Monarthrum – Page 13 – Bark and Ambrosia Beetles of the World

Monarthrum terminalis

By | September 18, 2025

Genus / Species: Monarthrum terminalis | Image Author: SM Smith | Location: Costa Rica, Heredia, La Selva Biol. Sta., 3 km S Pto. Viejo | Image Type: holotype | Collection: Entomology

Monarthrum granosum

By | September 18, 2025

Genus / Species: Monarthrum granosum | Image Author: SM Smith | Location: Colombia, Valle del Cauca, Colonia, 8 km S | Image Type: holotype | Collection: Entomology

Monarthrum diligens

By | September 18, 2025

Genus / Species: Monarthrum diligens | Image Author: SM Smith | Location: México, Puebla, Teziutlan, 3.6 km NE | Image Type: holotype | Collection: Entomology

Monarthrum semitruncatum

By | September 18, 2025

Genus / Species: Monarthrum semitruncatum | Image Author: T Litvak | Location: México, Nayarit, Tepic, 4 mi W | Collection: Entomology

Monarthrum annulatum

By | September 18, 2025

Genus / Species: Monarthrum annulatum | Image Author: SM Smith | Location: Venezuela, Bolivar, El Palmar, 30 km E | Image Type: holotype | Collection: Entomology

Type series from Venezuela originally cited as M. proximum Wood by Wood (1982:1245).

Monarthrum catarinensis

By | September 18, 2025

Genus / Species: Monarthrum catarinensis | Image Author: SM Smith | Location: Brazil, Santa Catarina, Urubici | Image Type: holotype | Collection: Entomology

Monarthrum surinamensis

By | September 18, 2025

Genus / Species: Monarthrum surinamensis | Image Author: SM Smith | Location: Suriname, Jodensavvane | Image Type: holotype | Collection: Entomology

This species is known only from 4 specimens in the USNM. All are males.

Monarthrum granulosum

By | September 18, 2025

Genus / Species: Monarthrum granulosum | Image Author: SM Smith | Location: Venezuela, Aragua, Colonia Tovar | Image Type: holotype | Collection: Entomology

Monarthrum carinifrons

By | September 18, 2025

Genus / Species: Monarthrum carinifrons | Image Author: SM Smith | Location: Venezuela, Mérida, Mérida, pico Bolivar Teleférico | Image Type: holotype | Collection: Entomology

Monarthrum bituberculatum

By | September 18, 2025

Genus / Species: Monarthrum bituberculatum | Image Author: SM Smith | Location: Venezuela, Miranda, El Laurel Experimental Farm, 12 km SW Caracas | Image Type: holotype | Collection: Entomology