PLATE II. 
Page. 
Fig 1. Sagenodus laticeps, sp. now ; imperfect skeleton, right side view, one quarter nat. 
size, with (la) part of palate, two-thirds nat. size, a., axonosts; b., baseosts; 
d., rays of dorsal fin ; no., neural arches ; pas. , parasphenoid ; pi., palatine 
dental plates ; r., ribs ... ... ... ... ... ... ... ... 7 
Fig. 2. Ditto ; scale, showing concentric lines of growth and reticulate markings. 
Fig. 3. Palctonixcus crassus, sp. nov. ; nearly complete fish, left side view, one-half nat, 
size. a., anal fin; c., caudal fin; cl., clavicle; d., dorsal fin; icl., 
infraclavicle; md., mandible; nix., maxilla; pet., pectoral fin; plv. , pelvic 
fin ... ... ... ... ... ... ... ... ... ... 9 
Fig. 4. Ditto ; portion of dorsal region of trunk, three-quarters nat. size, d., dorsal fin ; 
ns., neural spines. 
