Orthoptera and Hemi'ptera from Rodriguez. 411 



truncate-ovate, with central and lateral longitudinal depressed 

 lines, longer than the pronotum ; antennas with twenty-four 

 joints, basal joint broad, depressed; pronotum quadrate, with 

 obtusely carinated margins ; two longitudinal series of four 

 obtuse well-developed tubercles ; a central depression ; meso- 

 notum dorsally carinate, covered with tubercles ; a series of 

 lateral tubercles between the pairs of legs ; tegmina small ; 

 wings minute, coriaceous ; anterior abdominal segments roof- 

 like, laterally carinated ; anal styles lanceolate ; anterior legs 

 considerably the longest, the femora strongly excavated and 

 rugulose at the base, with two internal longitudinal marginal 

 series of denticles ; all the legs parallelopipedous, obtusely 

 carinated ; posterior femora denticulated below. Length 

 3 inches 10 lines. 



(Coll. by Gulliver and Slater.) 



This species is broader than any other Bacillus known to ' 

 rae ; but it has all the characters of that genus. 



Hemiptera. 



Genus Keduvius. 



Reduvius laniger, n. sp. 



Densely clothed with testaceous hair ; antennae slender, the 

 three basal joints amber-yellow, remaining joints blackish ; 

 head castaneous ; eyes blackish ; rostrum pale castaneous, dark 

 at the tip ; thorax testaceous, with two nearly parallel longi- 

 tudinal piceous bands, anterior lobe with a central longitudinal 

 fossa ; posterior lobe with a central depression ; scutellum 

 piceous, pale at tlie tip ; corium of hemelytra testaceous, with 

 two blackish spots and a cuneiform whitish spot between them ; 

 membrane dull purplish black ; abdomen above amber-yellow, 

 with marginal brown spots, below piceous, with a yellowish 

 band on each side ; pectus shining black ; legs amber-yellow ; 

 the femora with central and terminal brown bands. Length 

 61 millims. 



(Coll. by Gulliver.) 



Genus Velia. 

 Velia infernalisj n. sp. 



Velvety black above, two grey spots on the front of the 

 thorax, slaty grey below ; sides of pectus whitish, anal seg- 

 ments of venter brown ; legs black above, brownish below 

 the base of the antennge, the cox£e, and the base of the femora 

 orange-yellow. Length 4 millims. 



(Coll. by Gulliver.) 



Allied to V. nigricans of Burmeister. 



