FORS2355 Vertebrate Natural History
Lab 1 Video: Fish Species
August 24, 2021
Paddlefish Polyodon spathula . Class:Actinopterygii . Order:Acipenseriformes : Family: Polyodontidae
Large; to 2.2 m (7 ft),91 kg (200 Ib) -- Shark-like dorsal/caudal fins - Long, flat, paddle-shaped snout; unmistakable -- Blue-gray above, mottled; whitish below
Gars
: Class:Actinopterygii : Order: Lepisosteiformes : Family: Lepisosteidae
- Medium- to large-sized I-3m (3 -10ft)
Minnows
: Class:Actinopterygii . Order: Cypriniformes Family: Cyprinidae
-- Variable-sized; small to large A few in. to several ft. - Largest Family of fishes Morphologically diverse - I dorsal fin towards middle of back -- Abdominal pelvic fins
Suckers
: Class:Actinopterygii - Order: Cypriniformes : Family: Catostomidae
-- Subterminal mouth -- Soft rays on fins - Cycloid scales -- No scales on head -- Redhorses have papillose or plicate lips
Bullhead catfishes
: Class:Actinopterygii . Order: Siluriformes : Family: Ictaluridae
- Mouth with 4 pairs of barbels
-- Spines at dorsal, pectoral fin origins; pelvic fin - Scaleless -- Adipose fin -- soft fleshy fin behind dorsal