. Bonner zoologische Monographien. Zoology. * 75 Olivaichthys |— — Diplomystes —— ———| viedmensis camposensis nahuelbutaens'ts chilensts. Fig. 38: Interrelationships of diplomystids. (primitive features apparently unique to diplomystids). (For explanation see page 74 to 89). Characters: 1: Skin of the whole body covered with large simple or lobulated papillae and buds embedded in a colloid-like substance; 2: Sagitta, the largest otolith; 3: Pterosphenoid lacking a suture with the parasphenoid; 4: Large, broad rhomboidal vomer; 5: Dorsal margin of hyoman- dibula extending well, onto the pterosp
. Bonner zoologische Monographien. Zoology. * 75 Olivaichthys |— — Diplomystes —— ———| viedmensis camposensis nahuelbutaens'ts chilensts. Fig. 38: Interrelationships of diplomystids. (primitive features apparently unique to diplomystids). (For explanation see page 74 to 89). Characters: 1: Skin of the whole body covered with large simple or lobulated papillae and buds embedded in a colloid-like substance; 2: Sagitta, the largest otolith; 3: Pterosphenoid lacking a suture with the parasphenoid; 4: Large, broad rhomboidal vomer; 5: Dorsal margin of hyoman- dibula extending well, onto the pterosphenoid; 6: "Lap" joint between hyomandibula and metapterygoid; 7: Large coronomeckelian bone in adults; 8: Palatine with two articular facets anteriorly articulating with two facets of maxilla; 9: Separate second ural centrum present in young, lost in adult; 10: Maxilla with more than one functional row of teeth along most of its ven- tral margin; 10': Two functional rows of maxillary teeth anteriorly, one posteriorly; few teeth; 10": Three or more rows of maxillary teeth; many teeth; 11: Dentate maxilla; 12: Long maxilla, broad distally, and with long medial process; 13: Four ossified pharyngobranchials of similar length; 14: Ossified supraneurals 3~4 present; 15: 9/9 principal caudal fin-rays; 16: Palatine tooth plate pre- sent; 17: Sphenotic longer than pterotic; 17': Sphenotic less than 130 % of pterotic length; 17": Sphenotic over 150 % of pterotic length; 18: Long anterolateral process of sphenotic; 19: Three pectoral distal radials present; 19': Absence of pectoral distal radials; 20: Absence of pelvic radial; 21: Smallest relation preorbital length/standard length; 22: Origin of pelvic fin anterior to the half of standard length; 23: Fused anterior processes of palatine; 24: Articular facets for a cartilage joining with mesethmoid, vomer, lateral ethmoid and orbitosphenoid and lateral ethmoid at about the first third of palatine; 25: Sm
Size: 1916px × 1304px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectzoology
