Entomological Sociefy. 67 



nmi/ider sensihlij larger and gradually decreasing in kvglli in 

 file females, nearly of the same length in the males. 



Section i. Body ovate, compressed. 



Anodonta Roei, Hope MSS. Flead rufous brown, the vertex and 

 antenna; black ; thorax rufous, shining, with a black diamond- 

 shaped patch in the middle ; scutelluni black ; elytra rich shi- 

 ning green, deeply punctured, ivith a narrow ochreoics margin ; 

 legs black ; base of femora and tibia; rufous brown. Length, -21 

 inch ? ; -17 cj — Hah. Swan River. Mus. Hope and Wekwood. 



\^ar. atripennis. Elytra black, ivith a purplish iridescence ; 2>rd. 

 and 'kth joints of antenna; brownish. 



Anodonta albilinea, Hope MSS. Head black, spotted straw 

 colour ; antenna; black ; thorax black, lateral margins white ; 

 elytra light yellowish broicn, tcith a quadrate black jmtch on 

 the disc, which joins the scutelluni by a sutural band ; punctate- 

 striate near the tip ; legs and tarsi shiimig black. Lengtli -16 

 inch — Hab. Van Diemen's Land. Mus. Hope and Westwood. 



Section 2. Body cylindrical. 

 Anodonta pulchella, Hope MSS. Head rufous broivn ; vertex 

 black ; antennce black, 3rd and ^th joints dull broion ; thorax 

 rufous brown, shining ; elytra shining green, loith a broad ru- 

 fous brown lateral marginal band ; legs and tarsi black. Length 

 •18 inch. — Hab. New Holland. Mus. Hope. 

 Anodonta cyanipennis, Hope MSS. Head and antennm glossy 

 black ; thorax rufous brown ; scutellum black ; elytra shining 

 steel-blue ivith purplish iridescence, deeply punctured, gemi- 

 . nato-striato-punctate at the tip. Legs and tarsi black. Length 

 '^■16 inch; ^ -13 inch.— Hab. New Holland. Mus. Hope 

 and Westwood. 

 Anodonta flaviventris, Hope MSS. Head jet-black, with a yellow 

 heart-shaped patch on the face ; thorax rifous brown, ivith a 

 black line in front ; scutellum black ; elytra shining black, striated 

 with a subcentral \J -like yellow mark; body beneath and legs 

 pale yellow; tips of tibia; and tarsi black. Length -14. inch. 

 —Hab. New Holland. Mus. Hope. 

 Anodonta rugosa, Hope MSS. Head and antennoe black ; thorax 

 black, shining, very gibbose in front, rugose and deeply jyunc- 

 tured ; scutellum black; elytra black, shining; apex rufous broivn, 



rugose and deeply punctured; legs black. Length -18 inch. 



Hab. New Holland. Mus. Hope. 

 Helodimorpha. Body doixgate, ovate, compressed. Head verti- 

 cal, small. Eyes reniforju. Antenncejiliform, variable in length ; 

 3rd, 4rth and oth joints long, somewliat sleiider ; 5th the longest, 

 the remainder shorter than the 5th. Scutellum rou7ided behind. 

 Helodimorpha atra. Black ; face striate ; thorax shining, finely 

 punctate; elytra shining, irregularly striate and punctured. 

 Length -18 inch.— Kab. Van Diemen's Land. Mus. Westwood. 

 Helodimorpha ajnea. Shining bronze with coppery iridescence. 

 antenncB black ; 3rd, Mh and 5th joints dull rufous ; thorax 

 F 2 



