114 —— Dr. Maton’s and Mr. RACKETT's E 
_ squamis 6 ad 8, parvis, acutis, patulis, concavis. (Linn, Mus. Lud. 
Ulr. p. 195.) . Teste juniores leves. 
Found near Weymouth Dorset, by Dr. Pulteney. 
NAUTILUS. 
Linn. Syst. Nat. n. $18. | 
T ; * spirales, rotundati : anfractibus contiguis. ; = ; 
lacustris. N.testa spirali, compressa, umbilicata, carinata; anfrac- 
tibus tribus, supra convexis contiguis; apertura semi- 
ovata; septis triradiato-perforatis. Lightfoot in Act. 
Angl. t. 76. t. 1. f. 1—7. . | 
Walker Test. Min. Rar. t. 1. f. 28. 
Montagu Test. Brit. p. 191. t. . 6. Jf 3. 
Habitat in aquis dulcibus. | 
Testa diametro 1 poll. tenera, pellucida, Hodhi vivente rufescente-brunnea, 
lineis 3 vel 4 albis ab umbilico ad marginem decurrentibus. Incola 
Limax, antennis filiformibus, oculis capiti infixis juxta antennarum 
ees ut in aquaticis. (Lightfoot.) | 
- Discovered by Mr. Boys on flags in Hernhill akt 
Kent Found on the roots of Carices, near Eton, Buck- 
inghamshire, by Mr. Agnew; and in the marshes neàr 
qom Eu by Mr. Swainson. 
£. 
rotatus, N. testa spirali, levi; apertura semicordata; geniculis 
sex; striisflexuosis,elevatis, notatis; carina in tegerrima. 
` Planc. Conch. t. 1. f. 12. 13? 
Martini Conch. t. 20. f. 180. 181? 
Morti, Ev Bot. Ps 189. t. 15. A $ N. Calcar. 
wEhinapectobae bec ako be. the N. Calcar 
of Linneus, but it does. not apte either with his de- 
scription or with the guns! Fus he TÉ v. 
