r 763 ) 



c. Thorax with grey luidtUe strij)e ; 

 abilonien wirhont black liat-al side- 

 patch ...... 7ol. Tk. su(fusa. 



Thorax without grey midiUe stripe ; 

 aljdomeu with black basal side- 

 patch 7:30. 77/. alecto. 



(I. ('avity at end of first segment of 

 jialpus regularly defined, thorax 

 without mesial strii)e . 72VJ. Th. capensis. 



Cavity at end of first segment of 

 palpus not sharply defined, thorax 



with white middle stripe . . 744. Th. palUcosf". 

 I . Abdomen above with lines, or with a 

 dorso-lateral tawuy-ochraceous or 

 ochreous stripe beginning on seg- 

 ment 3 : no obvious black basal 

 side-patch /. 



Abdomen without dorsal lines, or with 

 black basi-lateral patch, without 

 yellowish dorso-lateral stripe . . . . r. 

 /. L'avity of palpus large and sharply 



defined ........ y. 



l'avity of jialpns more or less con- 

 cealed or rendered irregular by 

 rough scaling . . . . . . /. 



'/. A large species, with broad ochreous 



dorso-lateral strijje on abdomen . 717. T//. iicssus. 



A small species, no such stripe on 



abdomen ..... 743. T/<. orj//>eus. 

 i. I'orewing with a broad grey sub- 

 marginal band .... 742. Tli. ijiiseonmryinala. 



Foi'ewiug without such a baud .... j. 

 ). .Stigma of forewing isolated, followed 

 by a dark straight oblique baud 

 which consists of two or three 

 distinct lines ......./. 



stigma situated in a black or lu'owu 

 patch, which is not very distinct ; 

 the discal band is curved, or in- 

 distinct except at internal margin, 

 where it forms a st^uare patch 

 together with an antemediau baud, 

 or wings nearly all brown . . . . h. 

 h. Discal baud of forewing above forming 

 three black contiguous patches be- 

 tween iSC'* and \K^ ; the pale inter- 

 space distally of it narrow and 

 sharply marked : mesothoracic 

 tegnla with pale middle stripe . 741. 7//. iimynis. 



