116 Mr. T. V. Wollaston on undescrihed Madeiran Insects. 

 Fam. MUSCIDiE. 

 Genus Tetanocera, Dum. 

 Tetanocera inclusa. PL V. fig. 5. 



T. fulva ; capite subtus albido ; antennis nigris, basi fulvis ; thorace 

 fusco, vittis tribus, lateribus pectoreqae canis ; abdomine nigri- 

 cante, segmentis fulvo-fasciatis ; alls cinereis, costa maculisque 

 discalibus nigro-fuscis. — Long. corp. 2f, alar. 5|- lin. 



Inhabits Madeira proper, at intermediate altitudes ; Feijaa de 

 Corte, August 1850. 



Tetanocera ? Walkeri. PL V. fig. 6. 



T. cinerea ; capite subtus albido, oculis viridibus ; antennis testaceis ; 

 thorace fere concolori ; abdomine antice dense piloso ; pedibus 

 dilute testaceis ; alis hyalinis albis, maculis plurimis nigris discali- 

 bus confluentibus ornatis. — Long. corp. 3f, alar. 6 lin. 



Inhabits Madeira proper ; captured at Santa Cruz early in 

 June 1855. 



Genus Acinia, Desvoid. 



Acinia insularis. 



A. nigra, cano-tomentosa ; capite albido, disco luteo ; antennis fulvis ; 

 thorace vittis quinque fuscis ornato ; pedibus fulvis, femoribus 

 nigris ; alis nigro-fuscis, albo confertim guttatis. — Long. corp. 

 H-l|, alar. 3-3i lin. 



Inhabits Madeira and the Northern Dezerta. 



Acinia valida. 



A. nigra, cinereo-tomentosa ; capite flavo, subtus albo ; antennis 

 luteis ; pedibus fulvis ; alis albidis, cinereo-nebulosis. — Long. corp. 

 1^, alar. 3 lin. 



Inhabits Madeira, Porto Santo, and the two southern Dezertas. 



Acinia Miranda. 



A. nigra, cinereo-tomentosa ; capite antennisque luteis ; pedibus 

 fulvis ; alis albidis, Isete nigro-pictis, costa, apice plagaque trans- 

 versa ultra medium sita nigrescentibus. — Long. corp. 1|, alar, vix 

 3 lin. 



Inhabits Poi^o Santo; detected during the spring of 1855. 



Genus Ensina, Desvoid. 



Ensina decisa. 



E. nigra, cano-tomentosa ; capite ferrugineo, sat longo, vittis duabus 

 albidis omato, subtus flavo ; antennis fulvis ; thorace ad latera 



