476 



Evidently closely allied to T. dubia, Tschek (Verb. z.-b. Ges. 

 1871, p. 57); but quite distinct in its entire nervellus, longer 

 terebra and mainlv red abdomen. 



Genus CASINARIA, Holmg. 



Casinaria, Holmgren, Sv. Ak. Handl. 1858, n. 8, p. 48 ; id. 6'fv. 

 1858, p. 325. 



GENOTYPE, Campoplex viduus, Grav. 



Head sbort, transverse and posteriorly constricted ; clypeus 

 not discrete, apically simple and broadly rounded laterally, though 

 not deeply foveate ; eyes glabrous and internally parallel, though 

 very distinctly emarginate next the scrobes ; mandibles small with 

 the teeth of equal length. Metanotum gradually declivous 

 throughout, with no areae and its centre longitudinally canalicu- 

 late ; metathoracic spiracles shortly oval. Abdomen apically 

 clavate, and not strongly compressed laterally throughout; 

 thyridii large; terebra not extending beyond the anus. Legs 

 slender, with the tarsal claws small. Stigma narrow, emitting the 

 radial nervure from its centre ; areolet regular and petiolate ; 

 second discoidal apically subacute. 



370. Casinaria atrata, sp. n. 



Limnerium atratum, Cameron MS. 



cJ 2 An. elongate, dull black species with the anterior legs 

 alone partly pale ; much resembles the Possor, Trypoxylon atten- 

 uatum, Smith. Head small, distinctly constricted posteriorly, 

 black, with the extreme apices of the stout mandibles alone 



piceous ; palpi white. Antennae 

 immaculate and a little longer 

 than half the body. Thorax 

 slightly longer than high and 

 strongly pilose ; notauli wanting; 

 metanotum with traces of a 

 weak carina on either side of 

 the base only, its centre dis- 

 tinctly impressed longitudinally 

 and trans-aciculate ; spiracles 

 short oval, and contiguous with 

 the weak external lateral carinae. 

 Abdomen very elongate and 

 apically clavate, black, with the 

 thyridii and extreme apical 

 angles of the second segment 

 badious; venter centrally tes- 

 Fig. 136. taceous ; basal segment linear, 



Casinaria, atrata, Mori. with fche pO stpetiole laterally 



rounded and a little longer than 



broad ; second segment twice as long as broad, and the third very 

 slightly longer than broad; terebra distinct, stout and hardly 



