176
THE BIOLOGY OF EUPHAUSIIDS
I
d
FIG. 60. First (a) and second (b) thoracic limbs showing the general modifications of
their distal segments. b, basis ;, c, coxa ; ca, carpus ; d, dactyl ; e , exopod ; i, ischium ;
m, merus: p, propodus; ph, photophore. (After Mauchline, 1967b.)