1896.] OS BRITISH HTDEOIDS AND MBDTJBJB. 459 



Chrysis pulchellus, Cam. Mem. & Proc. Manch. Lit. & Phil. Soc. 

 xxvi. (1887), 10. 



340. Chbibis oottlata, Fabricius. 



Chrysis oculaia, Pabr. Syst. Ent. 357, 3 ; Ent. Syst. ii. 239, 5 ; 

 Sysfc. Piez. 171, 6 ; Dahlb. Hym. Eur. ii. 310, 176; Smith, Jour. 

 Linn. Soc. xi. (1867), 398, 7 ; Mocs. Mon. Chrysid. 543, 

 638, 2 6- 



Pyria oculaia, Briille, Hym. iv. 19, 1. 



341. Chrysis peincipalis, Smith. 



Chrysis principalis, Smith, Trans. Ent. Soc. 1874, 461, 13 $ ; 

 Moos. Mon. Chrysid. 559, 659 $ d . 



EXPLAJJATION OP PLATE XV. 



Pig. 1. Sphex nigripes, Smith, p. 440. 



1 o. „ „ front of face and clypeus. 



2. Salius rubidiis, Bingh., p. 435. 



3. Sphex tyrannica, Smith, p. 440. 



3 a. „ „ front of face and clypeus. 



4. Methoca nigra, sp. nov., p. 427. 



5. Pompihis ignicolor, sp. nov., p. 432. 



6. Crabro palitans, ep. nov., p. 446. 



7. Salius properus, sp. nov., p. 436. 



8. Gorytes greenii, sp. nov., p. 444. 



9. Megachile ceylonica, sp. nov., p. 453. 



;. On British Hydroids and Medusse. By Edwaed T. 

 Beowne, B.A., F.Z.S., Zoological Research Laboratory, 

 TJniversity College, London. 



[Received March 14, 1896.] 

 (Plates XVL & XVH.) 



Contents. 

 Introduction, p. 460. 



Part I.— HYDEOIDS AND THEIR MEDUSA. 

 (Hydhoida Qymhoblastea.) 

 Gemmaria implexa, p. 461. I Oorymorpha nutans, p. 463. 



Perigonimufl repens, p. 462. Hybocodon prolifer, p. 466. 



Podocoryne carnea, p. 463. | Lar sabellarnm, p. 468. 



Part II.— MEDUSA WITHOUT OR WITH UNKNOWN 



HYDROID FORMS. 



Anthomedus^b. 



Dipurena halterata, p. 473. I Amphinema diuema, p. 475. 



Dipurena, sp., p. 473. Lizzia blondina, p. 475. 



Euphysa surata, p. 474. | Margellium ootopunctatnm, p. 477. 



