48 
PEOBOSCINA. 
D. 3860. Nine zoaria of the irregular variety, encrusting echinid fragments. 
Middle Chalk. Chatham. Gamble Coll. 
D. 3864. Seven zoaria, partly regular and partly irregular, encrusting echinid 
fragments. Middle Chalk. Chatham. Gamble Coll. 
D. 4230. A zoarium of the type approximating to the form of punctatella, 
* encrusting a fragment of AcAiwocorya. Middle Chalk. Chatham. 
Gamble Coll. 
D. 3818. With Jficropora, sp., on Inoceratnus fragment. Middle Chalk. 
Chatham. Gamble Coll. 
D. 2979. With. £ere?iicea papillosa (Rss.) and Hippothoa, sp. Upper Chalk. 
Loc. ? Toulmin Smith Coll. 
D. 3820. Encrusting base of ifajo/oceaa, sp. (on slide). Middle Chalk. Chatham. 
Gamble Coll. 
8. Proboscina radiolitorum (d’Orbigny), 1851. 
Synonymy. 
Idtnonea radiolitorum, d’Orbigny, 1850. Prod. Pal. vol. ii. p. 200. 
,, „ d’Orbigny, 1851. Bry. Cret. pi. 633, figs. 8-10. 
Proboscina ,, d’Orbigny, 1854. Ibid. p. 854. 
,, ,, Reuss, 1854. Kreidesch. Ostalp. : Denk. Akad. Wiss. Wien. 
vol. vii. p. 137, pi. xxvii. fig. 14; pi. xxviii. fig. 7. 
? ,, ,, Reuss, 1872. Bry. unt. Plan. : Palaeontogr. vol.xx.pt. 1, 
p. 114, pi. xxviii. fig. 12. 
,, ,, Stoliczka, 1873. Pal. Ind. : Cret. Fauna S. Ind. vol. iv, 
pt. 2, p. 30, pi. iii. fig. 6. 
Reptotubigera ramosa, d’Orbigny, 1853. Bry. Cret. p. 754, pi. 751, figs. 1-3. 
,, ,, Staring, 1860. Bodem Nederl. vol. ii. p. 400. 
,, ,, Hamm, 1881. Bry. mastr. Ober-Sen. p. 30. 
,, ,, Pergens & Meunier, 1886. Bry. gar. Faxe : Bull. Soc. 
mal. Belg. vol. xxi. p. 217. 
,, ,, Peron, 1893. Descr. invert, foss. cret. Tunisie, p. 339, 
pi. XXX. figs. 5, 6. 
,, ,, Pergens, 1890. Revision, p. 340. 
,, ,, Pergens, 1893. Bry. St. Pat. : Bull. Soc. geol. Beige, 
vol. vi. p. 204. 
,, serpens, d’Orbigny, 1853. Bry. Cret. p. 755, pi. 751, figs. 4-7. 
„ ,, Staring, 1860. Bodem Nederl. vol. ii. p. 400. 
,, ,, Marsson, 1887. Bry. Riig. : Pal. Abh. vol. iv. p. 31. 
Proboscina cornucopice, pars, Vine, 1893. Cret. Pol. : Rep. Brit. Assoc. 1892, 
p. 307. 
Diagnosis. 
Zoarium of numerous branches, which are usually simple and 
rounded at the ends. The branches may be narrow, uniform 
in width, and somewhat triangular in transverse section ; or 
they may be irregular and expand distally. 
