Botany and Zoology. 143 
and their permanence when not interfered with by crossing, are 
phenomena well calculated come paigenisen 
Apropos to this family w ean unaccountable mistake on 
p. 430, where, as on the cuca a ne page . he English edition, 
the water-melon is said to be Cucurbita moschata! This entails a 
misunderstanding on p. 432, where the C. moschata spoken of is 
the squash to which t at name belongs, and perhaps also on the 
“cs 
following page, where the “endless varieties of the melon” 
meaning of course tecalon, Cucumis sae are referred to. 
we rightly lect an erratum rst English edition 
n rbita 
vulgaris, the proper name of the a i ut it seems to 
have fon overlooked in the reprinting on both sides of the water. 
This “authorized” American edition is from the second English 
edition, containing the corrections and additions in that, together 
ith some new corrections by the author. It has a pre reface by the 
author, and an introductory note by Prof. A. Gray. It is reason- 
ably well printed, and furnished at less than half the cost of the 
edition, Ww. pie B 
_ 2. A second critical notice of Aleyonaria in the Museum of 
J Yo le College, ete.; by A, E. Vern ste ey the publication of the 
“ critical remarks” in the last numb bie writer has. 
alone ®, unless by its somewhat darker color. It agrees exactly with 
Esper’ Siepwties fabelhum mm ES ab. I), which is more likely to be 
this species the former. Specimens of an Echinogorgia from 
Ceylon (?) Salaried to £. furfuracea (Esper sp.) approach these 
pa and may be the same species, The supposed Ceylon 
§ are accompanied by two a fj eaaste x Seay Ce gia. 
Bis z Sasappo Koll., the other is an apparently undescribed 
Species, with ago thick dishoroniins raaehes er arge, slightly 
Sp Vhethes dk be veally the 
to Laon oux is still somew certain, but 
| eerie rather than any West Indian form, dom ‘niet likely to 
lira sath Verrill, Bulletin M. C. Z. (? Ehrenberg sp) 
oo roves, on microscopic artery of the a ertoal with 
with 
"lee vray an and a ‘as previously supposed, ide 
