102 HYDROPSYCHID.E. 



1. PLECTROCNEMIA SENEX. 



Obscure fusca ; frons et thorax pilis argenteo-albidis vestiti ; an- 

 tenna fulvce, albo annulatce ; alee anticce canescentes, albido 

 nigroque variegatce, costa nigro punctata. Long. 5 6 ; alar. 

 1213 lin. 



Philopotamus conspersus ? Curt. Phil. Mag. iv. 213. 

 Hydropsyche senex, Pictet, Reck. Phryg. 219, 28, pi. 19, f. 1. 

 Plectrocnemia senex, Steph. III. Brit. Ent. Hand. vi. 168, 1. 

 Polycentropus senex, Burm. Handb. Ent. ii. 913, 1. 



a e. England. 



/. Italy. From Dr. Leach's collection. 



Genus 4. PHILOPOTAMUS. 



Antenna? graciles, alls longiores. Tibiae anticae bicalcaratae. 

 Ala? postica? parvae, vix plicatae. 



Philopotamus, Leach, MSS.; Steph. III. Brit. Ent. Hand. vi. 169 ; 



Westw. ; Ramb. 

 Phryganea p., Fabr. ; Scop. ; Schr. ; Oliv. ; Latr. ; Donov. 



1. PHILOPOTAMUS SCOPULORUM. 



Niger ; antennce et pedes fulva, illce fusco annulatce ; alee anticce 

 fusca, luteo maculatce, posticce fuscescentes, maculis obscurio- 

 ribus. Long. 4 5^ ; alar. 9 15. lin. 



Philopotamus Scopulorum, Leach, MSS. Steph. III. Brit. Ent. 

 Mand. vi. 169, 1. 



a. England. 



b. Italy. From Dr. Leach's collection. 



2. PHILOPOTAMUS VARIEGATUS. 



Niger ; antennce et pedes fulvescentia ; alee anticce fuscce, maculis 

 plurimis rotundatis luteis, posticce cinerece. Long. 5 ; alar. 

 14 16 lin. 



Phryganea variegata, Scop. Ent. Cam. 693. Schr. Ins. Austr. 621. 

 Faun. Boic. ii. 182, 1910. Fabr. Ent. Syst. ii. 79, 23. Oliv. 

 Enc. Meth. 546, 26. Latr. Hist. Nat. xiii. 90, 19. 



