PELECYPODA. 
Moll . 97 
77. moineti, p. 11, 77. coulboisi, p. 12, 77. bridouxi , p. 13, 77. lavigei'ianus , 
p. 14, 77. guillemeti , p. 15, 77. dromauxi , p. 17, U.vinclcei, p. 18, U.josseti , 
p. 19, 77. menardi, p. 20, [7. visseri, p. 21, (7. randabeli, p. 22, n. spp., 
Tangauika, JBourguignat (l). 77. c?om, n. sp., Hue, Cochin China, 
Wattebled, p. 71, pi. v, fig. 5. 77. jolyi , 77. medjerdce , 77. micelii , 77. 
serbicus , 77. croaticus, 77. decipiens , 77. gandioni , 77. striatulus , 77. nitidosus , 
77. truncatulus, 77. neocomiensis, figured for the first time ; Kobelt (15). 
77. rhenanus , 77. lcocliii , n. spp., Nassau, (17). 77. popenoi , n. sp., 
Kansas, Call (2). 33 species from Ohio ; Sterki, pp. 24, 25, & 54-5G. 
Pohlig by the examination of a large series from the Rhine, has 
reduced a number of species and varieties to two — 77. pictorum and 77. 
batavus. 77. ( IJyridella ) hygapanus , 77. (77.) fissidens, n. spp., Kalahari 
Desert, Bcettger, (11) pp. 26-28, pi. ii, figs. 6 & 7. 
Zairia, n. g., for 7T. disciformis, Z. araneosa , 2T. poiricri , clcgans , 2T. 
sordula , n. spp., Congo, Rochebrune, pp. 10-13. 
Mutelidac. 
Family justified on anatomical grounds ; Pelseneer, (4) p. 127. 
Chclidonura , n. g. for Sjmtha ( Mutcla ) hirundo , v. Marts, (pi. i, figs. 5 
& 6) ; and also (7. arietina , n. sp , Congo, Rochebrune, pp. 3-5, pi. i, 
figs. 1-4. 
Mutela bridouxi , p. 25, If. lavigeriana , p. 26, if. moineti, p. 27, if. 
jouberti , p. 28, if. monceti, p. 29, if. visseri, p. 31, n. spp., Tanganika, 
Bourguignat (1). 
Mutelinci, n. g., Bourguignat (41), Zool. Rec. xxii, ifo77. p. 3. if. 
legumen, if. tholloni, if. pro.sina, M. mabilli , if. paludicola, n. spp., 
Congo, Rochebrune, pp. 6-8. if. complanata , n. sp., Upper Senegal, 
Jousseaume, (1) p. 489, pi. xiii, fig. 1. 
Pliodon, anatomy, see p. 31, antea. 
IRIDINID2E. 
Brazzcea ventricosa , p. 45, 77 randabeli , p. 46, B. moineti, p. 47, B. 
jouberti , p. 48, 71. coulboisi , p. 50, B. elongata, p. 51, 71. charbonnieri, 
p. 52, (7. lavigeriana, p. 53, 71. bridouxi, p. 54, 71. ncwcombiana , p. 55, 71. 
cximia, p. 57, 71. bourguignati, p. 58, n. spp., Tanganika, Bourguignat (1). 
Burtonia moineti , p. 33, B. elongata, p. 34, 71. sub triangular is, p. 35, 71. 
lavigeriana, p. 36, B. bridouxi, p. 37, 71. bourguignati, p. 38, 71. contorta , 
p. 39, 71. jouberti, p. 40, 71. magnijica, p. 41, B. grandidieriana , p. 42, 
n. spp., Tanganika, Bourguignat (1). 
Cameronia, Bgt., is based upon hinge characters, which vary in diffe- 
rent individuals; Pelseneer, (4) p. 111. 
Cameronia gigantea, p. 68, C. admirabilis, p. 69, C. bridouxi, p. 71, C. 
guillemeti , p. 72, C. pulchclla, p. 73, C. landeaui , p. 74, C. obtusa, p. 75, 
C. complanata, p. 76, C. coulboisi, p. 77, C. locardiana, p. 78, C. revoiliana, 
p« 79, C. wynckei, p. 81, C. josseti, p. 82, C. charbonnieri, p. 83, C. dro- 
mauxi, p. 84, C. lavigeriana , p. 85, C. mabilliana, p. 86, C. jouberti, p. 88, 
