108 University of California Publications in Zoology [VoL 28 
Panulirus interruptus (Randall) 
Palinurus interruptus Randall, Jour. Acad. Nat. Sci. Phila., 8, 137, 1839. 
Panulirus interruptus Stimpson, Jour. Boston Soc. Nat. Hist., 6, 491, 1854; 
Rathbun, R., The Fisheries of the U. S., sec. 1, p. 780, pl. 270, 1884; 
Holmes, Oceas. Papers Calif. Acad. Sci., 7, 168, 1900; Rathbun, H. A. E., 
10, 148, 1904; Allen, Univ. Calif. Publ. Zool., 16, 139, 1916; Hilton, 
Jour. Ent. Zool., Pomona Coll., 8, 67, 1916. 
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piper ype as 
pity Ge 
Fig. 73. Panulirus interruptus (from Rathbun, U. 8. N. M.). 
Characters.—Pedunele of the antennules slightly exceeds that of the antennae; 
first joint about as long as the next two; second joint about three-fourths as long 
as the third; flagella longer than the peduncle, the outer setose on one side 
