6 Tun. 
VI. TUNICATA. 
[1904] 
D. hrakenhielmi, p. 50, forma typica, Gulf of Mexico, p. 51, var. 
stuhlmanni n. var. Dar-es-Srdam, p. 52, pi. i, fig. 4 ; Michaelsen, 
t. c. n. sp. 
Distaplia magnilarva^ development of Ijranchia, }). 795, anatom}' of larva, 
p. 827 ; Damas, Arch. Biol, xx. 
Dolc/iinia mirahilis ; Korotneff, Biol. Centrbl. xxiv, p. 61 & figg. and Mt. 
Stat. Nea])el xvi, p. 480 & figg. 
Doliolum, structure of stolon ; Korotneff, Mt. Stat. Neapel xvi, p. 486 
& figg._ 
Ectemascidia nexa, p. 11, pi. iii, figg. 1-5, multiclathrata,, p. 12, pi. iii 
figg. 6-8 ; Sluiter, Tunic. Siboga i, n. spp. 
Eugyra molguloides, p. Ill, pi. xiii, figg. 10-15; Sluiter, t. c. n. sp. 
Euherdmania, n. nom. for Herdmania^ Ritter, non Hartmeyer, p. 650 ; 
Ritter, Zool. Anz. xxvii. 
Eupera n. g. {Halor.ynthudce) p. 222, clmni^ Atlantic, 4990 metres, p. 222, 
pi. X, figg. 10 & 11, pi. xi, figg. 29-34; MiCHAELSEN, Stolid. Ascidien 
Valdivia, n. sp. 
Eusynstyela n. nom. for Michaelsenia, van Name, p. 36, key to spp. p. 37, 
tincta, p. 37 ; Michaelsen, Mt. Mus. Hamburg xxi. 
E. hartmeyeri^ Red Sea &c. p. 38, pi. i, fig. 1 ; ]\1ichaelsen, t. c. n. sp. 
Fritillaria spp. infested by parasitic Mesozoon Lohmannella ; Neresheimer, 
Zeitschr. wiss. Zool. Ixxvi, pp. 137-166, 2 pis., 6 text-figg. 
Gynandrocaiya, p. 29, key to spp. p. 30, placenta, p. 30, dornvmcida, p. 33 ; 
Michaelsen, Mt. Mus. Hamburg xxi. 
G. domuncida, Agulhas Bank and off E. Africa, 100-400 metres, p. 247, 
pi. X, fig. 14, pi. xiii, fig. 58 ; Michaelsen, Stolid. Ascidien Valdivia : 
G. nigricans, p. 91, pi. xv, figg. 1-4, maxima, p. 93, i)l. xv, figg. 5-7, 
latericius, p. 94, pi. xv, figg. 8-11, quadricorniculis, p. 95, pi. xv, 
figg. 12 & 13, purpurea, p. 96, pi. xv, figg. 14 & 15, similis, p. 97, 
pi. XV, figg. 16 & 17, systematica, p. 98, pi. xv, figg. 18-21; Sluiter, 
Tunic. Siboga i : n. spp. 
Halocynthia ckileyisis; p. 15, text-fig. ; Michaelsen, Mt. Mus. Hamburg xxi. 
H. vanhoffeni, Cape, p. 197, pi. x, fig. 13, pi. xii, fig. 44 ; ]\Iichaelsen, 
Stolid. Ascidien Valdivia : H. transversaria, p. 48, pi. xi, figg. 1-4, 
hreviramosa, p. 49, pi. xi, figg. 5-7, polycarpa, 487 metres, p. 50, pi. xi, 
figg. 8 & 9 ; Sluiter, Tunic. Siboga i : n. spp. 
Herdmania n. g. [see also Euherdmania\ {Herdmaniidre) claviformis, 
California, p. 240, pis. xviii & xix ; Ritter, Mark Anniversary 
Volume, n. sp. 
Herdmaniidce, n. fam., p. 239 ; Ritter, t. c. 
Kilkenthalia, p. 112, horealis, p. 113; Michaelsen, Mt. Mus. Hamburg xxi. 
Lithonephrya eugyranda, p. 164, text-fig. 1 ; Damas, Arch. Biol. xxi. 
MetandrocarpaxL. g. {Polyzoince) p. 69, dura, p. 70, pi. i, fig. 8; Michaelsen, 
Mt. Mus. Hamburg xxi. 
Microcosmus alhidus. Cape, p. 213, pi. x, fig. 4, pi. xi, figg. 25 & 26 ; 
Michaelsen, Stolid. Ascidien Valdivia : J/, heraispharium, p. 52, 
pi. xi, figg. 12-14, arenaceus, p. 53, pi. xi, figg. 15-18; Sluiter, Tunic. 
Siboga i : n. spp. 
Molgula echinosiphonica, branchia, p. 782 ; Damas, Arch. Biol, xx : M. 
occulta, p. 167, text-fig. 2, ampuUo'ides, p. 170, text-fig. 3, socialis, 
p. 174, text-fig. 4, macrosiphonica, p. 177, text-fig. 5; Damas, op. cit. 
xxi. 
M. dentifera (Ed. v. Beneden MS.), Belgium, p. 179, text-fig. 6; Damas, 
t. c. : M. longipedata, p. 113, pi. xiv, figg. 1-3, flagrifera, p. 114, 
pi. xiv, figg. 4-6, crinita, 69-694 metres, })1. xiii, figg. 16-18, calvata, 
p. 116, pi. xiv, figg. 7-10, sordida, 1788 metres, p. 118, pi. xiv, figg. 
11-16, vitrea, p. 119, pi. xiv, figg. 17-19 ; Sluiter, Tunic. Siboga 1 : 
n. spp. 
