Mallagnostus
| Mallagnostus Temporal range: | |
|---|---|
| Mallagnostus desideratus, cephalon | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | †Trilobita (?) |
| Order: | †Agnostida |
| Family: | †Weymouthiidae |
| Genus: | †Mallagnostus Howell, 1935 |
| Species | |
| |
| Synonyms | |
|
Ladadiscus Pokrovskaya, 1959 | |
Mallagnostus Howell, 1935, is a trilobite genus belonging to the family Weymouthiidae Kobayashi T. (1943), Order Agnostida Salter (1864) according to Whittington et al. 1997. It lived during the late Lower Cambrian, with remains found in USA (New York), Canada (Newfoundland), Spain, England, Russia (Tuva, Gorno-Altayskaya), Mongolia, and the early Middle Cambrian as reported from China (Tian Shan) and Russia (Yakutia).