AMPHIPODA. 
Crust. 84 
4. Tetratliyrus^ g. n. Both pairs of gnathopocls terminated by simple 
pincers (Zange) ; femoral plate of Gth pair of legs without pouch. 
6. AmphitJiyruSf g. n. Both pairs of gnathopods terminated by double 
compound pincers ; femoral plate of Gth pair of legs with a large 
pouch. 
The following new species are described : — 
Eiityphis armatus, Atlantic and Indian Sea, Zanzibar and Chili, serratust 
Messina and Zanzibar, globosus, Messina, pp. 10-12. 
Hemitypliis tenuimanus^ Atlantic and Cape of Good Hope, and crustu- 
lum, Zanzibar, pp. 12 & 13. 
Paratyphis maculatus^ Cape of Good Hope and Atlantic, p. 14. 
Tetratliyrus forcip>atus, Cape of Good Hope and Atlantic, p. 14. 
Amphiihyrus bispinosus and sculpturatus, Atlantic, similiSj Messina, 
pp. 15 & 16. 
SCELIDiE. 
Claus (I. c. pp. 17-22) distinguishes the following new genera and 
species : — 
Euscelus. Both pairs of gnathopods terminated by a compound hand 
(Scheere) ; femoral plate of the Gth pair of legs without fissure. E. ro- 
bustus, Zanzibar. 
Schizoscelus. First pair of gnathopods terminated by a simple claw, 
second with a compound hand ; sixth femoral plate with a long sickle- 
shaped cleft. S. ornatuti, Atlantic. 
Tanyscelus. Both pairs of gnathopods terminated by a simple claw ; 
Gth femoral plate with a pouch on the external face ; uropods broad, 
fin-like. T. sphcericus, Zanzibar and Street Ombaai, ? = Thyropus dia- 
phanus (Dana). 
Parascelus. Gnathopods as in the preceding ; Gth femoral plate with- 
out pouch ; uropods lanceolate. P. edwardsi and parvus^ Atlantic, 
typhoides, Messina and Naples. 
Pronoid;e. 
Claus {1. c. pp. 23-31) distinguishes the following genera: — 
1. Pronoe (Guerin). Both pairs of gnathopods terminated by a simple 
claw ; flagellar appendage of the anterior antenna two-jointed in the 
male. P. capita (Guer., M.-Edw.) widely distributed, Zanzibar, Moluccas, 
Chili. Female unknown. 
2. Eupronoc,^ g. n. Second pair of gnathopods terminated by a com- 
pound hand, flagellar appendage of the anterior antennco three-jointed in 
the male ; double segment of the abdomen (fifth and sixth coalescent) 
relatively short ; branches of the last uropods very long, fin-like. E. 
arrnaia, sp. n., Atlantic, Zanzibar, Moluccas ?, = Pronoe brunnea (Dana), 
and E. minuta^ sp. n., South Sea. 
3. Parapronoe, g. n., ? = Amphipronoe (Sp. Bate). Gnathopods and 
flagellar appendage as in the preceding ; double segment of the abdomen 
very long : branches of the last uropods short. P. crustulum, Atlantic, 
Lagos, Zanzibar, nhdj^arva, Zanzibar, spp. nn. 
