350 On the Genus La.siodora, C. Koch. 



much smaller than the anterior medians, close to the posterior 

 laterals, which are distinctly smaller than the anterior 

 laterals and separated from them by a space which is quite 

 equal to the long diameter of the latter. 



Stridulating-organ on coxa i. consisting of seven simple 

 incrassate but apically attenuate plumose bristles, disposed in 

 a single series and separated from the suture by a bare band. 



Protarsal scopula of i. and ii. covering the segment nearly 

 to base, iii. covering ^, and iv. only the tip. 



Fang-groove with eleven teeth on inner margin. 



Hah. Itabuna (Bahia). 



Coll. E. Garbe. Type in the S. Paulo Museum. 



There are twelve other large spiders described under the 

 genus Lasiodora, and belonging respectively to : — 



GrAMMOSTOLA, Simon. 



Lasiodora rosea, C. Koch,= Orammostola spatidata, F. Cam- 

 bridge. 



HOMCEOMMA, Ausserer. 



Lasiodora versicolor, C. Koch,= Z/o»i«omwa slradliagi, O. 

 Cambridge. 



Pamphobeteus, Pocock. 



Lasiodora augusti^ Simon, = Pamphobeteus augusti (Simon), 

 Pocock. 



henedeni, Be\t\m\i,=- Pamjyhobeteus henedeni (Bertkau), 



Mello-Leitao. 



/g?'Oci', Ausserer, = Pa/«ji>7io&efe?<s/<?/-ojc( Ausserer), Pocock. 



/br^i's, Ausserer, = Pa?n/>/to60<e?<s/b/'<<,s- (Ausserer), Pocock. 



nigricolor, Ai\ssQreif = Pamphobeteus nigricolor (Aus- 

 serer), Pocock. 



vespertina, Simon, = Pamphobeteus vespertinus (Simon), 



Pocock. 



Megaphobema, Pocock. 



Lasiodora rohusia, AvissQVQi\ = Megaphobeina robusta (Auss.), 

 Pocock. 



Xenesthis, Simon. 



Lasiodora immanis, Ausserer, = Xenesthis iinmanis (Auss.), 

 Pocock. 



Phormictopus, Pocock. 



Lasiodora cautUj Ausserer, = PAor?/j/c^oy)us cautus (Auss.), 

 Pocock. 



