PLATE II. 



Page. 



Pig. 1. Diploneis Microtatos var. Christiani T. C. — Maryland, "'"'/, 96. 



» 2. D. domblittensis GHUN. — Lefra sjo, Sweden, ^"""j^ ■ ... 91. 



» 3. D. fusca var. oamaruensis Cl. — Oamaru, *"% 94. 



» 4. D. Debyi var. elliptica Cl. — Bed Sea, """/i ... 98. 



» 5. D. Vespa Cl. — Java ""'V, 97. 



» 6. D. Platessa Cl. and Geove — Macassar Straits, »*7i ^'^^ 



» 7. D. Szontaghii PANT. — Surabava, ^oo/^ 99. 



» 8. D. Crabro var. Didelta Gl. — Sumbava, =''°/i ... 101. 



» 9. D. Crabro var. Pandureila Cl. — China, *»% 101. 



» 10. D. Crabro var. hungarica Cl. — SzAkal, '""/i 101, 



» 11. D. Crabro var. subelliptica Cl. — Galapagos Islands, ^""/j 101. 



» 12. D. Crabro var. O'Meari GRlESr. — Macassar Straits, ^'>'>/■^ 102. 



» 13. D. vagabunda Brun. — S:n Pedro Calif., """A 103. 



» 14. D. biseriata var. lata Cl. — Galapagos Islands, '"% 103. 



» 15. D. vagabunda Bkun. — S:ta Monica, Calif., ^''"j^ 103. 



» 16. D. biseriata var. galapagensis Cl. — Galapagos Islands •'''"'/, .... 103. 



» 17, 18. D. lesiuensis Grun. — Adriatic 104. 



» 19. Tropidoneis solidula Cl. — Eembang Bay, *"% 26. 



» 20, 21. » » (parts of the valve) '<">% » 



» 22. Auricula javanica Cl. — Sumbava, '"% 21. 



» 23. A. pulchra Grbv. — Macassar Straits, ="% 20. 



