4 Tun. 
VI. TUNICATA. 
[1905] 
II. SUBJECT-INDEX. 
a. Anatomy, Physiology and General. 
General account of Tunicata continued ; Seeliger (37). 
General account of anatomy and physiology of Tunicata ; Alder & 
Hancock (1). 
Review of literature for 1899-1903 ; Matzdorff (21 & 22). 
Anatomy of Oikopleura and Fritillaria ; Salensky (34) : of Dolchinia ; 
Korotneff (18). 
Structure of eyes in Salpa, spp. ; Redikorzew (30) : of eyes and 
neural gland in Salpa and Cyclosalpa ; Metcalf & Johnson (23). 
Structure of “heart” in Appendicularice ; Salensky (35). 
Physiology of heart in Ascidians ; Carlson (5). 
Circulation in Tunicata ; Pizon (29). 
Structure of Spermatozoa in Oikopleura and Botrylloides ; Retzius (31). 
Nuclear structure in Ovarial egg of Ciona\ Marshal (20): Cyto- 
logical changes in living ovarial egg of Tunicates ; Sommer (42). 
Self-fertilisation artificially induced in Ciona ; Morgan (25). 
Degeneration and regeneration in Clavellina ; Driesch (10). 
Classification and nomenclature ; Sluiter (41) : Herdmann (14). 
Revision of Heller’s types in Museum Godeflfroy ; Michaelsen (24). 
b. Embryology. 
Embryology of Pyrosoma ; Korotneff (17). 
Early development of Tunicata compared with other Chordata ; 
Conklin (8). 
Early development of Cynthia ; Conklin (6) : of Cynthia and Molgula ; 
Conklin (7). 
Development of Mesoderm and structure of tail in Ascidian larva) ; 
Heinemann (13). 
Development of colony and budding in Diplosoma ; Pizon (27). 
Growth of colony in Botryllus studied by cinematograph ; Pizon (28). 
c. Distribution. 
1. Geographical. 
Norway, lists of spp. ; Nordgaard and others (26) : Norwegian seas to 
Iceland, n. spp. ; Bjerkan (2) : Dr0baksund, Norway, lists ; Ki;er (16 j. 
North Sea and Zuyder Zee, Appendicularice ; van Breemen (3). 
British Seas, Ascidia y n. spp. ; Alder & Hancock (1) : Firth of Clyde, 
Appendicularice ; Browne (4) ; Irish Sea, Oikopleura ; A. Scott (36) : 
Valencia, Ireland, pelagic Tunicata ; Delap (9). 
Bay of Biscay, Thaliacea\ Fowler (11). 
Coast of French Somaliland, n. spp. ; Sluiter (39 & 40). 
Mauritius, n. spp. ; Hartmeyer (12). 
Bass’ Straits, Polycarpa , n. spp. ; Michaelsen (24). 
Malay Archipelago, n. spp. ; Sluiter (38). 
Tropical Pacific, pelagic Tunicata, n. sp. ; Ritter & Byxbee (33). 
California, n. sp. ; Ritter (32). 
Arctic and Antarctic Appendicularice ; Lohmann (19). 
Antarctic ; Hodgson (15). 
2. Geological. 
[Vacant.] 
