502 Prof. J. O. Wcstwoocl's descriptions of 



Pedes graciles longissimi, tarsis gracillimis ; posticis 

 tlbiis plus duplo longioribus ; articulo apicali minimo. 



Abdomen crassum, clavatuni, segmentis intcrmediis 

 siiblto dilatatis ; scgmento idtinio vciitrali apice sinuato, 

 in medio profimde inciso. 



Semnotes imjyeratoria. (PI. III. fig. 1.) 



Pallide stramineo-flava, nigro-variegata, capite cum 

 collo fulvo ; ocidis antennisque nigris, thoi-ace supra 

 anticc nigro, fascia transversa sinuata ante alas, maculis 

 duabus lateralibus jione medium, nigris, subtus cum latcri- 

 bus nigro, macula oblongo-ovata alba subtus basin alarum ; 

 abdominis segmentis quinque basalibus supra in medio 

 nigris, intcrmediis nigro-marginatis ; ventre piano, pallide 

 albido, apice fulvo macula magna rotunda basali, segmentis 

 intcrmediis in medio et lateribus nigris ; alis cinereo-fuscis, 

 basi nigris, venis obscurius marginatis, pedibus nigris; 

 femoribus basi flavis, tibiis flavis, apice nigris. 



Long. corp. lin. 13; expans. alar. ant. lin. 38. 



Habitat in Australia (Melbourne). 



In Mus. Britann. ct Hopeiano Oxonire. 



This gigantic Tipididan diifcrs from the following in 

 its unspotted wings and in its comparatively shorter legs, 

 the anterior tibias being 9 lines long and the anterior tarsi 

 14 lines long ; the other legs are but very slightly longer 

 than the anterior in the Hopeian specimen. 



Semnotes ducalis. 



Fulva, nigro-variegata, capite cum antennis fulvo ; 

 thoi'ace fulvo anticc macula media hastata, alterisque 

 duabus rotundis Inimeralibus binisquc alteris lateralibus 

 prope alas nigris ; abdomine fulvo, segmento basali macula 

 discoidali, secuudo macula in medio marginis postici, seg- 

 mento 3tio macula media lateribusque nigris, 4to fascia 

 nigra ; segmentis mediis magis nigricantibus, posticis 

 fulvis; thorace infract lateribus sub alas nigris; femoribus 

 nigris, basi fulvis; tibiis fulvis, apice nigris; tarsis nigris; 

 alis dimidio antico fulvo, postico cum apice cinereo-fusco ; 

 basi nigra, macula ante medium subcostali, fascia(pie pone 

 medium obscure cinereo-fuscis ; halteribus fulvis, apice 

 nigris. 



Long. Corp. lin. lOg ; expans. alar. unc. 2^ ; long. ped. 

 postic. unc. 2, lin. 7. 



Habitat in Australia borcali. (Darnell.) 



In Mus. Hopeiano Oxouiie. 



