GUPPY — MOLLUSKA OF TRINIDAD. 
245 
Subclass Prosobranchiata. 
Order Scutibrancliiata. 
Helicina Lamarck (see 11 Proceedings,” anted. , p. 30). 
Helicina ignicoma Guppy. 
Ann. Sf Mag. JY. II, 4 ser., vol . I, p. 441. 
An orbiculate-conoidal radiately sinuate- costellate reddish 
species. Height 3 mill., greatest breadth 4 I have only 
found this species on the heights of Aripo. It is nearly al- 
lied to two Antillian species, viz., II. rugosa and H. plicatula, 
2. Catalogue of Plants in the Botanic Garden. 
By Henry Prestoe, Government Botanist. 
(The publication of this paper is deferred.) 
Bules and [Regulations and List of Members of the 
Scientific Association of Trinidad — 1868-9. 
The object of this Association is the cultivation of Scientific 
Knowledge in the finest Indies. 
Rules. 
4. This Association shall be called the 11 Scientific Asso- 
ciation of Trinidad.” 
2. The objects of the Association shall be carried out by 
the reading of Papers and the discussion of Scientific sub- 
jects, by maintaining a correspondence with scientific men 
in other countries, by assisting in the development and 
application of Science in the West Indies, and generally by 
the collection and publication of useful information. 
3. The Association shall consist of Members, Corres- 
ponding Members, and Honorary Members. 
