52 
Guide to Crustacea. 
Table-case well shown by the specimen of N. undulatipes (Fig. 32) from the 
N°. 9. Challenger Expedition, which is exhibited here. 
The Pandalidae have the first pair of legs slender and ending 
in pincers so minute that, to the naked eye, the limbs appear 
simply pointed. The second legs have the carpus, or “ wrist,” 
divided into small segments. To this family belong the British 
Pandalus montagui (the “ Pink Shrimp ” of the fishmonger) and 
Fig. 32. 
Nematocarcinus undulatipes. [Table-case No. 9.] 
the much larger P. borealis. The latter inhabits the deeper waters 
of some of the Norwegian fjords, ranging from 60 to 400 fathoms 
depth. In recent years, as a direct result of investigations carried 
out by the zoologists of the Norwegian Fishery Department, an 
important fishery of this species has been established, and large 
quantities are now exported from Norway to the English and 
other markets. 
In the family A Ipheidae the pincers of the first pair of legs are 
