A50 BOVALLIUS, SYSTEMATICAL LIST OF THE AMPHIPODA HYPERIIDEA. 
3. 'T. inscriptus, ». sp. 
Diagn. Parts of body and femur of fifth pair of pereio- 
poda sculpturated. Last joints of second pair of antenne lon- 
ger than half the preceding. First two pairs of pereiopoda 
much stronger than in preceding species. Femur of sixth 
pair compartively small, rounded, dactylus distinct. Femur of 
seventh pair with two-jointed appendicular part. 
Hab. Atlantic. 
Gen. 5. AMPHITHYRUS, Cravs, 1879. 
>»Die Gattungen und Arten der Platysceliden.> Arb. aus dem Zool. 
Inst. der Univ. Wien und der Zool. Station in Triest. Tom. 2, p. 
161 (15). 
1. A. bispinosus, Cravs, 1879. 
L. c. p. 161 (15). 
Hab. Atlantic. 
2. A. sculpturatus, Cravs, 1879. 
17 cp 16216). 
Hab. Atlantic. 
3. A. similis, Cravs, 1879. 
IL. CP: CE61 (16); 
Hab. Mediterranean. 
4. ÅA. inermis, n. sp. 
Diagn. Body smooth, not sculpturated. Last two joints of 
second pair of antenn&e shorter than the preceding joint. 
Epimeral of fifth pair of pereiopoda large, almost square, 
without spinous process. Femora of fifth and sixth pairs of 
pereiopoda almost rectangular, with rounded corners. Femur 
of seventh pair long and narrow, with two-jointed appendicular 
part. Peduncles of first two pairs of uropoda broad, a third 
longer than rami. Telson very long and broad, rounded behind. 
Hab; "Pacific: 
