Bibliographical Notices. 325 



No. III. G. Forchammer, On Tertiary Fossiliferous Strata at Fri- 

 derits, and the Bay of \^eile. — Botanical Notices, ])y Drejer. — J. \"oit^t, 

 Biography of Dr. Carey, founder of the Botanical Garden in Seram- 

 pore. — Schiodte, On the genus ^mflrff. — Kriiyer, On Crustacea {con- 

 tinued). — Chr. Drewsen and F. Boie, Contrihutions to the Natural 

 Historj' of the Hymenoptera, with descriptions of new sj)ecies. 



No. IV. J. Schiodte, Synopsis of the PompUidcE of Denmark. — 

 S. Drejer, On Polygonum, Stella rict (jraminea. — Prof. Blytt, Botanical 

 Notices. — J. Steenstrup, On the extinct Species of the two families 

 Anatiferida and PoUicipedidce, Gray. — G. Forchammer, On the Coal 

 Formation of Bomholm, and on the Level of the Sea at Bornholm. — 

 H. Kroyer, Notices of Northern Ichthyolog}^ 



No. V. J. W. Hornemann, On the Danish Flora. — Kroyer, On 

 Crustacea {continued) . — F. Boie, List of the Lepidoptera of Denmark, 

 SchlesAvig-Holstein and Lauenhurg. — H. Kroyer, On Blennius Lum- 

 pinits. 



No. VI. F. Boie, Lepidoptera of Denmark, etc. {concluded from 

 No. v.). — J.W. Hornemann, On the Danish, Norwegian, and Holstein 

 Botanists and promoters of Botany that have received the honour of 

 having genera of Plants named after them. — J. Schiiidte, On a new 

 genus of Braconoid Ichneumonidse, Copisvra. — H. Kroyer, On Para- 

 sitic Crustacea. 



Tijdschrift voor Natuurlijke Geschiedenis en Physiologie. By Profes- 

 sors Van der Hoeven and De Vriese. Part VI. 

 Nos. I. and II. 1839. 



Contributions to our Microscopical Knowledge of delicate Ani- 

 mal Tissues ; by P. Harting. — Some Contributions to the Natural 

 Family of the Cacteee ; by Dr. W. H. De Vriese. In this article the 

 author has given descriptions of some new species of Echinocuctus 

 and Mammillaria cultivated in the Garden of Amsterdam. 



Echinocactus macranthus. 

 E. oblique-globosus, pallide-virescens, basi lignosus, attenuatus^ 

 13-costatus; costis sinubusque acutis ; aculeis 10-11; cen- 

 trali uno longissimo {6^ centim.) ; radiantibus brevioribus, ho- 

 rumque summo maximo, infimo brevissimo, deflexo, uncinato ; 

 omnibus flavis vel fuscis ; areolis exstantibus, ovatis, vel oblongo- 

 ovatis, junioribus densissime velutino-tomentosis. 



Mammillaria Pfeifferiana . 



M. simplex, ovato-oblonga, glaucescenti-viridis ; axillis supremis 

 tomentosis, inferioribus nudis, mammillae incrassato-conicse ; 

 areolae nudse, junioribus tamen tomentosis. Aculeis exterioribus 

 radiantibus, 19 horizontalibus, Bequalibus ; centrali uno, longis- 

 simo, curvatulo, subulato, verticali ratione centro radiorum im- 

 posito. 



Mammillaria speciosa. 



M. simplex, robusta, cylindraceo-columnaris, Isete virens, axillis 

 sublanatis, mammillis numerosissimis, exiguis, brevibus, de- 



