426 Scientific Intelligence. 
have produced such an Se mixture of old and new 
ideas as we find in this case and other 
inally we may remark that although this work will prove of 
but little or no use for conveying correct ideas of classification, or 
even of the character of genera, it will nevertheless be indispensa- 
ble and of the utmost value in the determination of the species. 
v. 
12. Not otes on ae pening No. 1, Ocypodoidea ; by 
Stpney I. Smira. 8vo, 64 page with 4 lithographic plates. 
From the Transactions of the Pe cieninad Academy, Vol. Il, 
April, 1870,—This memoir includes a nearly complete monograph 
of the Ameviean speci of Gelasimus or “ fiddler-crabs,” of which 
21 species are now known from both coasts of America. Of these 
they do not ee any that have ever been published for this 
class. Nearly all the ser dab are copied oes photographs made 
by the author. The following are new speci 
Gelasimus ideneubeddioun: G. het one, G. princeps, G. 
rags atus, G. ornatus, G. pugnax, G. rapax, G. mordax, G. gibbo- 
. Cardivsoma erassum, Pseudothelphusa plana, Opisthocera, 
ae nov., 0. Gilmanii, Epilobocera armata, Glyptograpsus, gen. 
noy., G. im SUS, arma sow . occidentalis, S. angusta, 
Prionoplaz ciliatus, Euryplax pol tus, Glyptoplas, gen. nov., G. 
pugnax, Pinnotheres Lithodomi, cara heres politus, Di 
tylus, fam. et gen. nov., D. niti tidus. 
Those that are redescribed are as follows 
Gelasimus minax LeConte, G. ivosions Stimp., . pugilator 
Lae we eepenanons Stimp., @. Panamensis Stimp., Cardioso- 
Stimp., gi wa pictus Edw., Sesarma reticulata Say, Eury- 
plax nitidus Stimp., Pinnotheres margarita Smith, Pinnagodes 
Chilensis Smith. v. 
13. Monografia della Famiglia dei Pennatularii ; per al Dott. 
Sesastrano Ricutarpr. From Archivio per la Zoologia PAnato- 
mia e la Fisiologia, Ser. II, vol. i, Turin, 1869, 8vo, with 14 fold en 
plates.—In this memoir the author has iven descriptions of 
\ tose ee 
