426 
MULTICLAUSA. 
Aff. — T he study of microscopic sections of this species might necessitate its 
removal to the Cancellata. 
3. ?ramosa (d’Orbigny), 1853-4. 
Syn. SemimuUicrcscis ramosa, d’Orhigny, 1853—1. Brv. Cret. p. 1078, pL 800, 
figs. 15-17. 
Bitaxia ramosa, Pergens, 1890. Eevision, p. 337. 
Char. — Irregular, dendroid, hollow zoarium. Apertures large ; dactylethr.T few. 
Distrib. — Cenomanian: Le Mans. 
MULTICLAUSA, trOrbigny, 1854. 
[Bry. Cret. p. 899.] 
Diagnosis. 
Zoarium dendroid, composed of an axial bundle of zooecia 
surrounded by several layers of zooecia. 
Type Species. 
Multiclausa compressa., Senonian: France. 
UNEEPEESENTED SPECIES, 
compressa, d’Orbigny, 1853. 
Syn. Miilticlausa compressa, d’Orbigny, 1853-4. Bry. Cret. p. 899, pi. 767,. 
figs. 1-4. 
,, ,, Pergens, 1890. Revision, p. 375. 
Char. — Zoarium of stout, compressed, dichotomous branches. One or two 
external lamellae round the steins. Apertures subquin cuncial in distribution. 
Usually a complete circle of dactylethrae round each peristome. 
. Distrib. — Senonian — Santonian : Saintes, Charente. 
Family TEEEBELLAEIID^. 
Diagnosis. 
Cyclostomata Dactylethrata in which the dactylethrae occur in 
crowded bands, separating zones of apertures. 
ZONOPORA, d’Orbignj^, 1849. 
[Gen. nouv. Bry. ; Rev. Mag. Zool. ser. 2, vol. i. p. 503.] 
Synonyms. 
Ceriopora, pars, Goldfuss, 1827. 
Terebellaria {non Lamx.), von Hagenow, 1851. 
Spiroclausa, d’Orbigny, 1853. 
