Ichthyotomi
plural noun
Ich·thy·ot·o·mi
: a subclass or order of Chondrichthyes comprising chiefly Carboniferous and early Permian sharks having a slender and elongated body with diphycercal tail and archipterygial fins compare pleuracanthus
ichthyotomous adjective
¦⸗⸗¦ätəməs
Word History
Etymology
New Latin, from ichthy- + -tomi (from Greek temnein to cut)