* 7 
28 ore 
~ * 
thes@, however, in our. opinion, are more vague and 
uncertain than most of the others. The genus, how- 
ever, we think may be readily identified, after becom- 
ing familiar with one well chgractersee species. 
The general aspect of the buckler is peculiar—the 
body is not so depressed as in most other genera, and - 
- the lateral lobes are destitute of all ‘membranaceous 
expansion. : : 
To the genus Calymene, elena the celebrated — 
Dudley fossily called Eintomolithus paradoxus by Blu- 
menbach, but which isnot the same organic relic, 
to which Linné applied ‘that name- ¢ 
This genus includes a great number of ipecklig snd 
though some of them are said to be found in different 
and distant parts of the rlobe, they are acc or ne 
our limited observation, f r the most part | confined, 
like recent species of iicatedlaees articular districts. 
The C. polytoma, C. pulchella, C. ries con- 
an - sclerops, and the C. p Unctata, a Pr 
urec ‘by sssor Dalman, and which are f 
in Sweden, ave not yet been noticed in any - of 
L. Quinte BLUMENBACHII. Brongniart. Meast io 
: ‘ 
cue rotundato, tuberculis sex distinctis in . 
lis in Benis, emintissimis; eorpore ak 2 
ae ; 
- ee 
* See the valuable an Me ictisive communication of J. Ww. | 
Dalman, M. D., on. the ‘Trilobites, in the ireinp so of the 
: “Swedish Academy wt part 2d. 4 ‘9 ek ie sa f 
g(t 6. 
