Genus AlIOMIA (Llimaeus) I.;il]ler. 

 AFOLIIA ITIO HOSiLUaLlTA Dall var. IIIDHIOISA Dall. 



Anomia mi c ro g r anana t a var. InfTeoisa f Gup-nj? Mss.) Dall, 18T8, 



Trans. 'lagner 7ree Inst. Sci., '^hiladelpl-ia, vol. .'^, 

 pt. 4, p. 785. 



-Inomi.a mie rofrranimata var. incJ-eoisa Dall, Bull. U. S, ITat. Mus. , 

 no. 90, p. 1?6. 



Desorl'otion.- A. Tr.icro?raniniata "Shell small, irres-ulpr, 

 oharaoterized "bj" a fine, almost microscopic, close-set ra.'lial 

 striation covering the v/hole surface and flaring awaj" from the 

 medial line of the valve in a somewhat wavy manner; the two loi;?er 

 scars on the left vslve a:i:e suhecual and side by side, the major 

 byssal soar larger, OD-cosite the nie^lipl line between them; the beak 

 of the left valve is some distance within the margin, and the sur- 

 face where worn appears smooth; the striation is only visible 

 under a lens in most cases. Alt. 17, l?.t. 25 r:\m." 



"This species is recognizable, by its fine, almost divari- 

 cate striation, which does not breal^ into piistu? es near the beak, 

 as in the larger and more coarsely sculptured A, enhippioides . 



"The s-recimens from Bowden have a still finer end ofton 

 partially obsolete striation. ■'"hey form the variety inde?isa 

 (Guwiy, Mss)" (Dall, 1398). 



