220 TRANSACTIONS LIVERPOOL BIOLUGICAL SOCIETY. 
anterior antenna, rostrum, and eye spot, female. 
d, fifth foot, female. 
Fig. 4. Westwoodia nobilis, Baird. a, posterior antenna. 
b, posterior foot jaw. , first foot. 
Fig. 5. Harpacticus chelifer, Miller. a, inner branch 
of posterior antenna. 06, spine of posterior an- 
tenna. c, posterior foot jaw. d, fifth pair of feet. 
Fig. 6. a, Harpacticus fulvus, Fischer. Inner branch of 
second foot, male. 6, posterior foot jaw. e, first 
foot. d, Harpacticus flecus, Brady and Robert- 
son, posterior foot jaw. c, ner branch of second 
foot, male. ff, fifth foot, female. 
Fig. 7. Zaus spinatus, Goodsir. a, anterior antenna, 
male. 6, posterior antenna. c, mandible and 
palp. d, foot of fifth pair, female. 
Fig. 8. Zaus goodsiri, Brady. a, posterior foot jaw. 
b, fifth foot, female. 
PLATE XOX: 
Fig. 1. Alteutha interrupta,Goodsir. a,anterior antenna, 
male. 0, fifth foot. c, Altewtha depressa, Baird, 
anterior antenna, male. d, fifth foot. 
Fig. 2. Alteutha crenulata, Brady. a, anterior antenna, 
female. 0, anterior-antenna, male. c, posterior 
foot jaw. d. foot of fifth pair, male, and angle 
of first abdominal segment. 
Fig. 3. Porcellidium tenuicauda, Claus. a, Porcellidiwm 
viride, Philippi, fifth pair of feet, abdomen, and 
tail of male. 
Fig. 4. Idya furcata, Baird. a, posterior antenna. |b, 
foot of first pair. , fifth foot, female. | 
Fig. 5. Scutellidiwm tisboides, Claus. a, first foot. 0b, 
anterior foot jaw. ¢, posterior foot jaw. d, Scu- 
tellidium fasciatum, Boeck, anterior foot jaw. 
