Psellidotus Rondani

Fachin, Diego Aguilar, González, Christian R., Elgueta, Mario & Hauser, Martin, 2021, A catalog of Stratiomyidae (Diptera: Brachycera) from Chile, with a new synonym and notes on the species, Zootaxa 5004 (1), pp. 1-57 : 43-45

Genus Psellidotus Rondani

Psellidotus Rondani, 1863: 78 . Type species: Odontomyia elegans Macquart, 1838 , by designation of Brauer (1882: 89).

= Udamacantha Enderlein, 1914a: 613. Type species: Stratiomys inermis Wiedemann, 1830 , by original designation. Syn. by Woodley (2001: 289).

= Labostigmina Enderlein, 1930: 70 . Type species: Odontomyia occipitalis Johnson, 1895 , by original designation. Syn. by Woodley (2001: 289).

Refs.: Blanchard, 1852: 400 (diag., as Odontomyia referred to species currently placed in Psellidotus ); Kertész, 1908b: 62 (cat., as syn. of Eulalia ), James, 1973a: 26.42 (cat., Umadacantha syn. of Labostigmina ); Woodley, 2001: 289 (cat., as Psellidotus , oldest name in use), 345 (note 119).

elegans ( Macquart, 1838) (syntypes, Figs 89–94 )

Odontomyia elegans Macquart, 1838: 187 .

= Odontomyia cruciata Macquart, 1838: 188 . Syntype: male (MNHN; Woodley, 2001: 290 considered it lost). Type locality: Chile. Syn. by Lindner (1943: 100).

Syntypes: 2 females, ( MNHN, type numbers No. MNHN-ED-ED7759 and MNHN-ED-ED7760). Type locality: Chile. Distr.: Chile: Coquimbo Region: Elqui Province (Coquimbo); Choapa Province ( Illapel ); Valparaíso Region: Marga Marga Province ( Limache ); Metropolitana Region : Santiago Province (Santiago); Maule Region: Talca Province ( Hacienda Las Mercedes at NE of Río Claro); Biobío Region: Concepción Province ( Concepción ); Los Ríos Región: Ranco Province ( Lago Ranco ), Valdivia Province ( Santa Rosa , Valdivia ). Argentina: Mendonza and Rio Negro Provinces (without precise locality) (see James, 1973a: 26.43) .

Refs.: Blanchard, 1852: 401 (suppl. descr.); Walker, 1854 (as separate species): 44 (list, as Stratiomys cruciata ), 45 (as Stratiomys elegans ); Philippi, 1865: 732 (distr., as Odontomyia ); Schiner, 1868: 58 (list); Reed, 1888: 285 (cat.); Hunter, 1900: 126 (cat.); Kertész, 1908b: 67 (cat., Eulalia cruciata ), 68 ( Eulalia elegans ); Gazulla & Ruiz, 1928: 298 (distr., as Odontomyia ); Aubertin, 1930: 95 (list); Lindner, 1943: 91 (list, as Eulalia elegans ), 100 (distr., cruciata syn. of elegans ); Stuardo, 1946: 65 (cat., separate species, as Odontomyia ); James, 1973a: 26.43 (cat., cruciata syn. of elegans , as Labostigmina ); Woodley, 2001: 290 (cat., as Psellidotus ).

Comments. Photographs of the syntypes of Psellidotus elegans ( Macquart, 1838) are also here: https://science. mnhn.fr/taxon/species/odontomyia/elegans#macquart%2C_1838.

fascifrons ( Macquart, 1850) (syntype, Figs 95–98 )

Odontomyia fascifrons Macquart, 1850: 354 ; 467, pl. III, figs. 6 (head).

Syntypes: 1 female ( MNHN, type number No. MNHN-ED-ED7761) and 7 females (unknown depository institution). Type locality: Chile. Distr.: Coquimbo Region: Elqui Province (Coquimbo), Choapa Province ( Illapel ) ; Metropolitana Region: Santiago Province (Santiago) .

Refs.: Blanchard, 1852: 402 (suppl. descr.); Philippi, 1865: 732 (distr.); Reed, 1888: 285 (cat.); Hunter, 1900: 126 (cat.); Kertész, 1908b: 68 (cat., as Eulalia ); Brèthes, 1918: 49 (list, as Odontomyia ); Aubertin, 1930: 95 (list); Lindner, 1943: 91 (list, as Eulalia ); James, 1973a: 26.44 (cat., Odontomyia ); Woodley, 2001: 290 (cat., as Psellidotus ).

Comments. Photographs of the syntype of Psellidotus fascifrons ( Macquart, 1850) are also here: https://science. mnhn.fr/taxon/species/odontomyia/fascifrons#macquart%2C_1850.

Figures

FIGURES 89–98. Type specimens of Stratiomyidae. 89–94. Psellidotus elegans (Macquart, 1838), female, syntypes [MNHN] (89–92. MNHN-ED-ED7759; 93–94. MNHN-ED-ED7760). 95–98. Psellidotus fascifrons (Macquart, 1850), female, syntype [MNHN] ©Muséum National d’Histoire Naturelle, Paris (France), Collection: Insects - Diptera (ED). Scale bar, 1 mm.