64 
(27) 1881. 
(28) 1881. 
(29) 1882. 
(30) 1882—83. 
(31) 1883. 
(32) 1884. 
(33) 1885. 
(34) 1885. 
(35) 1886. 
(36) 1887. 
(37) 18983. 
(38) 1894. 
Ivar Arwidsson. [No. 11 
CZERNIAVSKY. — Materialia ad Zoographiam 
Ponticam comparatum. Fasc. III. Vermes. 
(Bull. Soc. Imp. Nat. Moscou. 1881. No. 2.) 
Hansen. — hRecherches sur les Amnnélides re- 
cueillies par M. le Prof. E. van Beneden pen- 
dant son voyage au Bresil et å la Plata. (Mem. 
cour. Ac. Belg. T. 44, 1882.) | 
VerritL. — New England Annelida. Part. I. — 
Historical Sketch, with Annotated List of the 
Species hitherto recorded. (Trans. Connecticut 
Acad VA P2) 
LEVINSEN. — Systematisk-geografisk oversigt 
over de nordiske Annulata, etc. (Vid. Medd. 
nat. Foren. Kjøbenhavn. 1882—83.) 
WIirkn. — Chaetopoder från Sibiriska Ishafvet 
och Behrings haf. (Vega-Exped. vetensk. iakttag. 
Bd. 2. Stockholm 1883.) 
WEBSTER and BEenEDIicTt. — The Annelida 
Chaetopoda from Provincetown and Wellfleet, 
Mass. (U. S. Fish Comm. Rep. f. 1881.) 
M'Intosn. — Report on the Amnnelida Poly- 
chaeta etc. (The voyage of H. M. S. Challenger. 
Zoology — V. 12.) 
VÆRRILL. — Results of the explorations made 
by the steamer ,Albatross*, off the northern 
coast of the United States, im 1883. (U. $. 
Fish Comm. Rep. f. 1883.) | 
VerriLL. — Notice of recent additions to the 
marine invertebrata etc. Part. V. (Proe. U. S. 
lat: Mus. V.48.1885,) 
Enntzers. — Report on the Annelids of the 
Dredging Expedition of the U. S. Coast Survey 
Steamer ,Blake*. (Mem. Mus. Comp. Zool. 
V. 15.) | 
LevinseEn. — Annulata etc. (Vidensk. Udbytte 
af Kanonbaaden , Hauch*s Togter. V. Kjøben- 
havn 1893.) 
BIDEnkap. — Systematisk oversigt over Norges 
Annulata Polychaeta. (Christiania Vid. Selsk. 
Forhandl. 1894.) 
