( 304 ) 



LXXVIII. MIMAS.-Typns : tUiae. 



Sjihinj- Liiinr, Syni. Xai. ed. x. p. 489 (HfiS) (partim ; type : ocellala). 

 S/iectruiu Scopoli, Iiilr. I/isl. Nat. p. 413 (1777) (partim ; incl. type of Sj/hliiJ:). 

 SmeriiilliiiH Latreille, Hint. Nut. Cniat. Inn. iii. p. 401 (1802) (partim ; incl. type of Spln'iu). 

 m/iiiK Dalinan, Koiitjl. St: Vet. AL: f/amll. p. 212 (IHl(i) (partim ; im-l. type of S/,l,;„r). 

 \/iin,is Hul)iier, Vri-r:. bi'k. Schm. p. 142 (1822) (type : tiVnt,'). 

 l.nrnni Rambur, Fmine Aiulal. p. 329 (1842) (type : t'tliae). 



Dittrrs from Polyptychm in the psilpiis being vev}' rougbl}- scaled and liairj'. 



i ? . Tongue short ; pilifer with bristles. Palpus small, rough with long scales 

 and hairs, mnch smaller in ? than in $\ joint not open. Antenna : c?, compressed, 

 laterally impressed, fasciculated ciliae of both the proximal and apical series long, 

 dorsal edge of groove projecting, outline of antenna undulate in dorsal view ; 

 ?, proximal segments slightly depressed, transsection transversely oval, middle j 

 segments sligiitly compressed, not grooved, feebly constricted at the joints, seriated > 

 ciliae not distinctly })rolonged, subdorsal ones somewhat longer than the others. 

 Abdomen with large underscales, spines only at the apical edges of the tergites, 

 these spines weak, not numerous, partly modified to sinuate scales. K^ of hindwing j 

 before centre of cell, cross-veins not or feebly curved, lower angle of cell not very ] 

 acute. Tibiae spinose ; spur of foretiliia nearly reaching end ; hindtibia with tivo 

 pairs of sj)urs. Pulvillus, paronychium, frenulum, and retinaculum pri'seiit. Clasper 

 and eighth tergite without organ of friction. 



Larva strongly tapering to head, annules prominent, granules not prominent 

 exiepting those at side-bands ; head strongly triangular, much smaller than in 

 Sjihiiu- ocdlata and Amorpha popali, narrower, almost smooth ; horn long, , 

 granulose ; anal tergite dark in middle, with two larger and some smaller tubercles. | 

 — Food-jdants : Tilia, Alnus, etc. ' 



(Jhrysalis opaque, densely granulose-rugose all over ; two frontal tubercles ; 

 clypeus and pilifer not prominent ; tongue-case reaching to wing-cases, being 

 loiujer than the leg-cases ; wing-case sinuate ; abdominal sternitcs with large 

 ninliilicate punctures ; cremaster rough with acute tubercles. 



lliih. Palaearctic Region : West Europe to Japan. 



One species. 



2()2. Mimas tiliae. 



Splinu- tihiir Liiini', /..■. n. 3 (176K). j 



6. Tenth abdominal tergite (PL XXIV. i". ~'2) somewhat spoon-shaped, faintly 

 sinuate (the sinus barely indicated in an example from Firenze, Italy) ; lobe of 

 steruite variable individually curved upwards, (,'lasper rounded or subtriangular. 

 Harpe distally with two teeth sinuate between them (PI. XXXllI. f. 10), occasionally 

 rough at the edges with small notches. Penis-sheath with a movable apical process 

 (PI. XXIX. f. 4*)), which is armed at the end with two small sharp teeth, these 

 variable individually in size and position. 



?. Eighth tergite rounded, feebly chitinised. Vaginal plate rather large 

 (PI. XVII. f. o) ; proximal edge of orifice raised, shallowly sinuate. 



Larva and chrysalis see above ; the former somewhat variable in coloui-, 

 occasionally with red blotches. 



Hah. Palaearctic Kegion. 



Tivo subspecies : 



