New Species of Stafhijlinidae from Singapore. 389 



Neosilusa Cam. 

 1. Head and thorax less shining, the punctur- 



ation finer but more rugose . . ceylonica Kr. 



— Head and thorax more shining, the 



puncturation coarser but less rugose . (90) moultoni Cam. 



Ousilusa Cam. 

 1. Head coarsely and closely punctured, 

 sides of the thorax exceedingly finely 

 punctured, the disc (except posteriorly) 

 with moderately fine umbilicate 

 puncturation; elytra very coarsely 

 and deeply punctured . . . (91) /Hyn/ieco6«aCam. 



— Head finely, superficially and closely 



punctured; thorax finely and uni- 

 forrnly punctured ; elytra superficially 

 sculptured with larger and smaller 

 punctures ..... (92) castanea Cam. 



Prosilusa Cam. • 

 1. Rufo-castaneous, shining, finely punc- 

 tured ; the'elytra in great part, and the 

 base of the 6th abdominal segment, 

 pitchy-black. Antennae, mouth-parts 

 and legs reddish-testaceous . . (93) rufa Cam. 



Deralia Cam. 

 1. Pitchy-black, moderately shining; thorax 

 and abdomen (except the 5th and 6th 

 segments, which are pitchy) rufo-tes- 

 taceous; antennae fuscous, the first 

 three joints and apex of the last mouth- 

 parts and legs testaceous . . {d'i:)fiisci2)ennis Cena. 



Pseudophaena Cam. 

 1. Rufo-castaneous, shining ; elytra stiongly 

 punctured; first three joints of the 

 antennae, mouth-parts and legs red- 

 dish-testaceous, the anterior and apex 

 of the intermediate and posterior tibiae 

 pitchy. Length 1-8 mm. . . . (95) castanea Cam. 



Coenonica Kr. 

 1. Thorax pitchy-red, the sculpture con- 

 sisting of granules . . . ■> i^T) stricticollis Cam. 



