ClipArt ETC
"Outline of Acanthodes sulcatus. p., Pectoral fins; v., pelvis; a., anal; d., dorsal." -Thomson, 1916

Acanthodes Sulcatus

"Outline of Acanthodes sulcatus. p., Pectoral fins; v., pelvis; a., anal; d., dorsal." -Thomson, 1916

"1. Spiny portion of dorsal fin. 2. Soft portion of dorsal fin. 3. Caudal fin. 4. Anal fin. 5. Pectoral fin. 6. Ventral fin. 7. Mandible or lower jaw. 8. Maxillary. 9. Opercle. 10. Cheek and Preopercle. 11. Lateral fin. 12. Snout. 13. Depth." -Foster, 1921

Small-Mouthed Black Bass

"1. Spiny portion of dorsal fin. 2. Soft portion of dorsal fin. 3. Caudal fin. 4. Anal fin. 5. Pectoral…

"External characters of a Teleostean--a carp (Cyprinus carpio). R., Dorsal unpaired fin; S., homocercal caudal fin; A., anal fin; B., B., pectoral and pelvic paired fins. Note also the lateral line and barbule." -Thomson, 1916

Carp

"External characters of a Teleostean--a carp (Cyprinus carpio). R., Dorsal unpaired fin; S., homocercal…

"The haddock. n.a., Nasal apertures (double on each side); d.f.1, d.f.2, d.f.3, dorsal unpaired fins; c.f., the caudal fin of the homocercal tail. b., Barbule; op., operculum covering the four gills; br.m., continuation of the gill-cover forming the branchiostegal membrane; pv.f., pelvic fin (=hind-limb)--note its jugular position in front of p.f., the pectoral fin (=fore-limb)." -Thomson, 1916

Haddock

"The haddock. n.a., Nasal apertures (double on each side); d.f.1, d.f.2, d.f.3, dorsal unpaired fins;…

"Skeleton of Fish (Perch). a, intermaxillaries; b, nasal region; c, dentary bone of mandible; d, orbit of eye; e, supraoccipital crest; f, preoperculum; g, g', vertebral column; h, pectoral fin; i, ventral fin; k, first dorsal fin; l, second dorsal fin; m, anal fin; n, n, caudal fin, making a homocercal tail." -Whitney, 1911

Skeleton of Perch

"Skeleton of Fish (Perch). a, intermaxillaries; b, nasal region; c, dentary bone of mandible; d, orbit…