SYSTEMATIC INDEX. 
Tun. 5 
III. SYSTEMATIC INDEX f. 
Aplidium africanum , Djibouti; Sluiter, Bull. Mus. Paris xi, 1905, p. 103; 
& Mem. Soc. zool. France xviii, p. 17, pi. ii, fig. 9, n. sp. 
Appendicular ice , Firth of Clyde ; Browne, P. R. Soc. Edinb. xxv, p. 789 : 
Valencia ; Delap, Ann. Rep. Fish. Ireland, 1902-03, Pt. ii, App. I, 
pp. 1-19. 
Ascidia , all British spp. descr. and figured ; Alder & Hancock, Brit. Tun. i : 
notes on spp. ; Bjerkan, Bergens Mus. Aarbog 1905, No. 5, p. 14. 
A. mollis, var. carnosa , n. var., p. 94, pi. v, figg. 7-11, scabra, var. echinata , 
n. var., p. 132, pi. xv, figg. 5-7, var. Icevis , n. var., p. 132, normani , 
var. resplendens , n. var., p. 135; Alder & Hancock, Brit. Tun. i. 
A. amcena, Britain, p. 116, pi. xi, figg. 1 & 2, pi. xviii, fig. 2, morei , Dublin, 
p. 126, pi. xiv & text-fig. 23 ; Alder & Hancock, t. c. : A. obocki ancl 
somaliensis, p. 101 ; Sluiter, Bull. Mus. Paris xi, 1905 : A. obocki, 
p. 7, pi. i, figg. 1-lc, somaliensis , p. 8, pi. i, figg. 2-2 b, Tadjourah; 
Sluiter, Mem. Soc. zool. France xviii : n. spp. 
Boltenia spinifera, p. 72, pi. iv, figg. 1 & 2; Michaelsen, Zool. Jahrb. 
Suppl. viii. 
Botrylloides rubrum, spermatozoa, p. 88, pi. xi ; Retzius, Biol. Untersuch. 
(n. F.) xii. 
Ciona intestinalis , self-fertilisation ; Morgan, Biol. Bull, viii, p. 313. 
Clavellina , degeneration and regeneration ; Driesch, Arch. Entwickmech. 
xx, pp. 21-29, 3 text- figg. : Clavelina enormis , p. 394, text-figg. A-c ; 
Hartmeyer, Zool. Jahrb. Suppl. viii. 
Golella mobiusi, Mauritius, p. 396, pi. xiii, figg. 2 & 3 ; Hartmeyer, t. c. 
n. sp. 
Cyclosalpa dolichosoma-virgida, eye and neural gland ; Metcalf & John- 
son, Biol. Bull, ix, p. 196 : C. aifinis, p. 59, text-figg. 9-11 ; Ritter, 
Univ. Calif, publ. Zool. ii (3). 
C. bakeri, California, p. 54, pis. ii & iii ; Ritter, t. c. n. sp. 
Cynthia ( Styela ) partita , early development ; Conklin, Biol. Bull, viii, 
pp. 205-230, 1 pi., and J. exp. Zool. ii, pp. 145-223, 82 text-figg. 
Cynt/iiopsis prceputialis, p. 91 ; Michaelsen, Zool. Jahrb. Suppl. viii. 
Dicopia, n. g. fimbriata , Malay Archipelago, p. 325, text-fig. 1 ; Sluiter, 
Tijdschr. Nederland. Dierk. Ver. (2) ix (1 & 2), n. sp. 
Didemnopsis variabile , p. 22, pi. iii, fig. 9 ; Bjerkan, Bergens Mus. 
Aarbog 1905, No. 5. 
Diplosoma gelatinosum , development of colony ; Pizon, Arch. Zool. exp. 
(4) . iv * 
Distaplia clavata, p. 16, pi. iii, figg. 1-3 ; Bjerkan, Bergens Mus. Aarbog 
1905, No. 5. 
Dolchinia mirabilis , p. 389; Korotneff, C.R. Congr. Zool. vi, Berne. 
Doliolum tritonis , p. 89, krohni, p. 90, nationalis, p. 90, sp., p. 90; Fowler, 
Tr. Linn. Soc. London x (4) : D. tritonis, p. 85, text-figg. 24-26, ehren- 
berqii, p. 91, text-figg. 27 & 28, mulleri , p. 95, text-fig. 29; Ritter, 
Univ. Calif, publ. Zool. ii (3). 
Fritillaria pellueida and borealis, anatomy ; Salensky, Mem. Ac. St. 
Petersb. (8) xv (1) : F. borealis, p. 361, pi. xii, figg. 10-12, fraudax , 
p. 365, pi. xii, fig. 9 ; Lohmann, Zool. Jahrb. Suppl. viii. 
F. antarctica , Bouvet Id., p. 364, pi. xii, figg. 8, 13 & 13a ; Lohmann, t. c. 
n. sp. 
Jlalocyntliia pallida , p. 78, pi. iv, fig. 11, grandis , p. 85; Michaelsen, 
Zool. Jahrb. Suppl. viii : II. g angclion , p. 15, pi. ii, figg. 6 & 6a, momus , 
p. 15, pi. ii, figg. 7 & 7 a ; Sluiter, Mem. Soc. zool. France xviii. 
f When the character of a reference is not indicated the words “description” or 
“descriptive notes” are to be understood. 
