54 CALIFORNIA ACADEMY OF SCIENCES. 



Die Urwelt Kusslauds diircli Abbilduiigeii er- 



Itiutert. 



4 pts., St. Petersburg, 1840-48, 14 pis. 



In the first part of this work, in the list of fossils given ou p. 22, Eduard 

 von Eichwald refers three species to Cryptonymus: a generic name which 

 he used in 1825 for an entirely different series of fossil Crustacea. In the 

 present work he siibstitutes the name for siich species as Calymene vario- 

 lar'ts, C. punctatus, C. worthii, etc, The name is used without a generic 

 description, and only indicated by the above named species. 



Metopias n. g., p. 60, pi. 3, fig. 4. (Part 2, 1842.) 



Meiopias hubneri n. sp., M. verrucosus n. sp., M. aries n. sp. Asa/>hu< 

 obsoletu.s Phil. Aynostus boerkii n. sp. (part 3, p. 68). 



— = Beitrnge zur Geologie uiid Pala^ontologie 



Russlands. Moscou, 1854. 



Bunodes lunula n.sp. 



Die Grauwacken Schichten voii Liev - und 



Esthland. 



In Bi;ll. Hoc. Imp. des Naturalistes Moscou, vol. 27, 1854, No. 1, j). 3. 

 Cypridinu minuta n. sp., C. balihica His. Etirypteriis remipes Dekay. 

 Pterygotus anglicus Agass. Bunodes lunula Eichw. 



Ueber die Gattungen Cryptonymus und Zethus. 



In Bull. Soc. Imi3. des Naturalistes Moscou, vol. 28, 1855. 



Separate ed., Moscou, 1855, 23 pp. 



The author maintains that the genus Cryptonymus should be retained 

 for several Russian and Swedish Trilobites as defined by N. P. Angelin 

 (" PalfBont. Scand.," 1852, p. 2), with Calymene punctatus for its type. 



Beitrage zur geographischen Verbreitung der 



fossilen Tliiere Russland's. 



In Bull. Soc. Nat., Moscou, vols. 28-.30, 1855-57 (vol. 30, 1857). 



Bull. No. 4, 1857, p. 305, contains descriptions of the following Crustacea; 



Ostracoda: Cytherina pyrrhie n. sp., C.phaseolus His., C. minuta 'Eichw., 

 C. (Cyclas) eos n. sp., C. ovata n. sp. Cypridina baltica His., C. grandis 

 Schrenk, C. Icevigata n. sp., C. microphthalma n. sp. Bairdiaqualeni n. sp., 

 B. curta M'Coy, B. cequalis n.sp., B. excisa n.sp., B. distracta n.sp. 

 Beyrichia gibberosa n. sp., B. umbonata n. sj)., B. Uriolata n. sp., B. col- 

 liculusn.s]). Poecilopoda. Agnostus pisiformis'Brono., A . paradoxus n. sp., 

 A. brevifrons Ang. 



Trilobiten: Harpes ( Trinucleus ) spaskii Eichw. Triiiucleus issedonn. sp. 

 Ampyx nasutns. Lonchodomas affinis kng. Raphiopjhorus conulus n.sp. 

 Lichas hubneri "Eichw., L. laciniatus Wahl., L. la-vis Eichw., L. coniceps 

 Leuchtb. Cerurus (Gheirurus) speciosus His., C. gladiator n. sp., C. scut- 



