File:AmiaCalvaHeadLankester.jpg

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Captions

Captions

Skeletal head of an Amia calva

Summary[edit]

Description

Amia calva head.

Caption: Amia calva L. (After Allis 1897, slightly altered) A, left-side view of the skull. B, left-side view of the cranium, from which the dermal bones have been removed. Cartilage is dotted. a.c, auditory capsule ; au, , adnasal ; ar, dermarticular ; as, alisphenoid ; bo, basioccipital ; bst, branchiostegal ray ; c, cartilaginous cranium ; d, dentary ; ep, epiotic ; eth, mesethmoid ; ex, exoccipital ; f, frontal ; fa, foramen for facial nerve ; ff, foramen for vagus ; h, hyomandibular ; iop, interopercular ; l, lachrymal ; m.g. median gular ; m-l- lateral line in mandible; mx, maxilla ; n, neural arch ; na, nasal ; n.sp, neural spine ; o, opisthotic ; obs, orbitospenoid ; oc. n, foramen for spin-occipital nerve ; o.f. vacuity with optic foramen in front ; olf, olfactory capsule ; op, opercular ; p, parietal ; pf, prefrontal ; pmx, premaxilla ; po, prootic ; pob, postorbital ; pop, preopercular ; pp, supratemporal ; pt, post-temporal ; ptf, postfrontal ; q, quadrate ; s, pterotic ; s.a, supra-angular ; sm, septomaxiliary ; sop, subopercular ; spm, supra-maxilla ; t.f, trigemical foramen ; v.c. vertebral centrum.
Date
Source Treatise on Zoology vol 9
Author Ray Lankester
Permission
(Reusing this file)		 pd-old

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