10 PROCEEDINGS OF TRE GEOLOGICAL SOCIETY. [April 18, 



Summary of Genera and Sjpecies (continued). 



Pal^oniscus, Ag. 



ornatissimus, Ag P. F. vol. ii. p. 92 Coal limestone Burdie House. 



omatus, Munster Kupferschiefer Richelsdorf. 



pygmaeus, H. von Meyer Kupferschiefer Richelsdorf. 



Robisoni, Hibbert P. F. vol. ii. p. 88 Coal limestone Burdie House. 



speciosus, Munster Kupferschiefer Richelsdorf. 



striolatus, Ag^ P. F. vol. ii. p. 91 Coal limestone Biirdie House. 



Tchefkini, Fisch Bull. Nat. de Moscou. . . . Permian Bielebei. 



Voltzii, Ag P. F. vol. ii. p. .t5 Coal shale Autun- 



Vratisla\iensis, Ag P. F. vol. ii. p. 60 Permian Neudorf, Ruppersdorf. 



Permian Steppe of Kargala. 



Permian Steppe of Kargala. 



■ Permian Steppe of Kargala. 



IscHTPTERUS, Egcrton. 

 Agassizi, Redf, Am. Journ. of Sci. xli. 26 Sunderland, Mass. ; Boon- 

 ton, N. J.; Middletow-n, 

 Durham, Con. 



f fultus, Ag P. F. vol. ii. p. 43 ~] Sunderland, Mass. ; 



\ macropterus, Redf. Am. Journ. of Sci. xli. 26 \ Boonton, N. J. ; 



r latus, J. H. Redf. Ann. N. Y. Lyceum, iv. 38 C Middletown, Dur- 



\ Eurynotus tenuiceps, Ag..^. F. vol. ii. p. 159 J ham, Con. 



ovatus, Redf. Am. Journ. of Sci. xli. 26 Boonton, N. J. ; Mid- 

 dletown, Con. ; Sim- 

 derland, Mass. 



Catoptekus, J. H. Redfield. 



anguilliformis, W. C. Redf. .Am. Journ. of Sci. xli. 27 Middletown, Con. ; Boon- 

 ton, N. J. ; Southburg, 

 Con. 



gracilis, J. H. Redf. Ann. N. Y. Lyceum, iv. 39 Middletown, Durham. 



parvulus, W. C, Redf. Am. Journ. of Sci. xli. 28 Middletown, Con. ; Boon- 

 ton, N. J. 



Redfieldi, Egert Geol. Journ. vol. iii. p. 278 Durham, Con. 



Gtrolepis, Ag. 



Alberti, Ag. " P. F. vol. ii. p. 173 Trias Germany, Bristol, 



Axmouth, and New- 

 town Limavady. 



biplicatus, Munster Beitrage, vol. iv. p. 140 . . Trias St. Cassian. 



maximus, Ag P. F. vol. ii. p. 175 Trias Germany. 



Rankinei, A.g P. F. vol. ii. p. 303 Coal shale Leeds. 



tenuistriatus^ Ag P. F. vol. ii. p. 174 Trias Germany, Bristol, 



Axmouth, and New- 

 town Limavady. 



Plecteolepis, Ag. 

 rugosus, Ag .". P. F. vol. ii. pt. 2. p. 281. Coal shale Carluke. 



COCCOLEPIS, Ag. 



Bucklandi, Ag'. P. F. vol. ii. p. 300 Oolite Solenhofen. 



2. On the Tertiary DejJosits of the Moray Firth a)id the Great 

 Caledonian Yalley, ivith a brief notice of the Older Forma- 

 tions. By the Rev. J. G. Cumming, M.A., F.G.S., Yice-Priuci- 

 pal of King William's College, Isle of ]\lau. 

 \Ahstract?\ 

 The district v.-hich is the subject of the present memoir has been 

 rendered familiar to geologists by the labours of Professor Sedgwick 

 and Sir K. I. Murchison*, whose descriptions have reference to the 

 older rocks, and to their connection with equivalents in the English 

 system. 



Very valuable additions have since been made to these records by 

 Mr. George Anderson of Inverness, and Mr. Hugh Miller, whose 



* Transactions of the Geological Society of London, vol. ii. 2nd series, pp. 293 

 and 353, &c., and vol. iii. 2nd series, p. 125, &c. 



