| Leptogaster brevicornis | |
|---|---|
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Diptera | 
| Family: | Asilidae | 
| Genus: | Leptogaster | 
| Species: | L. brevicornis | 
| Binomial name | |
| Leptogaster brevicornis  Loew, 1872 | |
Leptogaster brevicornis is a species of robber flies in the family Asilidae. [1] [2] [3] [4]

Calliactis is a genus of sea anemones. Species in this genus are mutually symbiotic with hermit crabs. The anemone gets a place to live and discarded scraps of the crab's food in exchange for its help in defending the crab.

Baronia brevicornis, commonly known as the short-horned baronia, is a species of butterfly in the monotypic genus Baronia and is placed in a subfamily of its own, the Baroniinae, a sister group of the remainder of the swallowtail butterflies. It is endemic to a very small area of Mexico, where the distribution is patchy and restricted.

Notoxus is a large genus of beetles that resemble ants. It comprises about 300 species worldwide.
Pygoleptura brevicornis is a species of flower longhorns in the beetle family Cerambycidae. It is found in North America.

Chimaericola is a genus of parasitic flatworms in the family Chimaericolidae. The genus was created by August Brinkmann in 1942. Species are parasitic on the gills of chimaeras.

Chimaericola leptogaster is a species of polyopisthocotylean monogenean in the family Chimaericolidae. It is ectoparasitic on the gills of the chimaera Chimaera monstrosa.
Chasmatonotus is a genus of midges in the family Chironomidae. There are about 14 described species in Chasmatonotus.

Macroglenes is a genus of chalcidoid wasps in the family Pirenidae. There are at least 20 described species in Macroglenes.

Macrolophus brevicornis is a species of plant bug in the family Miridae.
Pachybrachis brevicornis is a species of case-bearing leaf beetle in the family Chrysomelidae.
Leptogaster murina is a species of robber flies in the family Asilidae.
Leptogaster is a genus of robber flies in the family Asilidae. There are at least 260 described species in Leptogaster.

Megalonotus is a genus of dirt-colored seed bugs in the family Rhyparochromidae. There are at least 20 described species in Megalonotus.
Leptogaster flavipes is a species of robber flies in the family Asilidae.
Prochyliza brevicornis is a species of cheese skippers, insects in the family Piophilidae.
Leptogaster virgata is a species of robber flies in the family Asilidae.
Pterostichus brevicornis is a species of woodland ground beetle in the family Carabidae. It is found in Europe and Northern Asia and North America.

Dusona leptogaster is a species of parasitic wasp belonging to the family Ichneumonidae, subfamily Campopleginae. It is a parasitoid of Geometrid moth larvae, the two known hosts being Alsophila aescularia and Lomaspilis marginata.