180 
CEISIXA. 
D. 2999. 
A zoarium with irregular, unequal interspaces, into which project 
short crossbars ; the form closely resembles that figured by 
d’Orhigny: Bry. Cret. pi. 610, fig. 2. Upper Chalk, England. 
Toulmin Smith Coll. 
D. 3953, D. 3955, D, 3957. Three fragments of zoaria. Middle Chalk, 
D. 469. 
D. 3045. 
D. 2751. 
Chatham, Gamble Coll. 
Part of a zoarium in flint. Middle Chalk. Chatham. Gamble Coll. 
A fragment of a zoarium. Middle Chalk. Chatham. Vine Coll. 
Slide with three fragments of zoaria. Middle Chalk. Chatham. 
Vine Coll. 
D. 2696. 
Slide with four fragments of zoaria. Middle Chalk. Chatham. 
Vine Coll. 
D. 3043. 
D. 672. 
An imperfect zoarium. Upper Chalk, Dover. Bowerhank Coll. 
Two fragments on slide. Middle Chalk. Chatham. Vine Coll., 
No. 29. 
D. 673. 
Two fragments on slide. Middle Chalk. Chatham. Vine Coll., 
No. 29. 
D. 384. 
Three fragments of larger zoarium on slide. Middle Chalk, 
Chatham. Gamble Coll, 
D. 675. 
Two fragments on slide. Middle Chalk. Chatham. Vine Coll., 
No. 30. Identified by Vine as Reticulipora complanata, Marsson, 
hut the transverse series of apertures are in a continuous series, 
not scattered. 
D. 4165. 
Two specimens of imperfect young zoaria on flint. Middle Chalk. 
Chatham. Gamble Coll. 
B. 1252. 
A medium-sized zoarium. Chalk. Loc. ? Presented by C. 
Westendarp, Esq., 1884. 
D. 3069. 
A zoarium with semicylindrica . Upper? Chalk. 
Near Maidstone. Toulmin Smith Coll. 
B. 4006. 
Foreign. 
Part of a zoarium. Senonian. Ste. Paterae. Gamble Coll. 
2. Crisina (Reticrisina) papyracea (d’Orbigny), 1850. 
Synonymy. 
HeticuUpor a papyracea, d’Orhigny, 1850. Prod. Pal. vol. ii. p. 267. 
? y 
y ? 
y y 
,, d’Orbigny, 1851-4, Bry, Cret. p, 907, pi. 611, figs. 1-5 ; 
pi. 768, figs. 3-10. 
,, Pergens, 1890. Eevision, p. 355. 
,, Pergens, 1895. Bry. Arche de Leves : Bull, Soc. beige 
Idmonea 
Geol. vol. viii. p. 135. 
,, Bucaille, 1890. Bry. Cret. Seine-Inf. : Bull. Soc. Sci. 
nat. Eouen, vol. xxv. p. 510. 
Reticulipora complanata, Marsson, 1887. Bry. Eiig. : Pal. Abh. vol. iv. p. 36, 
pi. iii. fig. 10. 
