LO^.VER CRETACEOUS FOSSILS from the SOURCES of 



THE BARCOO, WARD and NIVE RIVERS, SOUTH 



CENTRAL QUEENSLAND. 



Part L— ANNELIDA, PELECYPODA and 

 GASTEROPODA. 



By. R. Etheridge, Junr., Curator. 



(Plates Ivii.-lxii.). 



L — Introduction. 



The Trustees have ac(pired from time to time during the last 

 few years, and through the liberality of Mr. H. W. Blomfield, a 

 large suite of Queensland Cretaceous Fossils in various states of 

 preservation. Many of these are well known forms, others species 

 only partially described, and a few apparently new. 



The whole series is representative of the Lower Cretaceous or 

 " Rolling Downs Formation," and is from an area drained by 

 head waters of the Barcoo, Ward, and Nive Rivers, source 

 affluents of theWarrego River, itself a branch of the great Darling; 

 unfortunately more precise localities were not recorded. 



2. — Description of the Fossils. 



coprolites. 



(Plate Ix., figs. 4 and 5). 



Obi^. — I have already referred^ to certain bodies from tlie Point 

 Charles Ci'etaceous deposit as probably coprolitie. In the present 

 collection are two objects possessing the appearance of coprolites 

 and very much larger than those from Point Charles. One of 

 these is three inches long, and three quarters of an inch in trans- 

 verse diameter. Both are fusiform in outline, tapering at both 

 ends, but in one instance one of the ends is more acute than the 

 other. The surface is roughened with faint irregular transverse 



1 Etlievidg. — Aust. Mu3. Rec, v., 2, 1904, p. 114, pi. xiv., f. 1-3. 



