410 



BRITISH BUTTERFLIES. 



XXI. 



XXII. 

 XXIII. 

 XXIV. 



XXV. 



XXVI. 



XXVII. 



XXVIII. 



XXIX. 



XXX. 

 XXXI. 



XXXII. 

 XXXIII. 



XXXIV. 



XXXV. 



XXXVI. 



: xxxvu. 



XXX VIII. 



XXXIX. 



XL. 



XLI. 



XLII. 

 XL1II. 

 XL1V. 



XLV. 

 XLVI. 



XLVII. 



XLVIII. 



XLIX. 



L. 



LI. 



LII. 



LIII. 



Comparative view of dorsal portion of Ancillary Appendages of 



Plebeiid Genera . . . . . . . . 



Comparative view of Ancillary Clasp in allied Plebeiid Genera . . 

 Variation in 3 Genitalic Clasps of Plebeius argus (aegon) 

 Comparative view of front leg of 3 of Plebeius argus and of P. 



argyrognomon 

 Larval skin of Plebeius argus (second instar) x 48. . 

 Larval skin of Plebeius argus (third instar) x 15 . . 

 Larval skin of Plebeius argus (last instar) x 14 

 Larval structure of Plebeius ar#us(Spiracle x 150; Dorsal area x 60) 

 Seventh and Eighth abdominal segments of Larva of Plebeius 



argus, showing Honey- Gland and Eversible Caruncles 

 Proleg of the Larva of Plebeius argus (last instar) x 80 . . 

 Pupal structure of Plebeius argus (Left angle of prothorax x 60 



Spiracle and hairs x 150) 

 Cremaster of Pupa of Plebeius argus x 45 . . 

 Pupal structure of Plebeius argus x 60 (Maxillas projecting into 



pupal interior) 

 Eggs of British Lycasnids 



Larval skin of Cyaniris semiargus (first instar) x 60 

 Larval structure of Cyaniris seruiargus x 150 (Special hairs 



lenticles and ordinary hairs) 

 Larval skin of Cyaniris semiargus (third instar) x 30 

 Larval structure of Cyaniris semiargus x 100 (Honey-glands and 



lenticles) 

 Larval skin of Cyaniris semiargus (penultimate instar) x 100 

 Larval structure of Cyaniris semiargus (Hair-bases x 100) 

 Pupal structure of Cyaniris semiargus (Dorsal head-piece x 85 



spiracles, lenticles, rosettes x 125) 

 Agriades tlietis (bellargus) and Cyaniris semiargus 

 Agriades thetis (bellargus) 



Larval skin of Agriades thetis (first instar) x55 . . 

 Larval skin of Agriades thetis (penultimate instar) x 22 . . 

 Larval structure of Agriades thetis (penultimate instar) (Dorsa 



area, spiracles and honey-gland x 100 : clubbed hairs) 

 Pupal structure of Agriades , tlietis (Spiracle-clubbed hairs 



Spiracle and truncate hairs x 150) 

 Pupal structure of Agriades thetis (Cremastral area and skin-poin 



rosettes x 150) 

 Everes argiades (pupa) and Cupid minimus (larva and imagines 

 Ancillary appendages of species of Plebeius 

 Plebeius argus (aegon) 

 Honey-gland and Eversible caruncles (" fans") of Plebeius argus 



and Agriades thetis 

 Cyaniris semiargus, v. Pott. 



156 

 156 

 205 



206 

 216 

 219 

 220 

 220 



221 



221 



224 

 225 



226 

 253 



289 



290 

 291 



291 

 292 



292 



295 

 319 

 325 

 363 

 367 



368 



372 



374 

 104 

 164 

 210 



221 

 253 



The Entomologist's Record & Journal of Variation 



(An Illustrated Monthly Magazine of General Entomology.) 



EDITED BY 



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k.e.s. H. St. .1. K. DoMSTiioiu'i:, p.z.s., k.e.s. Alfred Sim, e.e.s. 



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