56 CALIFORNIA ACADEMY OF SCIENCES. 



. Etude geologique dii massif ancien situe au 



sud du Plateau central. 



Paris 18S9, pp. 1-361, plates i-ix. 



Conocoryphe coronata Barr. C. Rouayrouxi M. C. et Berg. C Haherti 

 M. C. et Berg. C. Levyi M. C. et Berg. Conocoryphe sp.? Paradoxides 

 rugulosus Corda. Agnosius Sallesi M. C. et Berg. Asaphelina Barroisi M. 

 C. et Berg. Megalaspis Filacovi M. C. et Berg. Calymenc Filacovi M. C. et 

 Berg. AgnostusFerralsensisyi-.C ef&erg. Phacops Poiieri Ba,yle. Harpes 

 Escoti J. Berg. Cheirurus Lenoiri J. Berg. Phacops Munieri J. Berg. P. 

 Rouvillei J. Berg. Bronteus Govzesi J. Berg. 



Pig. 26, plate v, represents the pygidinm of a Lichas n. sp. and not a 

 Cheirurus. The author mentions the following undescribed species: Asa- 

 phus Fourneti Vern., A. Grajfi' Vern., llloenus Lebescotitei Trom. 



Crustaces. 



In L'Annuaire Geologique Universel Tome, viii, 1891. 



A review of Matthews', Clarke's and Delgado's papers on Trilobites. 



La Faune dite "Primodiale " ; est-elle la plus 



ancienne.'' 



In Eevue Gen. des Sci. Dec, 1891-1892, pp. 1-24. 



Figures Paradoxides hohemieus Boeck. Calymene senaria Conrad. Sao 

 hirsuta Barr. Olenellus gllberti Wal. Agnostus rex Barr. Paradoxides 

 spinosusJicec'k. Conocoryphe coronata Barr. 



Notes Paleontologique i. Crustaces. 



In Bull. Geol. Soc. France, 3d series, vol. 21, 1893, pp. 333-347, plates 

 vii, viii. 



The author gives a generic description of the genus Asaphelina, A. mi- 

 queli n. sp. Anthracopeltis crepini Boulay from the Coal Measures is re- 

 ferred to the genus Prestivichia crepini. 



Notes Paleontologiques 2. Crustaces. De- 

 scription de quelques Trilobites de L'ordovicien D'Ecal- 

 grain (Manche), i plate. 



In Bull. Soc. Geol. de Normandie, vol. lo, p. 42, 1894. 

 Calymene aff. Tristani. C. Lennieri n. sp. Trimicleus Grenieri n. sjj. 

 Dalmanites sp. ' 



Bernard (H. M.) The systematic position of the Tril- 

 obites. 



In Quart. Jour. Geol. Soc. London, vol. 50, 1894, p. 411. 

 The author remarks that "the trilobites may thus be briefly described 

 as fixed specialized stages in the evolution of the Crustacea from an Au- 



