180 '•^"'^'' 



HYDROPTILIDiE. 



Htdroptila spabsa, Curt. — Along the streams in Vallafield. 



H. FEMORALis, Eaton. — Loch Watlee. 



OxTETHiRA C06TALIS, Curt. — Various streams that run into Vallafiehl. 



NEUEOPTEEA-PLANIPENNIA. 

 HEMEROBIID^. 



Hemekobius orottpus, Wall., subnebulostjs, Ste., nervobtts', Fab. — A few 

 of each occurred in Ilaligarth Grounds. 



CHRYSOPID^. 

 Chrtsopa VULGARIS, Sclin. — One specimen occurred at Haligarth. 



PSEUDO-NEUEOPTEEA. 

 PSOCID^. 



Clothilla pttlsatoria, L. — Common in the houses. 



Psocus BIFASCIATUS, Latr. — Common in Haligarth plantation. 



Elipsoctjs unipunctatfs, Miill. — Very common in Haligarth plantation. 



E. Westwoodii, McLach. — Ordcl House among the honeysuckle, and in the 

 Haligarth plantation. 



PERLID^. 



Isoptertx tripunctata, Scop. — A small race of this was to be obtained by 

 searching under stones along Loch of Cliff and Loch Watlee, some of the specimens 

 measuring only 6 mm. [Also at Lerwick, but the specimens wei-e much larger.] 



Leuctba fusciventris, Ste. — ^Not uncommon at Loch of Cliff and by the 

 streams at Hermaness. [Also near Lerwick]. 



EPHEMERID^. 



Cloeon simile, Eaton. — Not uncommon at Loch of Cliff and Loch Watlee. 

 [Very common near Lerwick]. 



Centboptilum luteolum, Miill. — Common at Loch Watlee. 



Baetis tenax, Eaton. — Loch of Cliff, Vallafield, Burrafirth, Tonga Daal, and 

 the streams on Hermaness. [Also common near Lerwick]. 



The following is a summary of the species collected in Unst and 



near Lerwick : — 



Unst. near Leewick. 



TfiiCHOPTEKA 32 species 10 species. 



Planipennia 4 „ — „ 



PsociD^ 4 „ „ 



Peklidje 2 „ ... 2 „ 



Ephemerid^ 3 „ 2 „ 



207, Sauchiehall Street, Glasgow : 

 Mat/, 1890. 



