Trilobita - Olenida - Olenidae
Alternative combination: Triarthrus rectifrons
Full reference: H. J. Harrington. 1938. Sobre las faunas del Ordoviciano Inferior del norte argentino. Revista del Museo de La Plata, n. s. 1 (Sección Paleontología) 109-289
Belongs to Bienvillia according to M. F. Tortello and S. B. Esteban 2014
See also Harrington 1938, Harrington and Leanza 1957 and Waisfeld and Vaccari 2003
Sister taxa: Bienvillia angelini, Bienvillia chaya, Bienvillia corax, Bienvillia eurekensis, Bienvillia grandis, Bienvillia jana, Bienvillia kichka, Bienvillia papulosa, Bienvillia parchaensis, Bienvillia praecalva, Bienvillia shinetonensis, Bienvillia stikta, Bienvillia tetragonalis, Mendoparabolina pirquinensis, Mendoparabolina brevicauda
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Argentina (5 collections)
• Tremadoc of Argentina (8)
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.