810 
THE MIDDLE LIAS OF NORTHAMPTONSHIRE. 
very large number of interesting fossils, but there is com¬ 
paratively little to be done now. The list of fossils I give 
includes only those that I and Mr. W. D. Crick (who worked 
much of the district with me) have been able to procure. 
Mr. Wilson’s Pit, Chipping Warden. Feet in. 
1. oll ... ... ... ... ... ... ... 1 0 
Upper Lias. 
2. —Light-grey clay, containing small ammonites and 
belemnites, also irregular blocks of white lime¬ 
stone in the upper part—the remains of the 
Lower Cephalopoda-Bed ... ... ... 2 2 
3. — Fish-Bed ; a limestone in two bands, some of it 
violet coloured inside. Upper part in small 
irregular pieces, easily broken ; lower part 
larger blocks, harder, and looks water worn 
in places; containing Ammonites serpentmus, 
A. Holandrei , A. acutus, Euomphalus minutus, 
Fish remains , dc. ... ... ... ... 0 
Middle Lias. 
4. —Transition-Bed; clay, and grey friable sandy marl, 
very red in places; the marl very fossiliferous, 
containing Ammonites Holandrei, A. acutus, A. 
communis, Belemnites—several species, Chemnitzia 
foveolata, Cerithium ferreum, Alaria unispinosa, 
Eucychts G audrycinus , K. conspersus, Phasianella 
morencyana (?) or Phasianella Buviynieri (?) Cryp- 
tcenia consobrma, Actceonina Ilminsterensis, Ostrea 
sportella, Pecten cequivalvis, Plicatula spinosa, 
Gucullcea Miinsteri, Astarte subtetragona, Astarte 
striato-sulcata, Leda Galatea, Cardinia philea, 
Bhynchonella tetrahedra, Terebratula cornuta ? 
Ditrypa etalensis, Diastopora liassica, (be. ... 0 6 
Small ironstone concretions and crystallised carbonate 
of lime in the lower part. 
5. —Ferruginous limestone similar to rock-bed. Lower 
part very fossiliferous—broken shells chiefly. 
La rye belemnites, Pecten liasinus, Pccten cequiva Ivis, 
Pentacrinus, Pihynchonella tetrahedra, var. North¬ 
ump ton eoisis ... ... ... ... ... 0 3 
6. —Sandy marl, very much like the Transition-bed, 
but the fossils larger; the Pdiynchonell® mostly 
as separated valves. Many crushed specimens 
and broken shells, Gasteropods, Fncrinite stems, 
Uhynchonellce, Bivalves ... ... ... ... 0 3 
