244 Transactions of the Sociehj. 



25. NoTHRUs HORBiDus, Herm. 



Notaspis horridus. Herm. 90. 

 Orihata horrida. Gervais, iii. 254. 

 Nothrus horridus. Nic. 456. 

 Nothrus runcinatus. Koch, fasc. 29, pi. 23 1 nymph in different 

 „ sinuatus „ „ „ „ 22 | stages. 



„ mutilus „ „ „ „ 18 ? 



Found everywhere. 



It seems quite possible that Thorell's Nothrus horealis may 

 turn out to be a northern variety of this species. 



26. Nothrus bicarinatus. Koch. 

 Koch, fasc. 29, pi. 16. 

 Nic. 456. 

 Nothrus furcatus. Koch, fasc. 30, pi. 3 ) n 



„ segnis. Hermann, 94 3 ^ ' 



Found by Mr. George at Kirton Lindsey, and by me at Epping 

 Forest and Loch Maree. 



27. Nothrus palustris. Koch. 

 Koch, fasc. 29, pi. 13. 

 Nic. 457. 

 Nothrus palUatus. Koch, fasc. 29, pi. 31 > ■, 



„ histriatus ,, „ 30 „ 4^ -^ -^ * 

 Nymi^th found by Mr. George at Kirton Lindsey and by me at 

 Epping Forest and Loch Maree : perfect creature found at Loch 

 Maree. 



28. Nothrus nanus. Nic. 

 Nic. 458. 

 Found by Mr. George at Kirton Lindsey, and by me at Epping 

 Forest. 



29. Nothrus theleproctus. Herm. PI. X. Fig. 3. 



Notaspis theleproctus. Herm. 91. j 



Liodes theleproctus. Hey den. i carrying cast skins. 



Nothrus theleproctus. Koch, fasc. 29, pi. 10 J 



„ convexus „ „ „ „ 1, without cast skin. 



„ farinosus „ „ „ ,, 8, carrying one cast 



skin only. 



„ canaliculatus „ ,, „ ,, 7, washed clean ? 



Found by Mr. George at Kirton Lindsey, and by me at Epping 

 Forest and near Tamworth. 



Koch's and Hermann's descriptions may serve without repeti- 

 tion, as the species is very distinct. It usually carries the cast 



