Revision of Mahea Distant, 1909, with a review of the Acanthosomatidae (Insecta: Heteroptera) of Madagascar and Seychelles Author Kment, Petr ) &) Department of Entomology, National Museum, Kunratice 1, CZ- 148 00 Praha 4, Czech Republic; e-mail: sigara @ post. cz &) &) Department of Zoology, Faculty of Science, Charles University, Viničná 7, CZ- 128 44 Praha 2, Czech Republic text Acta Entomologica Musei Nationalis Pragae 2005 suppl. 2005-12-31 45 21 50 journal article 8626 10.5281/zenodo.4476396 f638455f-2539-4bb0-816f-bafbc0b7c1ac ISSN0374-1036 4476396 Catadipson Breddin, 1903 Catadipson Breddin, 1903: 90 (description). Type species: Catadipson aper Breddin, 1903 , by monotypy. Catadipson : BREDDIN (1906) : 198 -199 (taxonomy). Catadipson : BERGROTH (1908) : 192 (catalogue). Catadipson : KIRKALDY (1909) : 170 (catalogue). Irsmia Cachan, 1952: 310 (description, figures). Type species: Irsmia imernensis Cachan, 1952 , by original designation (syn. LESTON 1953 ). Catadipson : LESTON (1953) : 124 -125, Figs. 1-3, 5 (p. 125) (taxonomy, morphology). Catadipson : KUMAR (1974) : 43 , Figs. 75-76 (p. 38), 77 (p. 50) (diagnosis, figures). Distribution. Three described species are distributed in tropical Africa: Catadipson aper Breddin, 1903 from Equatorial Guinea ( Fernando Póo Island ) ( BREDDIN 1903 ), Angola ( LESTON 1953 ) and Ivory Coast ( SCHOUTEDEN 1964a ); C. sus Breddin, 1906 from Togo ( BREDDIN 1906 ) and Ivory Coast ( SCHOUTEDEN 1964a ); and C. imernensis ( Cachan, 1952 ) from Madagascar ( CACHAN 1952 ).