Familia	Cerambycidae (Latreille, 1802)
Subfamilia	Prioninae (Latreille, 1802)
Tribus	Prionini (Latreille, 1804)
Genus	Apterocaulus (Fairmaire, 1864)
Subgenus
Species	heterogama (Burmeister, 1861)
Synonyms	germainii (Fairmaire, 1864)
other names	Micropsalis heterogama (Burmeister, 1861) Apterocaulus germainii (Fairmaire, 1864) Psalidognathus Micropsalis heterogama (Lameere, 1910) Psalidognathus Apterocaulus germaini (Lameere, 1912) Psalidognathus germaini (Blackwelder, 1946) Micropsalis germainei (Monné & Giesbert, 1994) Micropsalis germaini (Di Iorio, 2002) Apterocaulus heterogama (Santos-Silva, 2003)
Lifezones:	West hemisphere
Body length:
Life cycle:
Host plant:	Atriplex lampa
Distribution:	Argentina (San Juan, Mendoza, San Luis, La Rioja)
Occurrence:	I II III IV V VI VII VIII IX X XI XII