70 Moll. 
VII. MOLLUSCA. 
SUCCINEIDvE and VERONICELLID.E. 
A topos, anatomy of; Sarasin (456). 
Atopos scutulatus, p. 106, simrotki, cristagalli , p. 107, pristis , p. 108, 
Celebes; Sarasin (456), figg. : n. spp. 
•JSuccinea return, n. var.; Pilsbry, Nautilus xii, p. 103. 
Succinea tlalpcimensis, Mexico; Pilsbry, P. Ac. Philad. 1899, p. 401: 
S. dalcaensis, S. Africa ; Sturany, Denk. Ak. Wien lxvii, p. 608, fig.: 
S. bicolorata, p. 271, thaanumi, casta, garrettiana , p. 272, Hawaii, 
waianaensis , Oahu, inconspicua , Hawaii, p. 273 ; Axcey, P. Malac. 
Soc. London iii, figg. : n. spp. 
Vaginula , anatomy of; Sarasin (456). 
Vaginula melatomus, bomceps , Celebes; Sarasin (456), p. 70, figg. : n. spp. 
BASOMMATOPHORA. 
Auriculida:, Limnaada, and Physida:. 
Ancylus fluviatilis , reproductive organs ; Lacaze-Duthiers (259). 
Ancylus papillaris, Mexico; Martens, Biol. Centr.-Amer. p. 402, fig. : n. sp. 
Auricula catonis, durbanica , S. Africa; Melvill & Ponsonby, Ann. Nat. 
Hist, iv, p. 199, figg. : n. spp. 
Carychium balianum , Bali I.; Fulton, P. Malac. Soc. London iii, p. 216, 
fig.: n. sp. 
Limncea peregra abandoning its shell; Stubbs, J. Conch, ix, p. 164: L. 
gracilis , habitat of; Kirkland, Nautilus xii, pp. 119, 131: L. stag- 
nalis , variation of; Crowther (110): L. stagnalis, embryology ; 
Nourry (361): L. ovata , n. var.; Stoll, Vierteljahrschr. Ges. Zurich 
xliv, p. 83. 
Limncea clessini , China; Neumayr (347), p. 778, fig.: L. dalcaensis, 
S. Africa; Sturany, Denk. Ak. Wien lxvii, p. 610, fig.: L. castroi, 
p. 159, servaini, p. 164, paulinoi, p. 166, lusitanica, p. 167, Portugal; 
Locard, Arch. Mus. Lyon vii, No. 1 : n. spp. 
Physa craveni, n. n. for P. lirata, Craven, nom. preocc.; Sturany, Denk. 
Ak. Wien lxvii, p. 612 [same sp. already so re-named by Ancey, 1886]. 
Physa paulinoi, p. 171, castroi, p. 172, Portugal; Locard, Arch. Mus. 
Lyon vii, No. 1 : n. spp. 
Planorbis spirorbis, cause of abnormality in; Standen, J. Conch, ix, 
p. 216: P. liarni, Pilsbry, is a synonym of P. rubellus, Sterki; 
Pilsbry, Nautilus xiii, p. 51. 
Planorbis libanicus, Syria; Westerlund, Nachrbl. Deutsch. malak. Ges. 
1899, p. 170: P. tepicensis, p. 393, subpronus, p. 396, Mexico; Mar¬ 
tens, Biol. Centr.-Amer. figg. : n. spp. 
OPISTHOBRANCHIA TA. 
NUDIBRANCHIATA. 
Nudibranchiata, classification and list of British species; Cooke (89). 
Nudibranchs from Samoa; Eliot (145). 
Cenia, development of ; Pelseneer (380, 381). 
Corambella, n. gen., for C. depressa, n. sp., Long Island ; Balch, P. Boston 
Soc. xxix, p. 151, fig. 
Elysia nigropunctata, Pease, n. var.; Hedley, Mem. Austral. Mus. iii, 
p. 486, fig. 
Elysia hendersoni, Samoa; Eliot, P. Ac. Philad. 1899, p. 521, fig.: n. sp. 
Polycerella davenportii, Long Island; Balch, P. Boston Soc. xxix, p. 150, 
fig.: n. sp. 
