FERLIDES. 171 



100. Peula opposita. 



A't'^ra, nilcns, ferrw/ineo varia ; caput antice iestaceum, flioracc 

 inx lutiiia ; pmthorax unticc non latins, disco ruyidoso, lafcri- 

 bus muiyinatis r>'ctis, angulis sat acutis ; scutclluni Jlavo ?/««- 

 culalum ; alcc subcincrcie, ad venas transversas obscuriores. 



Black, shining, partly ferruginous : head testaceous in front, 

 hardly broader than the thorax : antenna) very minutely pubescent : 

 j)rothorax minutely ])unctured, rugulose on the disk, not broader in 

 front, with a rim mi each side and along the fore border ; sides 

 straight ; angles rather sharp : scutellum with a yellow spot in 

 fnnit: wings very sligiitly gray, darker about the transverse veins; 

 veins black. Length of the body 4^ lines ; of the wings 13 lines. 



a, h. Van Dieman's Land. From Dr. Hooker's collection. 



c. Van Dieman's Land. P'rom Mr. Smith's collection, 



d. New Zealand. Presented by Capt. J. C. Ross. 



Sub-genus 6. ISOPTERYX. 



Alarum posticarum regio analis vix uUa. 

 Anal region of the hind-wings almost wanting. 

 Isopteryx, Pictet, Hist. Xat. Neur. Perl. 146, 6. 

 Species yellow, of small size. 



Div. 1. 

 Antenna) serratac. Prothorax maculis duabus maguis fuscis. 



101. Pkkla serricgrnis. 



Perla serricornis, Pirut^ Hist. Xat. Neur. Pol. 303, 64, pi S^^ f 

 1—3. ^ ' ' 



Germany. 



Q2 



