326 Natural Objects met with in Derbyshire. 



Land Shells : — Bulimus lubricus, Achatina acicula, Ver- 

 tigo sexdentata. 



Plants. In Gawdy Hall Wood, in the neighbourhood, I 

 found Orthotrichum LyellzV, growing upon several trees. 

 In the same wood are also found O v phrys nidus avis, Xathy- 

 rus Nissolz'tf, Z)ipsacus pilosus. In a field adjoining Mendham 

 Lane, Crocus vermis was very abundant. I was informed 

 that Fritillaria meleagris also grew there. At Shotford 

 Bridge I saw Hottonz'a palustris ; and above Mendham 

 mill, a large patch of Tulipa sylvestris. In Weybread gravel 

 pit I found one or two species of the fossil ^Echinus, and 

 numerous species of the more common mosses, with ^Hyp- 

 num alopecurum, dendroides, and yilicinum. I also found 

 Tortula rigida, Dicranum tfdiantoides, and Bartramm pomi- 

 formis in the neighbourhood. 



SHELL SNAILS AND OTHER NATURAL OBJECTS MET WITH IN 

 DERBYSHIRE. 



On my return into Derbyshire, I entered into an investi- 

 gation of the land and freshwater shells in the park and 

 neighbourhood of Calke Abbey, and discovered the fol- 

 lowing 



Land Species : — Vitrina pellucida, Helix nemoralis, ar- 

 bustorum, rufescens, caperata, aspersa, nitens, hispida, radiata, 

 fulva, pulchella, brevipes ; Clausilia rugosa, Bulimus lubricus 

 and obscurus, Achatina acicula, Cary'chium minimum (this is 

 not uncommon among the roots of J5ryum ligulatum) ; Pupa 

 umbilicata and edentula. Most of the above I found under 

 large stones, and in the crevices of the limestone rock, which 

 is here very abundant. 



Of Freshwater Species, 1 found A'nodon cygneus, Cyclas 

 cornea, Succinea amphibia, Planorbis vortex, Limneus per- 

 eger. In dragging the river Trent, between Repton and 

 Swarkeston Bridge, I procured A'nodon cygneus, ikfysca 

 pictorum, ovata ; Succinea amphibia, oblonga (found on 

 stalks of grass some feet from the water side); Limneus 

 pereger, palustris, fossarius. 



The Fish we captured were bream, barbel, roach, chub, 

 pike, perch, eel, and trout. 



[Plants.'] In some ponds by the side of Swarkeston 

 bridge, I saw I?umex jF/ydrolapathum ; and in Calke Park 

 I found Lathrae N a Squamaria, growing at the roots of old 

 thorn trees. 



[_Birds.~] The tree pigeon or stockdove (Cblumba GTnas) 

 is not uncommon in the park : I have found their nests on 

 one or two occasions. They were built in the hollow of a 



