24 Mr. T. V. WoUaston on undescribed Madeiran Insects. 



Genus AscoG ASTER, Wesin. 



Ascogaster maculata. 



A. mas nigra ; capite thoraceque ferrugineo-variis ; antennis setaceis, 

 basi ferrugiueis, corpore vix brevioribus ; abdomine striate, thorace 

 paulo longiore et latiore ; peclibus ferrugineis, tibiis et tarsis pos- 

 terioribus iuscis, illis albido-ciuctis ; alis anticis subnebulosis, 

 albido-uuimaculatis. — Long. corp. \h, alar. 2\ lin. 



Inhabits Madeira proper; having been captured by myself on 

 the extreme summit of tlie Pico Ruivo (upwards of 6000 feet 

 above the sea), early in August 1850. 



Genus Rogas, Nees von Es. 

 Rogas rufo-ater. 



R. mas niger, punctatus ; antennis corpore paulo brevioribus ; meta- 

 thorace ruguloso, subquadrato, carinato ; abdomine rufo, apice 

 nigro, fasciis cinereis ornato ; alis subfuscis. — Long. corp. 3, 

 alar. 41 lin. 

 Inhabits Madeira and Porto Santo ; being tolerably common 



in the north of the former, especially in the chestnut-woods 



around Santa Anna. 



Fam. DIAPIIIAD.E. 



Genus Clinocentrus, Hal. 

 Clinocentrus anticus. 



C. /cem. niger ; antennis basi ferrugineis ; scuto depresso substriato ; 

 mesothorace subcarinato ; abdomine subsessili, subtus piceo, basi 

 striate ; oviductu brevi ; pedibus ferrugineis ; alis cinereis, maculis 

 apud stigma albidis ornatis. — Long, corp, 2^, alar. 5 lin. 



Inhabits Madeira proper ; having been captured by myself in 

 the chestnut- woods of Santa Anna, during the summer of 1 850. 



Clinocentrus divisus. 



C./cem. fuscus ; antennis basi testaceis, corpore paulo longioribus ; 

 thorace fusiformi, mesothorace ferrugiueo puuctato ; abdomine 

 longi-ovato, piceo-nigro, thorace paulo latiore vix longiore ; ovi- 

 ductu abdominis longitudine ; pedibus testaceis ; alis hyaliuis. — 

 Long. corp. f, alar. 1^ lin. 



Inhabits Madeira proper ; taken by myself in Fuuchal. 



Genus Spathius, Nees von Es. 



Spathius apterus, 



S. foem. fulvus, apterus, nitens, brevis ; antennis fuscis, basi fulvis, 



