350 On the Genus Lasiodora, C. Koch. 



much smaller than the anterior medians, close to the posterior 

 laterals, which are distinctly smaller than the anterior 

 laterals and separated from tiiem 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 spatulata, F. Cam- 

 bridge. 



HOMCEOMMA, Ausserer. 



Lasiodora versicolor, 0. K.oc\\ j = IIomoeom77ia stradlingi, O. 

 Cambridge. 



Pamphobeteus, Pocock. 



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

 Pocock. 



henedeni, ^ertk a[X, = Pamphobeteus benedeni (Bertkau), 



Mello-Leitao. 



/(iro.i?, Ausserer, = Pamjt)7i(3&e<ei<s/t^/-oA" (Ausserer), Pocock. 



t'ortis, Ausserer, =^ Pamphobeteus fort is (Ausserer), Pocock. 



nigricolor, Ausserer, = Pamphobeteus nigricolor (Aus- 

 serer), Pocock. 



vespertina, ^'imon, = Pamphobeteics vespertinus (Simon), 



Pocock. 



Megaphobema, Pocock. 



Lasiodora robusta, A\xsserer, = Megaphobema robusta (Auss.), 

 Pocock. 



Xenesthis, Simon. 



Lasiodora immanis, A}Jisserer, = Xenesthis immanis (Auss.), 

 Pocock. 



Phormictopus, Pocock. 



Lasiodora cauta^ Ausserer, = Phormictopus cautus (Auss.), 

 Pocock. 



