Family Ptilocolepidae Martynov
Family Ptilocolepidae Martynov
Author: Tomiko ITO
E-mail: tobikera[AT]siren.ocn.ne.jp
Last updated: 4 October 2026
This family had been treated as a subfamily Ptilocolepinae of the family Hydroptilidae for a long time, but is treated as family status in recent time (Holzenthal et al. 2011; Wichard 2013).
Genus Palaeagapetus Ulmer
Genus Palaeagapetus Ulmer
Distribution. Japan (Hokkaido, Rishiri), Russia (Sakhalin, South Kuriles).
Palaeagapetus fukuiensis Ito 2010
Distribution. Japan (Honshu).
Palaeagapetus kyushuensis Ito and Kuhara 1997
Distribution. Japan (Kyushu).
Palaeagapetus ovatus Ito and Hattori 1986
Distribution. Japan (Hokkaido (central, south), Honshu (north, central)).
Distribution. Japan (Honshu (central, western)).
Palaeagapetus shikokuensis Utsunomiya and Ito 1997
Distribution. Japan (Shikoku).