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Definition of Selachii
1. Noun. Sharks; rays; dogfishes; skates.
Group relationships: Chondrichthyes, Class Chondrichthyes
Member holonyms: Elasmobranch, Selachian, Family Hexanchidae, Hexanchidae, Family Lamnidae, Lamnidae, Cetorhinidae, Family Cetorhinidae, Alopiidae, Family Alopiidae, Family Orectolobidae, Orectolobidae, Carchariidae, Family Carchariidae, Family Odontaspididae, Odontaspididae, Family Rhincodontidae, Rhincodontidae, Family Scyliorhinidae, Scyliorhinidae, Carcharhinidae, Family Carcharhinidae, Family Triakidae, Triakidae, Family Squalidae, Squalidae, Family Sphyrnidae, Sphyrnidae, Family Squatinidae, Squatinidae, Order Torpediniformes, Torpediniformes, Batoidei, Order Batoidei, Order Rajiformes, Rajiformes
Generic synonyms: Class
Definition of Selachii
1. n. pl. An order of elasmobranchs including the sharks and rays; the Plagiostomi. Called also Selacha, Selache, and Selachoidei.
Medical Definition of Selachii
1.
Lexicographical Neighbors of Selachii
Literary usage of Selachii
Below you will find example usage of this term as found in modern and/or classical literature:
1. Text-book of Paleontology by Karl Alfred von Zittel (1902)
"The unsegmented cartilaginous cranium of the selachii is more or less imperfectly
hardened with polygonal granules of phosphate of lime ; but the vertebrae ..."
2. A Manual of the Vertebrate Animals of the Northern United States: Including by David Starr Jordan (1904)
"Orders of selachii. o. Gill openings lateral SQ.UALI, 4. ao. Gill openings ventral
HALS, 5 ORDER IV. SQUALL (THE SHARKS.) The typical sharks are elongate in ..."
3. Zoology: Being a Systematic Account of the General Structure, Habits by William Benjamin Carpenter, William Sweetland Dallas (1867)
"ORDER I. selachii. 575. Although Cuvier, taking the degree of ossification of
the skeleton as his guide, placed the selachii with the rest of the ..."
4. Reports of the North Carolina Geological and Economic Survey (1907)
"selachii or ELASMOBRANCHII (sharks, skates, rays, etc.). it. Skeleton bony in
all but a few families; ... Sub-Class selachii. The Sharks, Skates, and Rays. ..."
5. A Manual of Zoology by Richard Hertwig (1912)
"... sometimes with threads for attaching the egg to plants, etc. Order I. selachii.
With the notochord more or less completely replaced by vertebral centra. ..."
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