374 Mr. J. Nietner on new Ceylon Coleoptera. 



peculiar form, named by Dr. Gould Agadina cucullata, which 

 seems to belong to the family Limacinidce, was taken in the 

 towing-net during the passage of H.M.S. ' Actseon^ across the 

 North Atlantic, besides numerous interesting oceanic Crusta- 

 ceans, including the genera Lucife?^, Hyperia, Phyllosoma, Am- 

 phion, OxycephaluSy Alima, and Pontia. 



I am. Gentlemen, 



Yours very truly, 



Arthur Adams. 



Macgillivrayia echinata, A. Adams. 



M. testa cornea, diaphana, subglobosa, Isevi, nitida ; anfractibus 2^ 

 serie spinarum acutarum vitrearum armatis ; apertura semiovata ; 

 labio antice producto, in spinam acutam desinente. 



Hab. in Oceano Atlantico Boreali. 



Shell horny, pellucid, subglobose, smooth, shining ; whorls 

 2 J, with a series of long, sharp, vitreous spines round the pe- 

 riphery, directed upwards and outwards. Aperture semioval; 

 columellar lip produced anteriorly into a long pointed spine. 

 Operculum annular, with the nucleus subcentral. 



Taken in the towing-net in the vicinity of the Cape de Verd 

 Islands. 



This species differs from all the others known by the whorls 

 being armed with a series of recurved calcareous spines. 



XXIX. — Descriptions of new Ceylon Coleoptera. 

 By John Nietner, Colombo, Ceylon. 



[Continued from p. 249.] 



Anchistttj n. g., N. 



Corpus depressum, ovatum. Mentum dente magno obtuse, lobis 

 parum breviore, his extus rotundatis, apice acuminatis. Palpi ro- 

 busti, maxillares art. ultimo magno ovato, apice obtuso, labiales art. 

 ultimo valde securiformi. Ligula cornea apice obtuse acuminata, 

 labri marginem anteriorem attingens. (Paraglossae a me non dis- 

 sectse.) Labrum transversim quadratum. Mandibulae simpUces apice 

 arcuatse et acuminatee. Antennae robustse art. P mediocri, 2° brevi, 

 3° quarto paulo longiore, 4-10 subsequalibus, ll^ penultimo parum 

 longiore. Thorax longitudine latior, angulis anticis rotundatis, 

 medio obsolete angulatus, basi angu status, angulis rectis. Elytra 

 apice quadrate truncata. Pedes robusti, tarsi art. 4° profunde bilo- 

 bato, unguibuB fortiter pectinatis. 



