huterogenea]

HETEROGENEIDAE

451

transverse vein, tolerably parallel to 4, 6 and 7 tolerably remoteat base, 8 connected by bar with middle of cell.

Only the one species is properly ascertained.

1. H. asella, Schiff. 15-20 mm. Forewings in $ darkpurplish-fuscous, in ? rather dark ochreous-brownish. Hind-wings blackish-grey.

Surrey to Devon and Essex, local; C. Europe; 6, 7. Larvapale green; a broad brown yellowish - edged dorsal band,beginning on 3, narrowed on 5, becoming very broad on 7 and8, thence diminishing: on beech, oak, poplar; 8-10.

2. Apoda, Hw.

Head densely rough-haired. Antennae £, in $ dentate,ciliated. Palpi porrected. Thorax, abdomen, and femora hairy.Posterior tibiae with all spurspresent. Forewings : 10 separate.

Hind wings: 4 and 5 tolerablyapproximated, 6 and 7 connate, 8anastomosing with cell from nearbase to middle.

It is doubtful how far otherspecies which have been placedwith this are to be regarded astruly congeneric.

1. A. limacodes, Hufn. ( testudo ,

Schiff.) 26 - 29 mm. Forewiugsyellow - ochreous ; a median lineparallel to termen, not reachingcosta, a mark from dorsum before Neuration of Apoda limamdes •

tornus, and a line from | of costa to below middle of termendark brown or blackish; cilia sometimes mixed with blackish.Hindwings ochreous-orange mixed with blackish, dorsally clearer.

Kent to Hants and Norfolk ; C. and S. Europe, Asia Minor ;6. Larva green; subdorsal line yellow, pink-edged above;subspiracular yellowish; spiracles white : on beech and oak;8 - 10 .

7. TORTRICINA.

Head with dense erect scales. Ocelli usually present. Eyesglabrous. Tongue usually developed. Antennae under §.Maxillary palpi rudimentary or obsolete. Labial palpi withsecond joint more or less rough-scaled, terminal rather short,obtuse. Tibiae with all spurs present, usually long. Fore-