Triangulus
There are several species names which are called "triangulus"; is Latin referring to triangles.
- Triangulus, a barnacle genus in the family Lernaeodiscidae
- Amblyseius triangulus, a species of mite
- Amphithalamus triangulus, a species of snail in the genus Amphithalamus
- Archastes triangulus, a species of beetle in the genus Archastes
- Cybaeus triangulus, a species of spider in the genus Cybaeus
- Heishanobaatar triangulus, an extinct Cretaceous period mammal species
- Psechrus triangulus, a species of spider in the family Psechridae
- Potamonautes triangulus, a species of crab in the genus Potamonautes
- Praealticus triangulus, a species of fish
- Tigriopus triangulus, a species of crustacean
- Trachygamasus triangulus, a species of snail in the genus Trachygamasus
