1879.] MR. G. F. ANGAS ON NEW SHELLS. 41" 



Fig. 10. Artaxa brevivitta tf , n. sp., p. 400. 



11. Euproctis flavonigra J, n. sp., p. 400. 



12. Rajendra vittata, n. sp., p. 396. 



Plate XXXIII. 



Fig. 1. 8tauropi(s viriaccus, n. sp., p. 404. 



2. Moma champa, n. sp., p. 403. 



3. Aristhala sikkima $, n. sp., p. 406. 



4. MwstUia sphingiformis $ , n. sp., p. 407. 



5. Lymantria sobrina J, n. sp., p. 402. 



6. todara $ , n. sp., p. 402. 



7. Sphetta apicalis <$, n. sp., p. 405. 



8. Kosala sanguinea, n. sp., p. 408. 



Plate XXXIV. 



Fig. 1. Rachia plumosa tf, p. 405. 



2. Lasiocampa bhira tf , n. sp., p. 410. 



3. Arbcla tetraonis $ , n. sp., p. 411. 



4. Brachylia acronyctoides, n. sp., p. 411 . 



5. Thassus salsettensis, n. sp., p. 412. 



6. Mcssata fratema J , n. sp., p. 409. 



7. Odonestis pyriformis rf, n. sp., p. 408. 



8. Pkassus albofasciatu.% n. sp., p. 413. 



3. Descriptions of ten new Species of Axinesa and Pectuncu- 

 lus in the Collections of Mr. Sylvanus Hanley and the late 

 Mr. T. L. Taylor. By Geokge French Angas, Corr. 

 Memb., F.L.S., &c. 



[Received April 21, 1879.] 

 (Plate XXXV.) 



1. Axin^a pulcherrima, n. sp. (Plate XXXV. fig. 1.) 



Shell solid, orbicular, convex, compressed and subangulate ante- 

 riorly, with an obtuse oblique ridge extending from the umbones to 

 the anterior portion of the ventral margin, tawny yellow, clouded and 

 zoned with bright chestnut, and irregularly spotted here and there 

 with darker chestnut ; valves finely concentrically striated on the 

 upper part, and closely longitudinally corrugately ridged throughout 

 the central portion of the valves, presenting the appearance of wider 

 flattened ribs ; umbones prominent ; cardinal area moderate ; interior 

 tinged with orange anteriorly ; margins crenate. 



Long. 15, alt. 15, lat. 10 lin. 



Hob. Unknown. Coll. Hanley. 



2. AxinjEA nova-caledoniensis, n. sp. (Plate XXXV. fig. 2.) 



Shell solid, orbicular, subequilateral, equivalve, very slightly com- 

 pressed and subangulate anteriorly, moderately ventricose ; white, the 

 central portion of the valves pale chestnut, fading gradually into 



Proc. Zool. Soc.— 1879, No. XXVII. 27 



