204 PROCEEDINGS OF THE ACADEMY OF 



11. LiNGULA TUMiDULA, Reeve. 



Lingida tuniidula, Rve. P. Z. S. p. 100. 1841. Conch. 

 Syst. i. pi. 1 25, f. 4. Sby. Tlies. Conch, i. p. 393, pi. 67, f. 7. 

 Lingula compressa, Rve. P. Z. S. p. 100. 1841. 



Moreton Bay, Australia. 



Genus GLOTTIDIA, Dall. 



Gloffidia, Dall, Am. Journ. Conch, vi. p. 157, 1870 ; vii. p. 77, 1871. 

 Lingula, sp. Auct. 



1. Glottidia albida, Hinds. 



Lingula albida, Hinds, Yoy. Sulph. p. 71, pi. 19, tig. 4. 1844. 



Sby. Thes. Conch, i. p. 393, pi. 07, fig. 6. Rve. Conch. 



Ic. pi. i. fig. 4. 1861. 



Glottidia albida, Dall, Am. Journ. Conch, vi. p. 157, pi. 8, 



fig. 1-6. 1870. 



Monterey to San Diego, California. 



2. ? Glottidia antillarum, Reeve. 



Lingula antillarum, Rve. Conch. Icon. pi. ii. fig. 8. 1861. 



? Glottidia antillarum, Dall, 1. c. vi. p. 159. 



Martinique, W. I. 

 8. ? Glottidia audebarti, Broderip. 



Lingida audehardi, Brod. P. Z. S. p. 125. 1833. Sbj'. Thes. 



Conch. 1. p. 392, pi. 67, fig. 5. 



Lingula audebarti, Rve. Conch. Icon. pi. i. fig. 5. 



? Glottidia audebarti, Dall, 1. c. p. 159. 



Bay of Guayaquil. 



4. Glottidia Palmeri, Dall. 



Glottidia {albida var, ?) Palmeri, Dall, Am. Journ. Conch. 



vii. p. 77. 1871. 



Head of the Gulf of California. 



5. Glottidia pyramidata, Stimpson. 



Lingida pyj-amidata, Stiraps. Am. Journ. Sci. and Arts, 

 xxxix. p. 444. 1860. Morse, Am. Nat. iv. p. 314, figs. 

 76-78. 1870. 



Glottidia pyramidata, Dall, Am. Journ. Conch, vi. p. 158. 



1870. 



North and South. Carolina. 



6. ? Glottidia semen, Broderip. 



Lingula semen, Brod. P. Z. S. p. 125. 1833. Sby. Thes. 



Conch, i. p. 392, pi. 67, fig. 11. 

 ? Glottidia semen, Dall, 1. c. vi. p. 159. 1870. 



Isle of La Platia, W. Columbia. 



