ERRATA 461 
Page 104, line 4, omit comma after ‘‘hermaphroditic’’; line 12, for 
“Plates I and I”’ read “‘ Plates I and II’’. 
Page 111, line 21, insert next line below this reference:—‘ Pl. XV., 
Figs. 34A and B”’. 
Page 115, line 19, insert comma after ‘“‘p. 71” 
Page 118, line 6, for “‘raripliplicata”’ read “‘rariplicata”’ 
Page 119, line 24, for ‘‘these fact’’ read ‘‘this fact’’; line 27, for 
“quintardt”’ read ‘‘Quintardii (All other errors regarding Quintardii 
read as corrected here). : 
Page 126, for Text-Fig. 3 A transpose ‘“AN”’ and ‘“‘PO”’. 
Page 127, line 9, for ‘‘expecially’’ read ‘“‘especially’’; line 20, between 
“very’’ and ‘“‘profusely’’ insert ““compressed and’’. 
Page 128, line 3, for ‘“‘scupture’’ read “‘sculpture’’; line 13, separate 
““glochidia’’ and ‘‘lying’’; insert next line below:—‘‘7.—No undulations 
in juvenile and adolescent shell asin Amblemae’’. : 
Page 130, line 10, for ‘‘charasterized’’ read “‘characterized”’. 
Page 131, line 4, for all statements of ‘‘Quadrula pustulosa (Lea)”’ 
- read “Quardrula bullata (Raf.)’’ as mentioned in the Foot-note for this 
page. ) 
Page 136, line 38, for ‘‘ Udio”’ read “‘ Unio’’. 
Page 137, line 22, for “‘tacytictic’’ read ‘‘tachytictic”’. 
Pagers sine tony thar meade than 7. 
Page 147, line 28, for ‘‘wardi’’ read ‘‘ Wardiw’’ (All other errors 
regarding the capitalization of ‘‘ Wardii’’ read as corrected here). 
Page 149, line 35, insert comma after ‘‘marsupial’’. 
Page 150, line 37, for ‘‘wiite’’ read ‘‘white’’. 
‘ 
’ 
VoL. IV, No. 5:— 
Page 184, line 17, for “‘state’”’ read ‘“‘State’’ (All other errors in the 
use of this word when its antedecedent is geographic, e. g., ‘‘ Missouri,” 
correct as read here). 
Page 187, line 25, for ‘‘ Pleruobemae’’ read “‘ Pleurobemae’’. 
Page 191, line 39, omit ‘“‘Am.”’ 
Page 192, line 30, between “‘catillus’’ and ‘“‘by”’ insert ‘‘not only”’ 
and between ‘“‘but’”’ and ‘“‘its’’ insert ‘‘also by’’; line 35, between “‘had”’ 
and “‘been”’ insert “‘also’’. 
Page 195, line 18, for period use a comma after ‘‘ North Missouri’’. 
Page 196, line 2, of Foot-note for ‘‘groupp”’ read ‘‘group’’. 
Page 199, line 13, for the first word, ‘‘of’’ read ‘‘or’’; line 21, for 
“used” read use”’. 
Page 204, line 10, for ‘“papli” read ‘‘palpi’’. 
VoL. LV, No. 6:— 
Page 245, in Text-Fig. 4, for “‘M”’ on inner gill read “‘I”’. 
Page 248, line 36, for ‘““‘umbona”’ read ‘“‘umbonal’”’; line 39, for 
‘“‘vavles’”’ read ‘‘valves’’. 
Page 251, line 2, for ‘‘climed”’ read ‘‘claimed’’; line 27, for “‘ Plero- 
sygna”’ read “‘ Pterosyna’’, 
