BIBLIOGRAPHICAL SKETCH. 43 



1875. Two other papers by R. Etheridge, jun. appeared in 1875 ; one in the 

 ' Geological Magazine ' for June, 1875, dec. 2, vol. ii, p. 241, " On some Undescribed 

 Carboniferous Fossils," in which is described and figured a new species, Modiola 

 Uthodomoides. The other paper appeared in No. 53 of ser. iv, vol. xv, p. 427, of the 

 ' Annals and Magazine of Natural History,' and was entitled '* Notes on Carboni- 

 ferous Lamellibranchs." A long description and observations with five figures 

 (pi. xx) are given of Myalina crassa (Fleming), and Schizodus Salteri, with four 

 figures, is described as new; this shell from Fifeshire, was noticed in 1861 by the 

 Rev. T. Brown and J. W. Salter, ' Trans. Roy. Soc. Edin.,' vol. xxii, p. 392. 



1875. Vol. i, the only one ever issued, of Baily's " Figures of Characteristic 

 Fossils, with descriptive remarks," 1867-75, contains figures of — 



Avicula Damnoniensis, Sow., -^ from the Upper Devonian of Pilton and Lower 

 Cucullcea Sardingii, Sow., j Carboniferous, of Coomhola, co. Cork. 

 Anodonta Jukesii, Forbes, Kiltorcan beds. 

 Aviculopecten papi/raceus, Goldfuss, sp. 



— granosus, Sow., sp. 



— Soiverhii, M'Coy, sp. 

 Posidonomya Becker i, Bronn. 



— memhranacea, M'Coy. 

 Modiola Macadmnii, Portl. 

 Pleurorhynchus Sibernicus, Sow., sp. 

 Anthracosia centralis, Sow., sp. 



!' Myacites Omaliana, De Kon., sp. 



Cardiomorpha ohlonga, Sow., sp. 



Curtonotus elegans, Salter, Upper Dev. Pilton Group, and Coomhola grit, co. Cork. 



A list of local Carboniferous Lamellibranchs is given in " Geological Notes on 

 the Cuttings in the City of Glasgow Railway between Bellgrove and Springburn," 

 by James Neilsou, published in the volume of the ' Transactions of the Geological 

 Society of Glasgow ' for 1875, vol. v, p. 222. 



1875. Vol. vi of the ' Geological Survey of Illinois ' was published in 1875, 

 and contains figures and descriptions, by A. H. Worthen and F. B. Meek, 

 of— 



Pinna suhspatulata, W., pi. xxx, fig. 4, p. 524. 



Myalina Keokuk, AV., pi. xxx, fig. 5, p. 524. 



Conocardium ohliquum, M. and "W., pi. xxxiii, fig. 4, p. 529. 



Pleurophorus ? angulatus, M. and "W., pi. xxxiii, fig. 5, p. 529. 



Carlonarca gihbosa, M. and W., pi. xxxiii, fig. 6, p. 5.31. 



The last three had been described in preliminary notices in the ' Proc. Acad. 

 Nat. Sci. Philadelphia ' for 1865, p. 247, &c., and 1870, p. 40. 



