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3- J^^ ^ 

 127. 



CASSIDA SALICORNI^. 



The Samphire Tortoise-Beetle. 



Order Coleoptera. Fam. Chrysomelidae Lat.^ Leach. 



Type of the Genus Cassida viridis Fab. 

 Cassida Linn., Fab., Lot., Marsh., 8;c. 



JntenncE subclavate, inserted in front of the head, between the 

 eyes, 1 1 -jointed, basal joint long clavate, covered by the thorax, 

 2nd globose, 3rd longer than the following, the last 5 being 

 more robust and pubescent than the former, terminal joint 

 ovate-conic (fig. 6). 



Labrum naked, cordate, truncated at the base, anterior margin 

 membranous ( 1 ) . 



Mandibles somewhat ovate obtuse, with three teeth (sometimes 

 blunt) at the extremity (2). 



Maxilla small, internal lobe membranous minute, external horny 

 pilose. Polpi much longer than the maxillae, 4-jointed, basal joint 

 minute, 2nd longer clavate, 3rd short, 4th longer pear-shaped 

 (3). Mentum small. Palpi large, arising from two large scapes, 

 2-jointed, basal joint clavate, 2nd elongate-conic (4). 

 Head small, concealed above by the thorax. Eyes lateral. Thorax 



somewhat triangular. Scutellum distinct. Coleoptra shield-shaped. 



Wings long. Legs short, scarcely extending beyond the thorax and 



elytra. Tibise simple. Tarsi hairy, 4-jointed, basal joint small, 2nd 



bilobed, 3rd large bilobed, 4th not extending beyond the 3rd. Claws 



small (5, afore leg). 

 Larvae broad, short, depressed, with six feet, spined down the sides, tail 



forked recurved. 

 Pupae broad, and flat, thorax very dilated, flat and serrated appendages 



down the sides. Reaum. vol. 3. pi. 18. 



Salicorni.e Nobis. 



Male dull greyish ochre, finely shagreened. Thorax smooth, 

 sparingly punctured, having a somewhat reticulated appearance, 

 round the semi-transparent margin, Scutellum triangular, 

 sparingly punctured. Elytra with a broad space down the suture 

 brownish, next to which is a broad stripe of metallic green, not 

 extending to the apex. Beneath black, a broad margin round 

 the abdomen ochraceous. Legs entirely ochraceous. Tarsi and 

 Claws inclining slightly to ferruginous. Antennae ochraceous, 

 basal and four terminal joints fuscous. 



Female smaller, without the vivid green stripe upon the elytra. 

 Skrimshire's MS. 



In the Cabinets of Mr. Skrimshire and the Author. 



