32 
PEOBOSCINA. 
D. 475, D. 476. Two specimens of var. touca$i, Orb., on Echinoeorys scutatu$. 
D. 477. 
Middle Chalk. Chatham. Gamble Coll. 
Specimen on Echinocorys scutatus. Middle Chalk. Chatham. 
Gamble Coll. One branch very closely resembles the type of 
E. fasciculata (Rss.). 
D. 2977. 
A zoarium of var. toueasi on fragment of Echinocorys. Upper Chalk. 
Loc. ? Old Coll. Part of the zoarium is corrugated and part is 
plain. 
D. 3868. 
Encrusting an echinid fragment (on slide). Middle Chalk. Chatham. 
Gamble Coll. 
D. 3809. 
A zoarium of var. toueasi, encrusting an echinid fragment with 
Stomatopora granulata (Edw.), on slide. Middle Chalk. Chatham. 
Gamble Coll. 
D. 2868. 
A zoarium of var. toueasi, encrusting an echinid fragment with 
Micropora, sp. (on slide). Middle Chalk. Chatham. Vine 
Coll. 
D. 428. 
A zoarium of var. toueasi, encrusting an echinid fragment (on slide). 
Middle Chalk. Chatham. Gamble Coll. 
D. 3866. 
A small zoarium on an echinid plate, with Prohoscina bohemica, Xov., 
. and Micropora, sp. (on slide). Middle Chalk. Chatham. Gamble 
Coll. 
D. 2685. 
A zoarium of var. toueasi, encrusting an echinid fragment with 
Cribrilina, sp. (on slide). Middle Chalk. Chatham. Vine 
Coll. 
D. 362. 
Var. toueasi, encrusting an echinid fragment (on slide). Middle 
Chalk. Chatham. Gamble CoU. 
D. 478. 
Encrusting a fragment of Echinocorys (on slide). Middle Chalk. 
Chatham. Gamble Coll. 
D. 1007. 
A zoarium of var. toueasi (Orb.), encrusting Echinocorys fragment 
(on slide). Middle Chalk. Chatham. Vine Coll. Recorded as 
Proboscina wetherelli by Vine. 
D. 2942. 
Encrusting a broken Micraster. Upper Chalk. Houghton, Sussex. 
Figured by Lonsdale as Diastopora ramosa, Mich. Dixon’s Geol. 
Suss. pi. xviii. B, fig. 1. 
D. 3862. 
A thin specimen on a fragment of Echinocorys, with dense growth of 
Proboscina bohemica, Nov., var. chathamensis (Vine). Middle 
Chalk. Chatham. Gamble Coll. 
D. 3863. 
A young zoarium on echinid fragment. Middle Chalk. Chatham. 
Gamble Coll. 
D. 3810. 
Zoaria of var. toueasi (Orb.), encrusting part of an Echinocorys. 
Middle Chalk. Chatham. Gamble Coll. 
D. 3811. 
Zoaria of var. toueasi (Orb.), encrusting a yoven.^ Echinocorys scutatus 
with Membranipora, sp., etc. Middle Chalk. Chatham. Gamble 
Coll. 
D. 3812. 
Three young zoaria of var. toueasi (Orb.), encrusting a broken 
Echinocorys. Middle Chalk. Chatham. Gamble Coll. 
D. 3839. 
A zoarium of var. toueasi (Orb.), encrusting a broken Echinocorys 
with Berenicea papillosa (Rss.), etc. Middle Chalk. Chatham. 
Gamble Coll. 
