OPfSTHOBRANCHIATA. 
Moll 71 
OPISTIIOBRANCHIATA . 
Opisthobranchs, free larvae of ; Mazzarelli (431). 
Nervous system ; VayssiiSre (629). 
NUDIBRANCHIATA. 
Notes on some Genera ; Eliot (208, &c.). 
Spawn of some Nudibranchs ; Smallwood (569). 
Nudibranchiata, nematocysts; Grosvenor (269): Abric (2, 4): Lenden- 
feld (394). 
Variation of colour ; Abric (1). 
Anatomy of several Nudibranchs ; VAYSSifeRE (629). 
Alloiodoris , n. gen. for A. marmorata , n. sp., Tasmania; Bergh (52), 
p. 41, fig. 
Archidoris stellifera (Ihering), Gulf of Marseilles ; Vayssi^re, J. Conchyl. 
lii, p. 130, fig. : A. africana , p. 361, minor , p. 362, E. Africa ; Eliot, 
P. Zool. Soc. London 1903, ii : A. violacea , p. 31, nanula, p. 33, New 
Zealand ; Bergh (52), figg. : n. spp. 
Asteronotus hemprichi, Ehrenberg, figd. ; Eliot, P. Zool. Soc. London 
1903, ii, p. 384. 
Bornella digitata , Adams, excepta , Bergh, p. 102, radula ; Eliot, op. cit. 
1904, ii. 
Bornella simplex , Zanzibar ; Eliot, t. c. p. 103, fig. : n. sp. 
Chromodoris reticulata , Pease, p. 386, figd., elizabethina , Bergh, n. var., 
p. 392, lineata , Souleyet, n. var., p. 397 ; Eliot, P. Zool. Soc. London 
1904, i : C. (?) roseopicta , Verrill, note on ; Verrill, Tr. Connect. 
Ac. xi, p. 33. 
Chromodoris sykesi , p. 387, cavce, p. 388, annulata i p. 389, splcndcns , p. 390, 
vicina , p. 392, nigrostriata } p. 394, inconspicua, p. 398, ( 1)Jlava , p. 399, 
Zanzibar ; Eliot, P. Zool. Soc. London 1904, i, several figd. : n. spp. 
Coryphella californica, California ; Bergh (52), p. 6, fig. : n. sp. 
Cuthona (?) bicolor , Japan ; Bergh (52), p. 3, fig. : n. sp. 
Discodoris coerulescens, n. subsp., Zanzibar ; Eliot, P. Zool. Soc. London 
1903, ii, p. 365. 
Discodoris dubia f p. 53, egena , p. 54, Tasmania ; Bergh (52), figg. : 
n. spp. 
Doris planata, notes on ; Eliot (207). 
Doris giardi , Wimereux ; Abric, C.R. Soc. Biol, lvii, p. 232 : n. sp. 
Elysia subornata , p. 29, fiava , picta , p. 30, papillosa , p. 31, Bermudas ; 
Verrill, Tr. Connect. Ac. xi, figg. : n. spp. 
Facelina goslingii , Bermudas ; Verrill, t. c. p. 34, fig. : n. sp. 
Fiona , development of germ layers ; Casteel (99) : F. marina , early 
larval development ; Casteel (100). 
Fracassa tuberculosa , Zanzibar ; Eliot, P. Zool. Soc. London 1903, ii, 
p. 371 : n. sp. 
Halgerda willeyi, Loyalty Is., p. 372, wasinensis , E. Africa, p. 373 ; Eliot, 
t. c. figg. n. spp. 
Hexabranchus plicatus, Red Sea ; Hagg (278), p. 5, fig. : n. sp. 
Ilomoiodoris nov. zealandice , New Zealand ; Bergh (52), p. 35, fig. : n. sp. 
Kentodoris rubescens , Bergh, figd. ; Eliot, P. Zool. Soc. London 1903, ii, 
p. 374. 
Lamellidoris aureopuncte , p. 31, miniata , p. 32, Bermudas ; Verrill, 
Tr. Connect. Ac. xi, figg. : n. spp. 
Linguella variolosa , China Sea ; Bergh (52), p. 21, fig. : n. sp. 
