IIAM.KYA. 



British seas iiorfhn-" v ^f<^f/eroe, near North Cape, 



1 fms. ; Stdlwdrjeti Hunk, Massachusetts Bay, in 38 /MS. 

 Chiton h>t/tl suppl. to Thorpe's Brit. Mar. Conch, p. _ 



and HAM. KY. Hist. P.rit. Moll, ii, p. 398, t. 



.-.lini:.. IJrit. Condi, iii, p. 215; v, p. 198, t. 55, f. s. 



5, Moll. ] . Norv. p. 109, t. 7, f. 5. Hanleia hanleyi 



P.. an, Cri:. mss. p. 8. llanleiia dcbilis GRAY, Guide, p. 186, ]x~>7. 



// , ";/,/ dclUls Cray, DAI.I.. PrOC. I". 8, Nat. Mns. 1*7*, p. 319. 



"//(// LUVKN, Ind. Moll., p. I'll. 



This spi-cii's has been reporti-d tVoin Palermo by Monterosato 

 '.!o,,r. dr Conch. 1878, p. 147). 



Yar. LBY88ORUM M. Sars. PI. 4, figs. 74, 75, 7d, 77. 



Closely allied to //. h'tiJciii, but more than double the size, hav- 

 ing thr -mile \vidor and thicker, spicules shorter; shell narrower, 

 with !>> distinct sculpture. Pale brown, the girdle flesh-brown. 

 jth :;t mill. fS.trs.') 



Bergen, Xorway, 150-200 fms. 



Ch. abyssoruiii >F. Sars, G. O. SARS, Moll. Reg. Arct. Norv. p. 

 . t. 7, f. 4; t. 34, f. 3. 



H. MI:M.I -AIIIA Mi-hels vV Adams. PL 4, figs. 82, 83, 84, 85. 



Shell oblong-oval, not much elevated, dorsal ridge obtuse, lateral 



elopes flattened ; ashen-white, the entire surface granulated, gran- 



!y crowded, forming longitudinal series, about 20 on each 



>id-: lateral areas ha idly defined, irregularly granulated, the granules 



larger. .luirum scarcely defined, broadly vaulted. Mucro low or 



: al. 



Interior having a solid, rather acute, but scarcely fissured inser- 

 tion plate to the anterior valve ; none upon the central and posterior 

 valve.-. Sutiiral plates lariro, subtriangular ; sinus simple, wide, 

 scarcely laminate. Kaves wide. Girdle wide, solid, leathery, 

 finely Spiculate, the spicules glassy, here and there crowded; 

 no p 



< Jills posterior, about \~> on each side. 



i_rth 1 ", hr.-adtli 85 mill.; divergence 123. 

 Length 1th 15 mill.; divergence 108. (Q?r.) 



Casco B<i>,, r<n-t/>nnl llarhur <ind Grand MuiKtn, M ' 



If, A A.. Bot. .lourn. N. II. iv, p. 42, t, 4, f. 



8, 1> -I. i., Inv.-rt. of Ma.s.. P.inney's Edit, p. 2(>3, f. 526. 



M .. ii.. -1 1:1 !]:., P. /. S. 1882 ? 



