Vol. XXVII. 1 Chapman, Silurian Fossils of South Yarra, S-c. 65 



1910 J ' r } ^ 



bility of their making some good finds, before the opportunity is 

 lost to us by the cessation of the excavating work and the waste 

 and destruction of those heaps of rock-d'e^Hs already to hand. 



List of Fossils from the Silurian (Melbournian), South 

 Yarra, with references to figures and descriptions, and 

 notes on the species. 



[Y = Yarra Improvement Works and neighbourhood of Alexandra- 

 avenue. D = Domain-road Sewerage Works.] 



(?) plants. — FUCOIDS. 



Y. Bythotrephis tenuis, J. Hall. 



Ref. — Blandovvski ('58), pp. 144, 145, 2 pis. Chapman ('03), 

 pi. XVL, fig. I. 



Examples of this fossil are in the National Museum. They 

 were found by W. Blandowski in 1858, "in a quarry near the 

 gates of the Botanical Gardens " (between Old Pumping Station 

 and Botanical Bridge). 



corals. 

 Y. Streptelasma, sp. 



This coral bears some resemblance to S. ceqaisulcatum, 

 M'Coy, sp., of the Valentian and Salopian (Llandovery and 

 VVenlock) of England and Scotland. The same form occurs at 

 Moonee Ponds Creek. 



GRAPTOLltES. 



Y. Monograptus, spp. 



The dozen or more examples in the Spry collection at the 

 National Museum may be provisionally referred to two types, 

 which bear certain resemblances in the shape and width of the 

 thecse to M. concinmos, Lapw., and M. cyphus, Lapw., both of 

 which species occur in the Lower Valentian (Birkhill shales) of 

 Scotland. 



CRINOIDS. 



Y. Rapalocrinus victorice, Bather. 



Ref.— Bather ('97), p. 337, pi. XV. 



Type specimen found close to the Old Pumping Station, near 

 Brander's Ferry. 



STAR-FISHES. 



Y. Palceaster smythi, M'Coy sp. 



Ref— M'Coy {'74), p. 41, pL X., fig. i. 



Both this and the foUowirig species found near the Old 

 Pumping Station, and also in the sandstone of Moonee Ponds 

 Creek. 

 Y. PaloBaster meridioiialis, Eth. fil. 



Ref. — R. Etheridge, jun. ('91), p. 199, pi. XXX. 



BRITTLE-STARS. 



Y. Gregoriura spryi^ Chapm. 



Ref.— Chapman ('07), p. 25, pi. VL, fig. i ; pi. VIIL, figs, i, 3. 

 Genotype found near the Botanical Bridge. 



