CLASS V. IXSECTA. 147 



Inhabits the sandy shores of the sea near Swansea beneath drifted 

 wood, where it was first discovered by Sir J. Banks, and twenty 

 years after was Hkewise taken in great profusion by Dr. Leach. 



The otiier British species are N. livida, N. brevkollis, and JV. Gyl- 

 IcnhaUi. 



Genus 15. LEISTUS. Frvl, Clairv., Bond., Panz. Pogonopiio- 

 Rus. Latr., Leach, Gt/ll. 



Palpi elongate: lahlal with the third joint very long: lip with the 

 tooth of its notch bihd : antenne linear, deflexed : abdomen qua- 

 drate, oblong : wings two : thorax with the base truncate, the angles 

 straight : (mouth spinose : anterior tarsi of the male with the three 

 first joints dilated.) 



Sp. 1. Leistus caruleus. Latr. 



Carabus spinitjarbis. Marsham. 



Inhabits sandy situations, and under stones in May and June. 



II. Anterior tibia emarginate within, or with an elevated internal 

 spur. Elytra not truncate, most frequently covering the whole 

 abdomen. 



A. Palpi elongate. Anterior tarsi of the male generally with only two 

 dilated joints. Thorax on each side rounded. (Palpi with the 

 last joint deeply truncate.) 



Genus 16. PANAG.'EUS. Latr., Clairv., Bond., Panz., Leach, 



Gyll. 

 Mandibles acute, simple : lip with the tooth of its notch bifid : neck 

 distinct : mouth acute : palpi with their fourth joint triangular: wings 

 two : thorax suborbiculate, entire : (anterior tarsi of the male with 

 the tvvo first joints penicillate-dilated.) 

 Sp. 1. Pan. Crux-major. Latr. 



Inhabits Europe. In Britain it is rare, but is occasionally found at the 

 roots of trees, and in sandy situations. 



Stirps 3. — Mandibles obtuse or above towards their points emargi- 

 nate-truncate or with a large and verv obtuse tooth : neck none : 

 -mouth very obtuse : (body depressed.) 



Genus 17. BADISTER. Clairv., Latr., Bond., Panz., Leach. 



Amblychus. Gyll. 

 Palpi with their last joint oval : thorax anteriorly and posteriorly 

 notched : wings two. {Anterior tarsi of the male with the three first 

 joints dilated.) 

 Sp. 1. Bad. bipustulatus. Latr., Leach. 



Inhabits Europe. In England it is found under stones, and in sandy 

 situations. 



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