STJ PPL E M ENT.— D U MORTIE R I A . clxxv 



fig. 29), which belongs to a different genus and a different family. As Zieten's 

 aame is a synonym, it cannot be used in the present ease. 



5. Dumortieria pauciseptata, 8. Buckman. Fig. 165 in text. 



Description. — Subplatysubleptogyral ; sublatumbilicate ; pauciseptate, sublongi- 

 si 1 1 >angustilobate; subpaucicostate to subcos- 

 tate; periphery subfastigate, parvicarinate. \ , 



Distinction. — From young I). novata, 

 the more compressed whorl, the narrower 



periphery, the less paucicostate character. /^» 



From D. sparsicosta, more definitely cos- o-v , ■" -^T. 



tate ; the septa more distant, their lobes ; i 



larger. ^ 



Locality and Stratum. — Gloucestershire: 

 Bowcott Wood, near Dursley, in the Cepha- 

 lopod Bed. 



Date of Existence. — Moorei hemera. 



7. Dumortieria costula (Reinecke). PI. XXXVII, figs. 12, 13, 18, 19; Suppl., 



Fig. 166, p. cxcvi. 



1818. Nautilus costula, Reinecke, Maris prot., figs. 33, 34. 



1891. Dumortieria costula, This Monogr., PI. xxxvii, figs. 12, 13 only. 



1891. Dumortieria, sp., Ibid, PL xxxvii, figs. 18, 19. 



Notes. — At a little larger size than that of the specimen figured in PI. X XXVII, 

 figs. 18, 19, the ribs degenerate rapidly, becoming close-set but sub-obsolete, 

 somewhat after style of those in Plate XL, fig. 7. 



Localities and Strata. — Gloucestershire: Cam Down, Buckholt Wood, Bowcott 

 Wood, etc., Cephalopod Bed, upper part ("Moorei Beds "). Somerset: Stoford, 

 Yeovil Sands. 



Date of Existence. — Moorei hemera. 



8. Dumortieria munieri (Haug). Plate XXXVII, figs. 11, 15. Suppl., Fig. 107. 



1884. Harpoceras munieri, Hawj, Nouv. Ainin. du Lias sup., Bull. Soc. Greol. 



France, 3 Ser., vol. xii, PI. xiii, fig. 3. 



1885. Ammonites striatulocostatus, Quenstedt, Annn. Schwab. Jura, PI. lii, 



fig. 8. 

 1891. Dumortieria costula, This Monogr , PL xxxvii, figs. 14, 15. 



