* Opinions of Eminent Scientific anen. 
ISS PROF. ‘SPIRIDON. BRUSINA, Unies of Agram, author of — 
) numerous conchological works. 
Zagreb-Agram, Croatia, 
, “Though the first volume of your- Monograph is worthy of all the praise that. 
~ can be bestowed upon it, yet the parts that have since. appeared, devoted to the 
e consideration of the species, call forth a still greater admiration, » ' 
3, -“ The coloured plates and the pictures in the text are unsurpassable—they are 
> truly works of art ; and .no other country in the world can boast of possessing such 
Saas me nitisens worl: HEDP its fauna.” 
ee From DR. <2 AGARDH WESTERLUND, the Eminent Swedish Natieetists. 
< Ronneby, Sweden. 
-44In the: whole range of odintgienical literature, the Monograph is quite unique, 
and stands alone in the*wealth and variety of its contents, the richness of its illustra- 
tion, and admirable arrangement, as. well as in the great ARIAS: and the conservative 
yet critical acumen evinced in the text. . . 
eet Ss indeed, a proud scientific monument for its ‘author and for his country.” 
Lee From The: Rt. Hon. The LORD MAYOR OF THE CITY OF ‘LEEDS 
Rtn (JAMES E. BEDFORD, J.P., F.G.S.). 
«Your Monograph is a monument of patient work and acumen—patient in its 
: - elaboration. of detail, penetrative in its determination of subtle pean and its 
eek illustrations reflect supreme, credit on yourself and upon the city. 
TR CIEE Be Allow, me to express my personal obese of your life’ s work,”’ 
cs oy , mee 0 From R. D. DARBISHIRE, B.A., F.G.S. 
“sano ee sat beat Victoria Park, Manchester. 
BS Tet recity magnificent piece of wore: ‘in sa i in Pace ss and in art, and 
“Sete all on their eee level.” 6 
_ From. ‘DR. R. BOOG WATSON, LL.D., F.R.S, etc., author of 
-. the Mollusca of the ‘Challenger’ Expedition. 
att peor Monbgraph is a cay. ir nig n work of quite exceptional ability.” 
From ) JOAQUIN. GONZALEZ HIDALGO, Professor of Malacology. 
‘University of Madrid. 
: : pone ‘Monograph is Spestes.: arranged with great care, and embracing every 
lee * aspect. of the subject. . The illustrations, printing, and paper are all-superb. It isa 
peek that honours my HbKary, and. will ery help meé in my work.” 
“From LT. -COL. H. H. GODWIN-AUSTEN, F, R. S., author of 
the ‘‘Land Shells. of India,’’ etc. 
“The receipt of your last part impels me to write to say how much I appreciate 
" your. splendid work, and how beautifully and thoroughly you have entered into every 
~ detail of the. anatomy, and it is these details which are so pepstset, in classification.” 
From PH. DAUTZENBERG, Paris, Co-Editor of the 
Journal de Conchyliologie, Paris, 
e “The attival of the last part of yout intensely interesting work tempts: me to” 
ig PEAS See you on your, magnificent Penlen es 
IN Hroni ‘SAMUEL wood. GEISER, University, Fayette, lowa: 
“Permit me to express my appreciation of your Monograph. ‘The work 
“seems to me ‘monumental, and the text. shows a combination of extensive and exact 
_ learning, with a _kéen sense of discrimination. 
Tt is a mine of information—anatomical, Gryliblogscal and ecological. Sy 
