CONTENTS. 
No. 1.— Contributions from the Zoölogical Laboratory. LXXXIII. Contri- 
butions to the Morrnoxoey of the TURBELLARIA. II. On some TURBEL- 
LARIA from Illinois. By W. McM. Woopworru. (1 Plate.) October, 1897 
No. 2.— On the Relations of certain Prates in the Dinrcuruyips, with De- 
scriptions of New Species. By C. R. Eastman, (5 Plates.) October, 1897 
No. 3.— Contributions from the Zoölogical Laboratory. LXXXIV. Tricuo- 
NYMPHA, and other Parasites of Termes Fravires. By J. F. PORTER. 
(6 Plates.) October, 1897 
No. 4. — Contributions from the Zoölogical Laboratory. LXXXV. Varia- 
tions in the Bracniar and Lumbro-Sacran Prexı of Necrurus Macuro- 
sus Rarivesque. By F.C. Warre. (2 Plates.) November, 1897 
No. 5.— Reports on the Dredging Operations in the “ Albatross” in 1891. 
XXII. The Isopopa. By H.J. Hansen. (6 Plates and Chart.) Decem- 
BIN an Ween e We ee | ioe ee I 
No. 6. — Contributions from the Zoölogical Laboratory. LXXXVII. The 
Thoracic Derivatives in the PosrcarpinaL Vurns in Swine. 3y G. H. 
PARKER and C. H. Tozimr. March, 1808 
No. 7.— Contributions from the Zoölogical Laboratory. LXXXIX. The 
SEGMENTATION of the Nervous System in SQUALUS ACANTHIAS. A Con- 
tribution to the Morrnonoey of the Verresrare Hran. By H. V. Near. 
(9 Plates.) May, 1898 
PAGE 
145 
