testaceum Pic, 1921 Diplocadum [sic!] Diplocadum hasselti [sic!] Diplocadum hasselti var. testaceum Pic, 1921b: 12. Diplocladum [sic!] Diplocadum hasselti [sic!] Diplocladum hasselti var. testaceus [sic!]: Pic 1930a : 2. Type depository. Described based on an unknown number of specimens. No type specimen found in MNHN by RK. Type locality. Indonesia: Sumatra. Distribution. Indonesia (Sumatra). Literature. Pic (1921a : 12): original description [as a variety of Diplocadum [sic!] Diplocadum hasselti [sic!]]; Pic (1930b : 2): distributional note; Wittmer (1944 : 211): catalogue. Remarks. The name " testaceum " is deemed to be subspecific according to Article 45.6.4. of the Code ( ICZN 1999 ).