424 
CLAUSA. 
D. 628. Part of the head of a specimen, with an offshoot in the form of 
Claviclausa elegans, d’Orb. (on slide). Middle Chalk. Chatham. 
Vine Coll., Xo. 107. Figd. PL XVII. Fig. 10. 
B. 2712. Part of a branched zoarium of var. crassicatdata. Middle Chalk. 
Chatham. Vine Coll. 
B. 361. Three fragments of a zoarium, showing internal structure (on slide). 
Middle Chalk. Chatham. Gamble Coll. 
B, 2836. K zodiXima. ot \QX. crassicaidata. Upper Chalk. Bromley. J. Simmons 
Coll. 
B. 3260. A fragment of a zoarium (mounted with B. 3258-9). Upper Chalk 
PoAvder. Between Black Head and Gobbin. 
B. 4118. A long, branched zoarium of Aar. magnocaidata^ partly AA'oru, and 
AAuth one long, free peristome, as in B. 4559. Middle Chalk. 
Chatham. Gamble Coll. 
B. 4563. A zoarium of var. crassicaulata Avith highly raised peristomes. 
Middle Chalk. Chatham. Gamble Coll. ^Figd. PI. XVII. Fig. 4. 
B. 4943. A fragment on slide. Middle Chalk. Chatham. Gamble Coll. 
B. 4137. A large, irregular base, attached to Echbwcorys scutatK.s, Leske. 
Middle Chalk. Chatham. Gamble Coll. 
B. 4197. A radially lobed base, with beginning of the erect branch. Middle 
Chalk.' Chatham. Gamble Coll. Figd. PI. XVII. Fig. 8. 
IJXREPRESEXTED AXD DOUBTFUL SPECIES. 
1. clava (d’Orbigny), 1851. 
Syn. Entalophora clava, pars, d’Orbigny, 1851. Bry. Cret. pi. 620, tigs. 3-6 
{non 1, 2). 
Claviclausa ,, d’Orbigny, 1853-4. Ibid. p. 890, pi. 765, fig. 5. 
Heteropora ,, pars, Pergens, 1890. BeA'ision, p. 370. 
Char. — Zoarium clavate. Apertures in spiral roAvs on the loAver part, and 
irregularly scattered above. Dactylethrge small. 
Distrib. — Cenomanian : Le Mans, Sarthe ; Villers, CaUados. 
2. harmeri (Canu), 1898. 
Syn. Heteropora harmeri, Canu. Bry. St. Cal. : BuU. Soc. geol. Fr. ser. 3, 
vol. XXV. p. 748, pi. xxii. figs. 7-10. 
Char. — Zoarium irregular. Peristomes Avell raised. Dactylethrae in single 
bands. Elements large, as in C. globulosa. 
Distrib. — Cenomanian : St. Calais, Sarthe. 
3. ramosa (Pocta), 1892. 
Syn. Heteropora ramosa, Pocta, 1892. Mech. Eoryc. Hory : Ces. Ak. Fr. Jhs. 
Praze, sect. ii. p. 24, pi. iii. figs. 1-6. 
Char. — Zoarium of irregular, anastomosing branches. Dactylethrae few in 
number. Apertures crowded and irregular. 
Distrib. — Cenomanian: Kauk, Bohemia, in Korycaner Schichten. 
