144 SPIROPORA. 



2. Entalophora calloviensis, D'Orbigny, 1852. 



D'Orbigny, 1852, Pal. fran(j. Terr. cret. t. v. p. 779. 



Distribution. Callovian : Pizieux, France. This species is 

 probably an Haplocecia. 



3. Entalophora jug ata (Walford), 1894. 



Syn. Pergensia jugata, Walford, 1894, op. cit. p. 76, pi. ii. figs. 9-11 ; 



pi. iv. figs. 6-15, 18-21. 

 Distribution. Inferior Oolite : Shipton, England. 



SPIROPORA, Lamouroux, 1821. 



SYNONYMY : 



Entalophora, pars, Hincks, Waters. 

 Pustulopora, Blainville. 

 Cricopora, Blainville. 



Diagnosis. Entalophoridae in which the apertures of the zooecia 

 open in regular annular or spiral lines. The zooecia are regularly- 

 cylindrical. 



Type species. Spiropora elegans, Lamx., 1821. 



Affinities. The reasons for the retention of this name is given 

 in the discussion of the genus Entalophora (vide pp. 138-9). 



1. Spiropora elegans, Lamouroux, 1821. 



SYNONYMY : 



Spiropora elegans, Lamouroux, 1821, Expos. Meth. p. 47, pi. Ixxiii. figs. 19-22. 

 ,, Bronn, 1825, Pflanzenth. p. 21, pi. vi. fig. 3. 



,, ,, Defrance, 1827, Diet. Sci. nat. t. L. p. 300, pi. xlv. fig. 1. 



,, D'Orbigny, 1849, Prod. Pal. t. i. p. 317. 



,, D'Orbigny, 1852, Pal. fran9. Terr. cret. t. v. p. 707. 



,, ,, Haime, 1854, Bry. jurass. : Mem. Soc. geol. France, ser. 2, 



t. v. p. 194. 



,, Pictet, 1857, Traite Pal. ed. 2, t. iv. p. 132. 



,, E. E. Deslongchamps, 1865, Jur. inf. Norm.: Mem. Soc. 



linn. Norm. t. xiv. p. 151. 

 Vine, 1883, 3rd Eep. Foss. Polyz. : Rep. Brit. Assoc. 1882, 



p. 265. 

 ,, Vine, 1888, Polyz. Caen: Journ. Northptn. Nat. Hist. Soc. 



vol. v. p. 11. 

 ,, ,, Bigot, 1892, Geol. Basse-Norm. III. : Bull. Lab. Geol. Caen, 



Ann. 2, p. 24. 



