Canthon (Canthon) curvodilatatus A. Schmidt, 1920

Canthon curvodilatatus A. Schmidt 1920: 128 (Paraguay - LECTOTYPE)

Distribution. French Guiana: A. Schmidt 1922a: 74 (as C. curvodilatus [sic]); Blackwelder 1944: 199 (as C. curvodilatatum); Martínez 1949a: 183. Brazil: A. Schmidt 1922a: 74 (as C. curvodilatus [sic]); Blackwelder 1944: 199 (as C. curvodilatatum); Martínez 1949a: 183; Vulcano and Pereira 1964: 609; Vaz-de-Mello 2000: 191 (as C. (Canthon) curvodilatatum). Venezuela: A. Schmidt 1922a: 74 (as C. curvodilatus [sic]); Blackwelder 1944: 199 (as C. curvodilatatum); Martínez 1949a: 183; Vulcano and Pereira 1964: 609. Other: A. Schmidt 1920: 128 (Paraguay), 1922a: 74 (Paraguay - as C. curvodilatus [sic]); Balthasar 1939e: 214 (Paraguay); Blackwelder 1944: 199 (Paraguay - as C. curvodilatatum); Martínez 1949a: 183 (Argentina, Paraguay); Vulcano and Pereira 1964: 609 (Argentina, Paraguay); Vaz-de-Mello and Cupello 2018b: 43 (Paraguay - designation LECTOTYPE Canthon curvodilatatus).

Note. A. Schmidt (1922a: 74) is the first to mention Canthon curvodilatatus for French Guiana and Venezuela. All subsequent records of these locations for this species (Blackwelder 1944: 199; Martínez 1949a: 183; Vulcano and Pereira 1964: 609) appear to be based on this publication. This species appears to have a more southern distribution, and as we have found no additional records or specimens from the research area, its occurrence there remains to be confirmed.