31 
In this are arranged a good series of Cambrian fossils, Case 45. 
comprising the lime-secreting sea-weed, Girvanella; 
Fig. 34. Girvanella Limestone. 
Cambrian. Roan Horse Gully, North-East Gippsland. 
also Coral and Sponge-like animals (Archaeocya- 
thina), primitive Lamp-shells and Mollusca (Orthis, 
Patella, Euomphalus, Platyceras, and Salter- 
ella. Trilobites are seen in genera such as 
Agnostus, Conocoryphe, Olenus, Ptychoparia, 
Dikellocephalus, Crepicephalus, and Dinesus. 
Fig. 34a. Girvanella Pellet. 
From the same limestone. 
