A. J. Jukes- Broinie — Tico Stages in Upper Chalk. 311 



near Sens, but they are so imperfect that de Grossouvre was not able 

 to identify them. !N'o doubt better specimens will be obtained in 

 course of time, and then the evidence will probably tend to coincide 

 more closely witli that of the German distribution of species. 

 In tills table the letter F stands for France and B for Beleium. 



TABLE II. 

 Cephalopoda in Belgium and the North of France. 



Species. 



Tissotia Eivaldi, de Buch 



T. haplophylla, Kedtenb 



Barroisiceras Haberfellneri, v. Hauer 

 Mortoniceras Bontanti, de Gross. . 



M. Bourgeoisi, d'Orb 



M. Emscheris, Schliiter 



M. Zeilleri, de Gross 



Gautiericeras Mar gee, Schliiter 



G. hijuvaricmn, Eedtenb 



Peroniceras Moureti, de Gross. 

 P. stihtricarinatuin, d'Orb. 



P. tridorsatum, Schliiter 



P. westfalicum, Schliiter 



Hoplites Lafresnayi, d'Orb. 

 Desmoceras ponsianum, de Gross. 



D. StobcBi, Nilsson 



S2xhenodiscus Ubaghsi, de Gross. . 

 Placenticeras FritscM, de Gross. . 



P. syrtale, Morton 



Sonneratia Janeti, de Gross. 

 Pachydiscus peramplus, Mant. 



P. telinga, Stoliczka 



P. leptophyllus, Sharpe 



P. colligatus, Binkh. ...... 



P. goUevillensis, d'Orb 



P. neubergicus, Schliiter 



P. inopiniis, Hebert 



P. pm-isiensis, Hebert 



Scaphites Lamberti, de Gross. . 



S. Meslei, de Gross 



S. Potieri, de Gross 



S. constrictus, Sow 



S. spiniger, Schliiter 



S. Verneuilli, d'Orb " . 



S. tridens, Kner 



S. aquisgranensis, Schliiter . . . . 



S. hippocrepis, Morton 



Ancyloceras Douvillei, de Gross. . 

 Hamites cylindraceus. Defr. 



H. carolinus, d'Orb 



Baculites anceps, Lam 



B. incurvatus, Dujard 



B. Faujasi, Sow. 



F.,B. 



F. 

 F.,B. 



F. 



F. 



F.,B. 

 F. 

 F. 

 B. 



F.,B. 



F.,B. 



B. 



