220 
ZONA.TULIDJE. 
MULTIZONOPORA, d’Orbigny, 1853. 
[Biy. Cret. p. 926.] 
Synonyms. 
Heteropora, pars, Koch k Danker, 1837 ; Homer, 1839 ; Credner, 1864 ; 
Pergens, 1890. 
Ceriopora, pars, Homer, 1839 ; d’Orbigny, 1850. 
Zonopor a, pars, 1850; Gregory, 1899. 
Fustulopora , pars, Homer, 1839. 
Spiroclausa, pars, de Loriol, 1863. 
MuJticavea, pars, de Loriol, 1863. 
Diagnosis. 
Zonatulidas in which the zoariuni is dendroid and composed of 
many superimposed laminse. 
Apertures not confined to one surface of the zoarium, but occur 
in alternate, irregular bands or groups. 
Type Species. 
Heteropora arlorea, Koch & Dunker, 1837 : Beitr. nordd. Ool. 
p. 56, pi. vi. fig. 14. The H. ramosa, Kbmer, 1839. Keocomian: 
Germany and France. 
Afeinities. 
This genus is allied to Zonatula, but differs from it by the 
lamellar structure of the zoarium. 
1. Multizonopora arborea (Koch & Dunker), 1837. 
Synonymy. 
Heteropora arborea, Koch k Dunker, 1837. Beitr. nordd. Ool. p. 56, pi. vi. fig. 14. 
M ,, Homer, 1839. Verst, nordd. Ool., Kachtrag, p. 12, pi. x\ii. 
fig. 17. 
,, Credner, 1864. Pter. Sch. Hann. : Zeit. deut. geol. Ges. 
vol. xvi. p. 242, pi. xi. fig. 1. 
>> ,> Struckmann, 1878. Ob. Jm’a Hannover, p. 26. 
.» ,, pars, Pergens, 1890. Hev. p. 373, fig. 6 ; p. 312. 
,, ,, Canu, 1900. Bry. Tours : O.H. Assoc, fran^. Av. Sci. 1899, 
p. 410. 
Ceriopora ,, d’Orbigny, 1850. Prod. Pal. vol. ii. p. 94. 
Heteropora ramosa, Homer, 1840. Verst, nordd. Kr. p. 24. 
^ tion ,, ,, Pocta, 1892. Mech. Koryc. Hory: Ces. Ak. Fr. Jos. 
Praze, sect. ii. p. 24, pi. iii. figs. 1-6. 
Multizonopora ramosa, d’Orbigny, 1853. Bry. Cret. p. 927, pi. 772, figs. 1-3. 
>> M de Loriol, 1863. Invert. Xeoc. moy. Mt. Saleve, pt. ii. 
p. 140, pi. x^'il. fig. 8. 
^ A Clausa from the Cenomanian of Bohemia ; vide Vol. I. p. 424. 
