Family
Aulaceratidae Kühn, 1927
Images | ||||||
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GIT 310-110 | Aulacera | Aulacera sp. | Upper Ordovician | Otar Stage | ||||
GIT 310-110#2 | Aulacera | Aulacera sp. | Upper Ordovician | Otar Stage | ||||
GIT 477-50 | Aulacera | Aulacera sp. | Pristana Bay | Llandovery | |||
GIT 748-27 | Pirgu Stage | Siuge Member | holotype |