ZONE or AEGOCERAS HENLEYI. 



93 



ECHINODERMATA. 



Cidaris octoceps, Querist. 



— sp. (from Gottingen). 

 Pentacrinus subangularis, Mill. 



Glandulina vulgata, Born., 

 and nine other species. 



Nodosaria novemcostata, Born. 



Orthocerina multicostata, Born. 

 — pupoides, Born. 



Frondicularia bizseformis, Born., 

 and four other species. 



Pentacrinus basaltiformis, Mill. 

 Millericrinus Hausmanni, Bom. 



EORAMINIFERA. 



Lingulina tenera, Born. 

 Vaginulina Hansmanni, Born. 

 Marginulina rugosa, Born. 

 Cristellaria protracta, Born., 



and nine other species. 

 Robulina Gottingensis, Born. 



— nautiloides, Born. 



All the above thirty-three species of Eoraminifera were obtained from the Belem- 

 nite-beds of Gottingen, and figured and described by Dr. Bornemann, in his memoir, 

 " Ueber die Liasformation in der Umgegend von Gottingen." 



11. The Zone of Amaltheus margaritatus. 



81/nonyms. — "Blue Lias Marl," pars sup., William Smith, 'Mem. of Map.,' 1815. 

 "Micaceous Marl," De la Beche, ' Geol. Trans.,' 2nd series, vol. ii, pi. 3, 1823. 

 " Marlstone," Williamson, "Fossil Remains on the Yorkshire Coast," ' Geol. Trans.,' 

 2nd ser., vol. v, p. 224, 183G. "Lias Delta, Amaltheenthon," Quenstedt, ' Flozgeb.,' 

 p. 540, 1843. " The Marlstone," Murchison, ' Geol. of Cheltenham,' 2nd edit., p. 37, 

 1845. " Marnes a Ammonites amaltheus ou mar(/aritatus," Marcou, ' Jura Salinois,' p. 50, 

 184G. " Amaltheenschichten," v. Strombeck, ' Zeitschrift d. Deutsch. Gessell.,' p. 88, 

 vol. V, 1853. "Macigno d'Aubange," Dumont, Dewalque et Chapuis, 'Luxembourg,' 

 p. 273, 1853. "Die oberen Schichten des Ammonites margaritatm^^ Oppel, 'Jura- 

 formation,' p. 133, 1856. "Marlstone," Hull, 'Memoirs of the Geol. Survey,' descrip. 

 of sheet 44, p. 18, 1857. " Oberer Theil des mittleren Lias," Ewald, ' Sitzung. 

 Berhn Akad, 1859. " Margaritatus-bed," Wright, 'Quart. Journ. Geol. Soc' 

 vol. XV, p. 25, 18G0. " Obere Zone des Am. margaritatus, Zone des Am. spinatits" 

 U. Schlonbach, ' Eisenstein des mittleren Lias,' p. 507, 1863. " Amaltheenthone," 

 von Seebach, * Hannoversche Jura,' p. 25, 1864. "Lias Moyen, Partie Super., Zone of 

 Peden aqiiivalvis," Dumortier, 'Etude Pal.,' vol. iii, p. 206, 1869." Amaltheenthone," 

 Brauns, ' Untere Jura,' p. 141, 1871. "Marlstone and ironstone series," Phillips, 

 'Geol. of York,' 3rd edit., p. 156, 1875. "The Marlstone of the Middle Lias," 

 Judd, ' Geology of Rutland,' p. 64, in ' Mem. of the Geol. Surv.,' 1875. " Zone of 

 Am. margaritatus,^^ Tate and Blake, 'Yorkshire Lias,' p. 103, 1876. 



