122 Scientific Intelligence. 
The Pagurus Bernhardus is the type of one group the species of which 
live mostly in the colder oceans. This genus is called Bernarnvs, 
tips to the fingers, and no beak; the 5th, Caxcinus, with P. tibicen as 
the type, with calcareous tips and a short beak ; [6th, Anicuzus, equal 
handed and beaked 
t an 
us ;* 7th, Cuipanarius, equal-handed and having a lateral or horizon 
tal movement in the fingers, as in Pagurus clibanarius. The last two 
genera are here for the first time published, not being included in the 
paper in the Academy’s Proceedings.—p. 
The following is a synopsis of the genera : 
Fam. I. PAGURIDA. 
Antenne interne mediocres, articulo lmo brevissimo. Maxillipeds 
externi palpus flagello multiarticulato instructus.—Species aquatic® 
vel littorine. 
1. PAGURINAS,— Abdomen asymmetricum. 
1. Digiti acuminati. Flagellum antennarum internarum seepe plus minusve pilosum. 
Gen. 1. Pacunistzs, (D.)—Pedes 4ti non subcheliformes, tat 
terminali 
1. 2-4 appendicibus pone pedum posticorum bas 
instructus. Basis antennarum internarum paulo longior, api? 
thalmicum non rostriferum. Appendicibus articulatis pone p& 
dum posticorum bases carens. 
2. Digiti instar cochlearis excavati, Flagellum antennarum internarum nudum 
nudiusculum., 
Gen. 4. Pacurvs.—Manus antics seepius compress, interdum 
Subsequee, sepius sinistra majore ; digitis apice corneis, in plan? 
verticali claudentibus. Frons medio non rostratus sed truncatus 
in. 5. Carcinus, D.—Manus antic compress, ineque, SI!" 
istré majore, digitis apice calcareis, in plano verticali clauden- 
tibus. Frons medio breviter rostratus. ; 
Gen. 6. Antcutus, D.—Manus antic subseque, digitis apice cof 
neis, in plano verticali claudentibus. Frons medio brevitet 
rostratus, 
ep iis renin 
* The Pagurus aniculus may hereafter be named Aniculus typicus—D. 
