Table 1.
Families, species, spiral intestine shape and diet type for all samples CT scanned. Information regarding shark diet is from [25–31].
| family | species | spiral intestine shape | diet |
|---|---|---|---|
| Alopiidae | Alopias vulpinus | column | schooling bony fishes (i.e. menhaden, anchovies) |
| Carcharhinidae | Carcharhinus leucas | scroll | bony fishes (i.e. skipjack tuna), small elasmobranchs cephalopods, turtles |
| Carcharhinus melanopterus | scroll | small bony fishes (i.e. mullet, groupers) | |
| Carcharhinus amblyrhynchos | scroll | small bony fishes, small elasmobranchs, cephalopods, crustaceans | |
| Carcharinus plumeus | scroll | small bony fishes, small elasmobranchs, cephalopods, crustaceans | |
| Carcharinus taurus | scroll | small bony fishes, small elasmobranchs, cephalopods, crustaceans | |
| Centrophoridae | Centrophorus granulosusa | funnels (anterior) | bony fishes (i.e. mackerels), cephalopods |
| Deania calcea | funnels (anterior) | bony fishes (i.e. lanternfishes), cephalopods | |
| Chlamydoselachidae | Chlamydoselachus anguineus | column | small elasmobranchs, cephalopods, bony fishes |
| Dalatiidae | Squaliolus laticaudus | column | cephalopods, shrimp, bony fishes (i.e. lanternfishes) |
| Echinorhinidae | Echinorhinus cookei | column | small elasmobranchs, bony fishes, cephalopods |
| Etmopteridae | Centroscyllium nigrum | funnels (posterior) | bony fishes, variety of invertebrates |
| Ginglymostomatidae | Ginglymostoma cirratum | funnels (posterior) | molluscs, crustaceans, bony fishes |
| Hemigaleidae | Chaenogaleus macrostoma | column | small bony fishes, cephalopods, crustaceans |
| Hemiscyllidae | Hemiscyllium ocellatum | column | polychaete worms, crustaceans |
| Heterodontidae | Heterodontus francisci | column | benthic invertebrates, small bony fishes |
| Hexanchidae | Notorynchus cepedianus | scroll | elasmobranchs, marine mammals, bony fishes |
| Lamnidae | Isurus oxyrinchus | column | bony fishes (i.e. tuna), elasmobranchs, cephalopods |
| Orectolobidae | Orectolobus maculatus | column | crustaceans, cephalopods, bony fishes |
| Pseudocarchariidae | Pseudocarcharias kamoharai | scroll | cephalopods, crustaceans, small bony fishes |
| Scyliorhinidae | Apristurus brunneus | scroll | bony fishes (i.e. lanternfishes), crustaceans |
| Cephaloscyllium ventrosuma | scroll | benthic molluccs, crustaceans, small bony fishes | |
| Somniosidae | Somniosus pacificus | funnels (anterior) | bony fishes, cephalopods, crustaceans, carrion |
| Sphyrnidae | Sphyrna lewinia | scroll | bony fishes (i.e. sardines), variety of invertebrates |
| Sphyrna tiburoa | scroll | cephalopods, crustaceans, seagrass | |
| Sphyrna zygaena | scroll | small elasmobranchs, bony fishes, invertebrates | |
| Squalidae | Squalus acanthias | column | bony fishes (i.e. jack mackerel), cephalopods |
| Squalus suckleyia | column | bony fishes (i.e. herring), invertebrates | |
| Squatinidae | Squatina dumeril | column | molluscs, crustaceans, fishes (i.e. flounders/stingrays) |
| Stegostomatidae | Stegostoma fasciatum | column | molluscs, small bony fishes |
| Triakidae | Mustelus canisa | funnels (posterior) | crustaceans, polychaetes, molluscs |
| Triakis semifasciata | funnels (posterior) | variety of benthic invertebrates, small bony fishes |
aLyophilized prior to scanning.