30 SYSTEMATIC INDEX. 
Lucina lunata 
Gratelupia Moulinsii 
Astarte recurva - 
Nicklinii - 
suleata : 
parva . 
minor - 
minutissima 
Cytherea globosa - 
comis - 
Hydii - 
subcrassa - 
trigoniata 
minima - 
Venericardia transversa 
Sillimani 
rotunda 
parva 
Hippagus isocardioides 
Myoparo costatus - 
Arcarhomboidella  - 
Pectunculus Broderipii 
minor - 
deltoideus 
ellipsis 
obliqua 
Nucula Sedgewickii 
ovula - - 
pectuncularis 
Brogniarti_ - 
media - 
pulcherrima 
plicata - 
magna - 
carinifera 
plana - - 
semen > 
58 
59 
61 
61 
Avicula Claibornensis 
Pecten Deshaysii_ - 
Lyelli - 
Plicatula Mantellii - 
Ostrea semilunata - 
divaricata - 
Alabamiensis 
lingua-canis 
P pincerna 
Fissurella Claibornensis 
Hipponix pygmea 
Infundibulum trochiformis 
Crepidula cornu-arietes 
Bulla St Hillairii = - 
Dekayi - 
Pasithea secale - 
notata : 
lugubris” - 
aciculata - 
striata - 
sulcata - 
umbilicata 
guttula ss - 
Claibornensis 
Natica striata : 
parva - - 
minor - 
minima - 
gibbosa . 
semilunata - 
magno-umbilicata 
mamma - 
Acteon punctatus - 
lineatus - 
elevatus’ - 
melanellus 
striatus 
200 
100 
101 
101 
102 
102 
103 
103 
104 
104 
105 
106 
107 
107 
108 
108 
109 
109 
111 
112 
113 
113 
114 
