98 



The granules of the surface have an irregular concentric <1 

 tiiin, fnllo\\in i L p t<> .-Mine extent the lints of growth. (Smith.) 



r<>rt Curtis 



Chitit i l.<rhnnrl,itiin - curtwctnut SMITH. Kep. on /ool. Coll. II. 

 M.S. 'Alert; P . 78, t. 6, f. I). U 



This i- certainly not a typical /^-hmn'hifou. It i- difficult, with- 

 out an examination of a Specimen, to refer it to its proper gcnu-. 



I. BXiouuB Sowerby. IM. i>3, figs. 85, 86. 



Shell oblong, small, rufescent, narrow. Intermediate valves hav- 

 ing a very wide trigonal dorsal cariua, the margins grooved : lateral 

 *s distinctly defined. Length 4*1, breadth !:; mill. (Soivb.) 

 This is the smalleM species Mr. So\\erl>y has seen; the dorsal 

 ke.-| ot' the intermediate valves is very broad, and distinguished l>y 

 OV6 <>n each side. (Sowb.) 



d Hood's ItlamI, 7V//mW. <>n Pearl ()y- 



riu'fnn exigvuiSoWB., P. Z.S. 18,32. p. 104; Conchol. Illustr. f. 

 36. REEVE, Conch. Icon. t. 28, f. 186. Ischnochiton exigwu Ci-i:.. 



Carpenter writes: Interior: end valves having 14-16 slits, cen- 

 tral valves 1 slit: .-inus wide, curved; girdle irregularly clothed 

 with large, slightly striatulate scales. Habitat, Centm/ I'-n-ifi*- 

 (Pease). Mr. Pease's solitary specimen seems conspecific with Mr. 

 Ciiminir's hitherto unique specimen from Lord Hood's Island. It 

 is in better condition than the type, but extremely minute and evi- 

 dently very young. 



2. Group of I. textili*. 



itral a i-eas granulated, becoming striolate at the sides: lateral 

 areas radially wrinkled. South African species. 



\ 1 1 us Gray. Unfiyuretl. 



Shell itbhnnj, e/oHiftite, white, pellucid when youn<r, f/reen ^clth a 



////// i-rnfrnt /'"ml ; convex above: end valves and lateral area- of 



the middle valves finely radiately striated and concentrically 



wrinkled; central area closely an<! minutely jiuncfufcd, find /'liin<I 



longitudinally *t/-i<itl ; maririn [girdle] white, minutely scaly. 



jth one inch and a half. (Gray.) 



('"peof Good I/nj.c (Capt. Carmichael, Mus. l>rit.). 



Cli> \U ( -i: \v. Sjiieileiria /oolo^ica, pt. 1, p. ">, pi. (I, f. 20 



Muly 1, 1828). KRAUSS, Die Sndafiic. Moll., p. 38. (?) I'h.solca 



