INYEESARIA. 
351 
Ceriopora milleporaceay MoiTen, 1829. Cor. foss. Belg. : Ann. Acc. Groning. 
1828, p. 39. 
,, ,, Hisinger, 1837. Leth. Svec. p. 103, pi. xxix. fig. 6. 
„ ,, von Hagenow, 1839. Mon. Eiig. : N. Jahrb. 1839, 
p. 282. 
,, ,, d’Archiac, 1846. Cret. vers. Plat, contr. : Mem. Soc. 
geol. Fr. ser. 2, vol. ii. p. 58. 
Alveolites ,, de Blainville, 1834. Man. Act. p. 405. 
Vaginopora ,, von Hagenow, 1846. In Geinitz, Grundr. Verst. 
p. 602. 
Inversaria ,, von Hagenow, 1851. Bry. Maastr. Kr. p. 58, pi. vi. 
Melicerites 
von Hagenow, 
figs. 10, 11. 
Staring, 1860. 
Ubaghs, 1879. 
Bod. Nederl. vol. ii. p. 396. 
Geol. Pal. Limb. p. 222. 
Escharites irregularis, Eomer, 1840. Verst, nordd. Kr. p. 17. 
Diagnosis. 
Zoarium of stout, C 5 "lincliical, dichotomous branches. The central 
axis consists of a thick bundle of zooecia, which is surrounded 
by fi’om one to four laminae of zooecia. 
Zooecia irregular, hexagonal, or rhomboid ; crowded ; apertures 
small, circular, or elliptical. Avicularia ? 
Distribution. 
Senonian — Maastricbtian ; Maastricht ; St. Pierre. 
Campanian : Balsberg and Ignaberg, Sweden. 
Santonian : Salzberg, near Quedlinburg. 
PConiacian ; near Tours {Jide d’Arcbiac). 
Fig. 42 . — Inversaria tubiporacea (Goldf.). 
PiGURES. 
Fig. 42. Longitudinal section through the distal end of a branch 
of var. milleporacea, showing the presence of a unilaminar layer ; 
X 8 dia. Maastrichter Xreide : Maastricht. Van Breda Coll. 
D. 7097. 
