VII. MOLLUSCA. 
66 Moll. 
f Corymbina, n. g., with 2 n. spp., Levantine Beds, Rhodes I.; Bukowksi 
[P reliminary description, Anz. Ak. Wien, 1892, p. 249], Denk. Ak. 
Wien, lx, p. 295. 
Gundlachia : notes on the Australasian species ; Hedley, P. Linn. Soc. 
N. S. Wales, viii, pp. 505-514, 1 pi. 
Linmcva auricularia , Linn., note on abnormal specimens ; Sykes, J. 
Malac. iii, pp. 34-30, figg. 
Limncea elmeteitensis, Lake Elmeteit, E. Africa, Smith, P. Malac. Soc. 
London, i, p. 167, fig. ; L. arabica, Oman, Arabia, Smith, t. c. p. 142, 
fig. ; L. subperegra , China, Gredler, Ann. Hofmus. Wien, ix, p. 423; 
f L. headonensis , Oligocene, Headon Hill, Newton & Harris, P. 
Malac. Soc. London, i, p. 74, fig : n. spp. 
Limnctidce of Bohemia ; Ulicny (427). 
Physa hetprostropha , cleavage is reversed ; Crampton, Ann. N. York Ac. 
viii, pp. 167-170, 1 pi. 
Planorbis ( Gyraulus ) hptosloma , p. 193, Finnland, ( Armiger ) dilectus, 
p. 194, Greece [alleged new species] ; Westeiilund, Nachrbl, 
deutsch. malak. Ges. 1894. P. supracarinatus, n. sp. ? Lake Como, 
Pfeiffer, Nachrbl. deutsch. malak. Ges. 1894, p. 70; P. tancvedii , 
Paraguay, Paravicini, Boll. Mus. Toriuo, ix, No. 181, p. 8 ; P. 
( Gyrorbis ) macedonicus, p. 379, P. presben$i$ } paradoxus , p. 380, 
European Turkey, Sturany, Ann. Hofmus. Wien, ix, figg.: P. homs- 
ensis , Lake Homs, Syria, Dautzenbero, Rev. biol. Nord France, vi, 
p.337, figg. ; fP. incertus , Eocene, Peckham, Newton & Harris, P. 
Malac. Soc. London, i, p. 76, fig. : n. spp. 
Pulmobranchia , n. g., for Physa lamellata , Madagascar, which has deve- 
loped an external gill to the left of the anus ; Pelseneer, C.R. 
Ac. Sci. cxix, pp. 354 & 355 ; also Bull. Soc. malac. Belgique, xix. 
SlPHONARIIDiE. 
Siphonaria concinna , Sow., notes on its anatomy, Prate, SB. Ak. Berlin, 
1894, pp. 222-224 ; S. sirius , p. 9, acmceoides , p. 16, Japan, Pilsbry, 
Nautilus, viii : n. spp. 
OPISTHOBRANOHIA TA. 
Morphology of the epithelium of the liver of Opisthobranchs ; Fren- 
zel (113). 
NUD1BRANCHIATA. 
JEolidia herculea , St. Barbara Is., California, Bergii, Bull. Mus. Harvard, 
xxv, p. 128, figg., n. sp. 
Chromodoris agassizi /, Gulf of Panama, Burgii, Bull. Mus. Harvard, 
xxv, p. 182, figg., n. sp- 
