64 Gen. Sub. 
I. GENERAL SUBJECTS. 
[1904] 
e. Plankton, and Oceanic Zoology: — Oceanography see 1 o. 
Plankton net, Bruce (148). — Two Plankton nets, Richard (769). 
Vertical movement of Plankton, Baltic lakes, Zacharias (962). 
Plankton North Sea, Redeke & Breemen (752).— Northern Seas, 
Knudsen (475). — Atlantic, Mediterranean Red Sea, Cleve (194). 
Inland waters, value of thorough investigation, Zacharias (963). 
Plankton of Arctic lakes, Skorikow (839). — Plankton of Lake Seeliger, 
Volga, Zykoff (974). — Plankton of Danish Lakes, Wesenberg-Lund 
(934). 
Summer Plankton, Newa and Lake Ladoga, Skorikow (840). 
Freshwater Plankton, Lac de Bret, Linden (532). — Italian Alpine lakes, 
Monti (643).— Alpine lakes, Tyrol, Brehm & Zederbauer (142). 
Elevated Lakes, Rocky Mountains (chiefly Crustacea), Ward (918). 
Plankton of Seim River (Dnieper), Zykoff (973). — Of Murgab River, 
Turkestan, Meissner (603). 
Plankton of pools, Germany, Zacharias (964). 
8. Morphology. 
a. General : — 
Only a few of the anatomical papers of the year are included here : 
others may be found in the Special Records. For a list of Anatomical 
Records see 1 p. 
Place of Morphology in Zoology, Maggi (581). 
Record of anatomy and development. Vertebrate, Schwalbe (820). 
Anatomical views of Rhuphos & Galenos, von Toply (880). 
Recent Russian literature, anatomy, Stieda (862). 
Animal size and form, Kemna (466). 
Morphology and other sciences, Davenport (230). 
Text-book Comparative Anatomy, Haller (366). 
Text-book of dissection, Jammes (437). 
Anatomy of frog, Gaupp (313). 
Anthropology, morphology. Vertebrates, Duckworth (265). 
Anatomical nomenclature, Bardleben (41). 
Anatomical nomenclature, old terms, Bert & Pellanda (71). 
Segmentation, origin of, Schneider (202). 
Metamerisation and the cephalisation of Annelida, Malaquin (582). 
Germ-layers in regeneration, Morgan (649). 
Symmetry and asymmetry, bilateral animals, Duncker (266). 
Asymmetry, Jennings (447). 
Circular form, acephalous Molluscs, Anthony (22). 
Gonads and mesoderm, Ctenophora, Schneider (801). 
Morphological superiority of female, ^Montgomery (640). 
Skeleton, recent work, Bardleben (40). 
Articulation of jaw, comparative anatomy, Kjelberg (473). 
Face and brain, Man and Apes, Stratz (863). 
Bones of foot. Primates and Man, Volkov (911). 
Morphology and classification of Arthropoda, metamerism, etc., Lan- 
kester.(502). 
Morphology of head in Insecta, Holmgren (416). 
Morphology of central ganglion, Tracheata, Haller (365). 
Digestive system, recent work, Oppel (680). 
Organ of sight, recent work, Kallius (452). 
Vitreous body, development and morphology, Kolliker (477). 
