by w. x. bexsox, w. s. dun, and w. r. browne. 363 



Hyolites sp. index. 



Specimen 4682 iu the collection of the Geological Survey contains an indefin- 

 ite tapering form that has been referred to this genus. Its occurrence at Carroll 

 has also been reported. 



SCAPHOPODA 



Dentalium sp. indet. 



Several Ladefinite forms, possibly referable to this genus, have been found by 

 Mrs. Scott in the south-east of Babbinboon. The largest of these is quite straight 

 and the remaining portion is 46 mm. in length. It is oval in cross section with 

 diameters of 8.5 and 6.5 mm., tapering to diameters of 4 and 3 mm. 



CEPHALOPODA. 



A gi'oup of exceedingly imperfectly preserved cephalopods have been ob- 

 tained from the Somerton-Carroll District, which have been provisionally referred 

 to the following old and comprehensive genera, it being f[uite impossible to deter- 

 mine them closely and on modern lines. 



Orthoceras sp. indet. 



Specimen 4491 in the collection of the Geological Survey, obtained by 

 Cullen from the Parisii of Moorowarra. 



Trochoceras sp. indet. 



Collected by Mr. Pitt man at Rangira. 



Ci'RTOCERAS sp. indet. 



Specimen 4682 of the Geological Survey, obtained from Somerton. 



Cyetoceras (? Gyroceras) sp. indet. 



Specimen 1843 of the Geological Surve}', obtained by Mr. Pittman at 

 Rangira. 



GfOMPHOCERAS SP. INDET. 



Specimen 1835 of the Geological Sui-vey from Carroll. 



TRILOBITA. 



Phillipsia (?) robusta (Mitchell). 



PUllipsia gratidis, Eth. fd., Mem. Geol. Surv, N.S.W., Pal. No. 5, Pt. ii., 1892, 

 p. 128, Text-fig. 5; Phillipsia (?) robusta, J. Mitchell, Proc. L,inn. Soc. 

 N.S.W., xliii., 1918, p, 451, t. 47, f. 1, 8. 



This form was obtained by Porter at Swain's Conditional Purchase Lease, 

 seven miles south-east of Carroll. 



Phillipsia sp. indet. 



A fragment of a small pygidium was obtained by Benson, four miles east of 

 Currabnbula. It has unfortunately since been lost. 



