selts

Pteraspidiformes Berg, 1940

Pildid
GIT 100-1
Psammosteus bergi | Psammosteus bergi (Obruchev, 1943)
Kesk-Devon | Burtnieki Formation
GIT 100-10
Psammolepis venyukovi | Psammolepis venyukovi Obruchev, 1965
Gauja lade
GIT 100-2
Placosteus alatus | Psammolepis alata Mark-Kurik, 1965
Latvia, 100m from Vaive Watermill Kesk-Devon | Gauja Formation
GIT 100-3
Psammolepis abavica | Psammolepis abavica Mark-Kurik, 1965
Burtnieki lade
GIT 100-5
Psammolepis paradoxa | Psammolepis paradoxa Agassiz, 1844
Latvia, Raksti near Cesis, Gauja River basin Kesk-Devon | Gauja Formation
GIT 100-7
Psammolepis venyukovi | Psammolepis venyukovi Obruchev, 1965
Kesk-Devon | Gauja Formation
GIT 100-8
Psammolepis venyukovi | Psammolepis venyukovi Obruchev, 1965
Gauja lade
GIT 100-9
Psammolepis venyukovi | Psammolepis venyukovi Obruchev, 1965
Kesk-Devon | Gauja Formation
GIT 116-1
Guerichosteus heterolepis | Schizosteus heterolepis (Preobrazhensky, 1911)
Pärnu lade
GIT 116-10 Pärnu lade