[802] Nathorst (08) Pl. I. fig. 7.
[803] Schenk (67) A.
[804] Fontaine (83).
[805] The geographical distribution of Todites and other genera will be dealt with in Volume III.
[806] Carruthers (70) A. p. 350.
[807] Reid (99).
[808] Seward (08) Pl. VIII. p. 98.
[809] Zeiller (03) Pls. II. IV.
[810] Leuthardt (04) Pl. XV.
[811] Fontaine (83) Pls. XI.–XIV.