[ 13 ] 



BISCAYAN PLANKTON. 

 Part II.— THE AMPHIPODA AND CLADOCEPA, 



WITH NOTES ON A LARVAL THYROSTRACAN. 



(Plates 2 & 3.) 



Bii the Rev. T. R. P. Stebbing, 3I.A., F.B.S., F.L.S., F.Z.S. 



AND AN APPENDIX ON THEIR DISTRIBUTION. 

 £i/ G. Herbert Powler, £.A., Ph.D., F.L.S., F.Z.S. 



TABLE OF CONTENTS. p^„g 



Introduction 14 



List of Families, Genera, and Species. 

 I. Amphipoda. 



A. Gammap.idea. 



Lysianassidj; 1. Cyptocaris, BoeeJc .... 1. anonyx, BoecJi.- l-t 



EusiKiD^a; 2. Eusirogenes, n. g 2. dolichocarpus, n. sp 15 



IscHYROCEKiD^ 3. Jassa, LeacJi 3. pulchella, Leach 17 



B. Hyperiidea. 



SciNiDJ! 4. Archa^oscina, n. g 4. Bonnieri, ii. sp 18 



5. Parasciua, n. g 5. Fowleri, n. sp . 20 



6. Scina, Prestandrea .... 6. crassicornis {J. G. Fahricius) . 22 



7. oedicarpus, Stebbing 25 



8. marginata, BovaUius 25 



9. Rattrayi, Stebbing 26 



10. lepisma (Chun) 27 



11. boroalis (Sars) 28 



La.nckolid^ 7. Lanceola, Saij 12. a^stiva, Stebbing 28 



13. pacifica, Stebbing 30 



ViniLnD.B 8. Vibilia, M.-Ediv 14. armata, Bovalliiis 31 



l.j. propinqua, Stebbing 31 



I'uKONiMin.E 9. Vhrommn, Lati-eille .... 16. sedentaiia. (Forsk&l) 32 



llii'iaiuu.i: 1(1. Hyperia, Latreille .... 17. luzoni, Stebbing 33 



11. Hypcriuides, Chevreu.v . . 18. longipes, Chevreux 34 



12. I'arathemisto, Boeck. ... 19. oblivia {Kroger) 30 



13. Eiitliemisto, BovaUius . . 20. compressa ( ffo^s) 37 



Phkosinid.e 14. I'limno, Gnh-in 21. maoropa, Gucrin 38 



TvPHlPi 15. Brachysodus, Bate .... 22. nieditcrraneus (Claus) 40 



23. sp. iudcterminate 41 



II. Cl ADO CERA. 



roi.YpuEMiD.i! 1. Evadne 1. Nordmanni, Loven 41 



2. spiuifera, 1'. E. Midler 42 



III. T II V no STR AC A. 



Cypi'i s-stagc of Lepas pectinuta 42 



\ PPENDIX 40 



SECOND SERIES.— ZOOLOGV, VOL. X. 





