72 CALIFORNIA ACADEMY OF SCIENCES. 



Observations sur les terrains primaires du 



Nord du Department d'llle-et-Vilaine et de quelques au- 

 tres parties du massif breton. 



In Bull. Geol. Soc. France, 3d series, vol. 4, 1875-76, pp. 583-623. 



Dalmanitis rouaulti n. sp. D. incertus. D. minus Salt. D. phillipsi 

 Barr. Calymene bayani T. & L. Homalonotus hrongniarti Desl. H. vica- 

 ryi Salt. Trinucleus goldfussi. Homalonotus gahardensis n. sp. 



There is a note to this article on p. 612, in which Bronteus thysanopeltis 

 Caill. (non Barr.) is mentioned. 



Tromelin (Gaston Le Goarant de). Letter sur le ter- 

 rain Silurien de la Sarthe. 



In Bull. Agriculture Sci. at Arts de la Sarthe, vol. 22, 1874, pp. 582-590. 

 Cerateocaris Cenomanesis n. sp. C. Bohemica Barr. C. incequalis Barr. 



Ulrich (Arnold). Beitrage zur Geologie und Palaon- 

 tologie von Stidamerica unter Mitwirkung von Fachgen- 

 ossen, herausgegeben von Dr. Gustav Steinmann. i Pa- 

 Iccozoische Versteinerungen aus Bolivien von A. Ulrich. 



In Neues Jahrb. fiir Min. viii. Beilage Bd., 1892, Hefte 1-2; also pub- 

 lished separately. Stuttgart, 1892, vol. 1, p. 116, 5 plates. 



Acaste devonica n. sp. Cryphceus coiivexus n. sp. C. giganteus u. sp. 

 Cryphceussp. Cyphaspis sp. Dalmanltes Clarkei n. sp. Phacops Dagin- 

 courti n. sp. Phacops sp. 



Ulrich (E. O.) The Lower Silurian Ostracoda of 

 Minnesota, vol. 3. Final Report. 



In Geol. and Nat. Hist. Sur. Minnesota, July 24, 1894. Author's extra. 

 3 plates. 



Leper ditialRonsiult. L. fabuliies Conrad. Leperditella n. gen. L. ca- 

 nalis n. sp. L. persimilis n. sp. L. macra n. sp. L. germana Ul. L.? 

 dorsicornis Ul. Schmidtella Ulrich. S. crassimarginata Ul. R. affinis n. 

 sp. S. umhonata n. sp. S. incompta n. sp. S. brevis n. sp. S. subro- 

 tunda n.sp. Aparchites Jones. A.ellipticus n. sp. A. granilabiatusVl. 

 A. millepunctatus Ul. A. fim,briatus Ul. A. arrectus n. sp. A. chatfiel- 

 densis n. sp. A. m,inutissimus Hall var. trentonensis n. var. Primitiella n. 

 gen. P. conslricta n. sp. P. limbata n. sp. P. simulans n. sp. P. fill- 

 morensis n. sp. P. unicornis Ul. Primitia Jones & Holl. P . minutis- 

 sima n. sp. P. uphami n. sp. P. mamata n. sp. P. sancti-pauli n. 

 sp. P . micula n. sp. P. celata n. sp. P . duplicaia n. sp. P. iumidula 

 n. sp. P. gibbera n. sp. Halliella Ulrich. H . labiosa n. sp. Beyrichia 

 McCoy. B. initialis n. sp. Eurychilina Ulrich. E. reticulata Ulrich 



