76 
BEEEXICEA. 
Among Cainozoic ‘ species ’ of Berenicea^ B. gracilis presents 
most resemblance to B. sparsa (Rss.) from the Hungarian Miocene ; 
the two forms differ by the greater elevation of the peristomes 
in B. sparsa (Rss.)d 
46,802. 
D. 3002. 
D. 382. 
D. 3897. 
D. 4267. 
D. 3118. 
D. 3891. 
D. 3892. 
D. 3912. 
D. 3888. 
D. 5156. 
D. 3895. 
D. 3893. 
D. 3904. 
D. 8906. 
LIST OF SPECIMENS. 
A zoariura encrusting a stem of Choristopetalum impar, Lonsd. 
Lower Greensand. Isle of 'Wight. Morris Coll. Recorded as 
Diastopora, sp., Lonsdale: Quart. Joum. Geol. Soc. vol. v. 
p. 102. Figd. PI. V. Fig. 1. 
A zoariuni of var. tenuis (Rss.), encrusting a fragment of Echinocortjs 
sciitatus. Upper Chalk. Charlton. Presented by G. C. Crick, Esq. 
Figd. PI. IV. Fig. 6. 
A slightly worn zoarium of var. tenuis (Rss.). Middle Chalk. 
Chatham. Gamble Coll. Figd. PI. IV. Fig. 5. 
An irregular, worn zoarium of var. tenuis (Rss.), encrusting an 
Inoceramus fragment (on slide). Middle Chalk. Chatham. 
Gamble Coll. 
A zoarium of var. tenuis (Rss.) on an echinid plate ; on a slide with 
specimens of B. papillosa (Rss.). Middle Chalk. Chatham. 
Gamble Coll. 
A zoarium of var. tenuis (Rss.), encrusting an echinid fragment (on 
slide). Upper Chalk. Charlton. Presented by G. C. Crick, Es(j. 
A zoarium of var. tenuis (Rss.), encrusting an echinid fragment 
(on slide). Middle Chalk. Chatham. Gamble Coll. 
A zoarium of var. tenuis (Rss.), encrusting a shell fragment (on 
slide). Middle Chalk. Chatham. Gamble Coll. 
A zoarium of var. tenuis (Rss.), encrusting an echinid fragment 
(on slide). Middle Chalk. Chatham. Gamble Coll. 
A zoarium of var. tenuis (Rss.), with Reptomultisparsa rowei, Greg., 
and Hippothoa, sp., encrusting a broken Inoceramus. Middle 
Chalk. Chatham. Gamble Coll. 
A young zoarium with B. papillosa (Rss.), on fragments of 
Inoceramus, sp. (on slide). Middle Chalk. Chatham. Gamble 
CoU. 
A zoarium of var. tenuis (Rss.), encrusting an Echinocorys fragment 
(on slide). Middle Chalk. Chatham. Gamble Coll. 
A crescentic zoarium of var. tenuis (Rss.), encrusting an Echinocorys 
fragment (on slide) . Middle Chalk. Chatham. Gamble Coll. 
Four zoaria of var. tenuis (Rss.), encrusting an Echinocorys fragment 
(on slide). Middle Chalk. Chatham. Gamble Coll. 
A zoarium of var. tenuis (Rss.), encrusting an Echinocorys fragment 
(on slide). Middle Chalk, Chatham. Gamble Coll. 
^ Von Reuss. Foss. Poljp. "Wien. Tert : J^aturw. Abb. vol. ii. p. 51, pi. vii. 
fig. 10. 
