A treatise on zoology . nd to the transverseprocesses of the modified anterior vertebrae. EJiamphosus, Ag. ; Eocene, Italy. Centriscus, Cuv. {Macrorhamplwsus,Lac.) (Fig. 411) ; Atlantic and Pacific. Family Amphisilidae. Scaleless, but with a complete armour ofscutes fixed to the endoskeleton. The tail is shortened and twistedventrally, the dorsal fin projecting beyond it. 414 TELEOSTEI AffipMsile, Cuv. (Fig. 412) ; Indo-Pacific Ocean ; and Eocene andOligocene, Europe. V Aiiipldsile scutata, L. (After Day, Fishes of India.) Tribe 3. Lophobranchii. Toothless elongate fisli, with scutes, very sma
A treatise on zoology . nd to the transverseprocesses of the modified anterior vertebrae. EJiamphosus, Ag. ; Eocene, Italy. Centriscus, Cuv. {Macrorhamplwsus,Lac.) (Fig. 411) ; Atlantic and Pacific. Family Amphisilidae. Scaleless, but with a complete armour ofscutes fixed to the endoskeleton. The tail is shortened and twistedventrally, the dorsal fin projecting beyond it. 414 TELEOSTEI AffipMsile, Cuv. (Fig. 412) ; Indo-Pacific Ocean ; and Eocene andOligocene, Europe. V Aiiipldsile scutata, L. (After Day, Fishes of India.) Tribe 3. Lophobranchii. Toothless elongate fisli, with scutes, very small pectoral radials, noair-bladder, and gill-lamellae in the form of rounded lobes. Sub-Tribe A. The anterior division of the dorsal fin is spiny. Thepelvic fins of the female coalesce to form an egg-pouch. Family Solenostomidae. Solenostomus, Lac. ; Indian and PacificOceans. Sub-Tribe B. With spineless fins and scaleless body, enclosed in seg-mental rings of armour formed by overlapping scutes attached to the vertebral. Fio. 413. Syngnathus acits, L. A, left-side view of the anterior region ; B, the left brancliial chamberexposed by the removal of its outer wall; C, enlarged view of a portion of a branchial arch ; D,skeleton of the right lialf of the pectoralgirdle and fin, inner view ; E, portion of the tail—acaudal vertebra is shown behind, and a portion of the notochord is exposed, br, branchiallamella; c, coraco-scapular cartilage; d, cleithrum; , cut opercular wall; , distalcartilage supporting lepidotrich ; e, eye; g, gill; , gill-bar; ; gill-raker; m, mouth; n,nostril; nt, persistent constricted notochord ; op, operculum ; , pectoral lin; pi, bonydermal plate ; r, oth radial; sp, opening of branchial chamber ; r, vertebra. GA S TEROS TEIFORMES 415 processes. The pectoral radials are very small, with a row of distal cartilages(Fig. 413, D). The pelvic fins are absent in the adult, though traces of
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