Hydrochus ducalis Knisch

Perkins, Philip D., 2021, Taxonomy of water beetles in the genus Hydrochus Leach, 1817, from Bolivia, Brazil and Paraguay (Coleoptera: Hydrochidae), Zootaxa 4994 (1), pp. 1-93 : 44

publication ID	https://doi.org/ 10.11646/zootaxa.4994.1.1
publication LSID	lsid:zoobank.org:pub:107FCA64-345F-40A4-99D3-5C1441EEAD93
DOI	https://doi.org/10.5281/zenodo.10532310
persistent identifier	https://treatment.plazi.org/id/03A187DE-FFD7-FFD4-6194-FBE50090F145
treatment provided by	Plazi
scientific name	Hydrochus ducalis Knisch
status

Treatment

Hydrochus ducalis Knisch View in CoL

Figs. 4 View FIGURE 4 , 66 View FIGURES 65–66

Hydrochous ducalis Knisch 1921: 1

Hydrochus desenderi Makhan 1992 View in CoL ; syn. Oliva (1996); confirmed Perkins (2019a).

Originally described from Brazil; habitus and male genitalia images are given in Perkins (2019a, 2019c). The following new locality and deposition records are from Bolivia, Brazil and Paraguay.

Material examined (36): Bolivia: Ancieto Arce, Bermego [”Salta”] -., leg. J. M. Bosq (no date on label) (2 NMNH) ; Beni, 40 km E. San Borja, Estacion Biologica Beni, Palm Camp at Rio Curiraba , (14°44’S, 66°40’W), 6–8.ix.1987, leg. W. E. Steiner (1 NMNH) GoogleMaps ; Los Lagos, No locality given, elev. 154 m (12°46.55’S, 65°48.58’W), 7– 10.viii.2004, leg. Andre Megroz (3 NMW) GoogleMaps ; Santa Cruz, Ayacucho , 13–14.v.1969, leg. P. & P. Spangler (6 NMNN) . Brazil: Rio Grande do Norte, Ceara-Mirim , (5°38’S, 35°26’W), 6–7.vii.1969, leg. P. & P. Spangler (1 NMNH) GoogleMaps ; Sao Paulo, Faz., Campininas. Mogi Guacu , 1–8.i.1970, leg. JM & BA Campbell (1 NMNH) . Paraguay: Alto Parana, Estancia Dimas , (25°33’S, 55°13’W), 24–25.xi.2004, leg. U. Drechsel (20 NMW) GoogleMaps ; same locality, 17–22.ii.2005, leg. U. Drechsel (1 NMW) GoogleMaps ; Central Dept., Neuva Italia , 26.xii.2001, leg. U. Drechsel (1 NMW) .