PETALOPOEA. 
381 
D. 4516. A block of chalk with many branches ; some in stage pohjpora^ 
Chalk. Dover. Bowerbank Coll. 
D. 474. Branches in chalk. Middle Chalk. Chatham. Gamble Coll. 
D. 4547. Many branches (one sub -zonary) in chalk. Chalk. Dover. Old Coll. 
D. 4548. Several branches in chalk. Chalk. Dover. Bowerbank Coll. 
D. 4549. Some branches, one in stage Orb. Upper Chalk. Charlton, 
Old Coll. 
D. 4550. Three branches in chalk. Chalk. S.E. England. Toiilmin 
Smith Coll. 
D. 4551. A large block of chalk with many projecting branches. Chalk. 
S.E. England. Toiilmiu Smith Coll. 
D. 4552. Three branches on chalk. Chalk. Loc. ? Old Coll. 
D. 2968. Two branches shoAS-ing longitudinal sections. Upper Chalk. Sussex. 
Dixon Coll. 
D. 2969. Two old fragments obscured by epitheca. Upper Chalk. Sussex. 
Dixon Coll. 
D. 3060. Tavo basal branches. 
D. 3061. A thin, AA'eU -preserved branch. 
D. 3062. A branch, partly in stage pohjpora. 
D. 3063. Two old branches. 
D. 3064. Two branches of fexitom. 
D. 3065. Two old branches Avith epitheca. 
D. 3066. Two old branches of Avell-developed \n\\ Jlexuosa. 
D. 3067. Tavo old branches. J 
D. 2360, A branch (on slide) . Upper Chalk. Sussex. Dixon Coll. 
D. 665, A branch (on slide). Middle Chalk. Chatham. Vine Coll. 
D. 463, Base of a young zoarinm (on flint). Middle Chalk. Chatham. 
Gamble Coll. 
D. 2740. A stem fragment Avith gonoocium (on slide). Middle Chalk. 
Chatham. Vine Coll. Figd. Xo. IS, p. 379. 
D. 666. A well-preserved stem fragment (on slide). Middle Chalk. Chatham. 
Vine Coll. 
D. 2743. A branched fragment, partly Avith vertical ribs and partly A\dthout. 
Middle Chalk. Chatham. Vine Coll. Figd. No. 47, p. 379. 
D. 388, D. 389. Two stem fragments (on slide). Middle Chalk. Chatham. 
Gamble Coll. 
D. 4475. A branched stem fragment (on slide). Middle Chalk. Chatham. 
Gamble Coll. 
D. 2742. A stem fragment (on slide Avith Sprropora, sp.). Middle Chalk. 
Chatham. Vine Coll. 
D. 2369. Three large slabs of chalk Avith many specimens. Chalk. Loc. ? 
Dixon Coll. One of them is referred to in Dixon, Geol. Suss, 
p. 285. 
Upper Chalk.' 
Sussex. 
Dixon Coll. 
Foueigx, 
D. 4433. Two stem fragments (form 1\ seriata, Nov.). Iser Schichten. 
Ujezd, Bohemia. Fric Coll. A tendency to A'ar. flexnosa. 
D. 4620. Four fragments on slide; on the most branched specimen there is- 
a circular zone bare of apertm-es as in P, pulchclla. Turonian : 
Craie marneuse. St. Rimay. Purchased 1898. 
