/» CALIFORNIA ACADEMY OF SCIENCES. 



Grewingk (C.) Geologie von Liv- und Kurland. 



lu Archiv Nahir. Liv-, Ehst- u. Kurl., Dorpat, vol. 2, pt. 3, 1861, ]). 

 479, 4 pis. 



Contaius list of fossils. 



Griffith (Richard). 



Two important works on the paleontologj' and geology of Ireland were 

 prepared under the direction of Mr. Richard Griffith, by Frederick McCoy, 

 who will be counted as the author, although Mr. Richard Griffith was the 

 collector of the specimens and the financial supporter of the publications. 



The contributions on the Paleozoic Crustacea are given under McCoy 

 (Frederick) in this work. 



Grote (A. R.) and Pitt (W. H.) New specimens from 

 the Water Lime group at Buffalo, N. Y. 



In Proc. Am. Assoc. Adv. Sci., 26th meeting, Nashville, 1877, p. 300. 

 Pterygotus cummingHi n. sp. 



Description of a new Crustacean from the 



Water Lime group at Buffalo. 



In Bull. Buffalo Soc. Nat. Sci., vol. 3, 1875, p. 1. 

 Etisarcim n. g., E. .scorjiionLs u. sp. 



On new species of Eusarcus and Pterygotus 



from the Water Lime group at Buffalo. 



In Bull. Buffalo Soc. Nat. Sci., vol. 3, 1875, p. 17, plate. 

 Eusarciis scorjuoius G. & P., E. grandis n. sp. Pterygotus cnmmingxi 

 G. & P. 



Gruenwaldt (M.) Beitrage zur Kenntniss der sedi- 

 mentaren Gebirgsformationen des Ural. 



In Mem. Acad. Sci. St.-Petersbourg, 7th series, vol. 2, No. 7, I860, 6 pis. 

 PhiUipsia derbyensis Mart.? P. indeterminata n. sp. Leperditia biensis 

 n. sp. 



Guettard (E .-T. ) Memoire sur les ardoisieres d'Angers . 



In Mem. Acad. Sci. Paris, 1757, p. 52, pis. 7-9. Reprint: Amsterdam, 

 1768. 



The author in his memoir on the geologj' of Angers gives descriptions 

 and figures of several Trilobites. These were afterwards described by 

 Alex. Brougniart under the genus Ogygia and named by this author Ogy- 

 gia guettardii and 0. defunaresti? . 



The author describes three Trilobites which are referred to the modern 

 genera of Ogygia gueitardiBrong. , 0. dasmaresti Bvong. ( IllimiusgigantPiix 

 Burm.), and Calymenc trlstani Brong. 



