A treatise on zoology . Fig. 02. Dissecterl tail oi Lepidosfcus. (Aftei- Kolliker.) , fulci-al .scales; ],.a, expandedhaemal arch ; /<./, hypochordal Jin ; , neural sjjine ; nf, upturned tip of the notochord ; r^dorsal raiiial ; , vertebral centrum ; , ventral fulcral scales. The proximal ends of thedermal rays have been cut off to expose the eudoskeletou. ?isp. pi. Fk;. 63. Dissected tail of Sahno. (After,Kolliker.) c, centrum of caudal vertebra ; ef, epichordaldermal ray ; , haemal arch ; , hypochordal fin ; hp, ex-panded haemal arch or liypural; i,dermal r
A treatise on zoology . Fig. 02. Dissecterl tail oi Lepidosfcus. (Aftei- Kolliker.) , fulci-al .scales; ],.a, expandedhaemal arch ; /<./, hypochordal Jin ; , neural sjjine ; nf, upturned tip of the notochord ; r^dorsal raiiial ; , vertebral centrum ; , ventral fulcral scales. The proximal ends of thedermal rays have been cut off to expose the eudoskeletou. ?isp. pi. Fk;. 63. Dissected tail of Sahno. (After,Kolliker.) c, centrum of caudal vertebra ; ef, epichordaldermal ray ; , haemal arch ; , hypochordal fin ; hp, ex-panded haemal arch or liypural; i,dermal ray of opposite (right) side; , neural spine; nt, upturned extremity of thenotochord ; 2>l, covering bony plate (modified neural arch ?). TAIL 103 This ventral lobe is invariably supported by single rigid skeletalpieces, the haemal arches. Some traces of subdivision may befound in Elasmobranchs, and distal nodules of cartilage may bepresent in these and other fish ; but it is still an open question
Size: 1842px × 1357px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublishe, booksubjectzoology
