6 
Solenaria, 
Spinifer, Sowb., 
Spirifer, 
Spirinea., 
Spirulum, 
Spiroglyphis, Dand., 
Spirographis. Viv., 
Spironites, Lam., 
Spironotia, 
Spirorbis, Daud., 
Spirula, Lam., 
Spirularia, 
Spondylus, Lam., 
Stegomphix., 
Steniola, 
Stenodon, 
Stenostoma, 
“se 
Stenotoma, 
Stenotrema, 
ce 
convexa, 
convexa. 
Stephastoma, 
Stephylla, 
bs fusca, 
lutescens, 
4 pallida, 
Stomatella, Lam., 
Stomatia, Lam., 
Strigillaria., 
Strombia, 
Strombus, L. 
Strophesia, 
Strophitus. 
Strophomenes, 
“ 
> 
flexilis, 
levigata, 
Succinea, Drap., 
Sulcularia, 
Symphoma, 
Sympnonota bialata, Lea, 
Sympterus, 
Telistrophis, 
torsala, 
Tellina, 
Terebellum, Lam., 
Terebra, Brug., 
Terebraria, 
Terebratula, Lam., 
Terebratulites Eriensis, 
Terebrina, 
Teredaria, 
Teredo, Linn., 
Testacella, Lam., 
Testacina, 
Tethydia, 
Tethys, L., 
Tetracea. 
Theoris, 
Thoena, 
Tigvias, 
Todarus, 
sf argo, 
Torticella, 
Yoxerites, 
os truncata, 
Toxolasma, 
Toxostoma, 
aa) globularis, 
Toxotrema, 
a complanata, 
globularis, 
“ce 
Tremesia, 
st patelloides, 
Tremonia, 
Tremarus, 
Trichomecus, 
INDEX. 
19 | Tridacna,{Brug., 20 
86 | Trigella, 20 
24 | Trigonia, Brug., 20 
13 | Trigonima, 28 
13 i amygdaloides, 28 
13 = nucularis, 28 
13 Trigorima, 24, 86 
15 | Triodopsis, 24, 27,68 
14 ss lunula, 68 
13,18 Triton, L., 16 
15 | Tritonia, Lam., 16 
15 | Trochidia, 18 
21 |. Trochinia, 17 
93 | Trochites, 66 
17 | Trochus, L., 18, 24 
24 | Trophodon, 67 
67 | Trophodor, 24 
67 | Truncilla, 24, 76, 77, 80 
24 ES triqueter, 77 
13, 28 ae truncata, 77 
28 | Trunculites, 87, 90 
21 | Turbinellus, Lam’, 18 
12,16 | Turbinacea, 18 
12 Turbo, L., 18 
12 | Turbonus, 18 
12 | Turrilites, Lam., ah 
17 | Turritella, Lam., 18 
V7 Tylodina, 17, 33 
19 ~ punctulata, 33 
19 Ungulina, Dand., 20 
19 | Unio, 20, 29, 35, 36,37, 46, 70, 83, 85, 92 
87 “ abruptus, Say, vi 
59 “ alatus Say, 36, 45 
69, 86, 87 “ \Proptera) alata, 29 
69 “« (Lampsilis) argyratus, 84 
69 “ (Obliquaria) atroyiolacea, 63 
17 ss « attenuata, 49 
> 79,81,92 “  aurata, 41,74 
21 ‘* ‘badius, 77 
85 “ (Obliquaria) bicolor, 75 
17 “ (Epioblasma) biloba, 72 
90 “ (Obliquaria) bullata, 51 
90 “ an calendis, 75 
20, 24 cL ae pallida, 72 
19 “ (Lampsilis) cardium, 45 
19 “  cariosus, Say, 45 
19, 86 “  Caroliniana, Bosc., 35, 40 
21, 24, 30, 86 “  (Obliq. and Axim.) castaneus, 76 
68, 69, 90 “  chloris, 76 
19 ** (Toxolasma) cinerescens, 72 
24 “ (Obliquaria) Cliffordiana, 63 
21 * compressus, 77 
17 “ (Pleurobema) conica, 29 
17 “ (Obovaria) cordata, 55 
16 Le es var. rosea, 56 
16 “ corrugata, 86 
17 «“ (Amblema) costata 58 
lj “  erassus, Say. 36, 39, 40 
15 “ crenulatus, 77 
24 *“  (Elliptio) crassa, 39 
15, 94, 95, 96 “* (Obovaria) crassa, 29 
95, 96 “ cultratus, 77 
93 “ (Pleurobema) cuneata, 56 
24, 28 *s < var. maculata, 56 
28 sd fs - © suleata, 56 
72 “« (Obliquaria) cuprea, 48,75 
24, 67 *“ (Toxolasma) cyclips, 2 
67 var. fuscata, 72 
28 “ Juteseens, 72 
28 “cylindrica, Say, 36, 43 
28 “ (Obliquaria) cyphia, 49 
62 st ae decorticata, ~ 46 
62 “ debiscens, Say, 92 
12, ‘* depressa, 77 
18 * (Obliquaria) depressa, 47 
17 ‘- (Plagiola) depressa, 29 
x 
