Catalogue of the Fishes in the British Museum, 第 5 卷order of the Trustees, 1864 |
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常見字詞
Acad Adipose fin Amér anal fin Arius Bagrus band basal bone blackish Bleek Bleeker's Collection Blkr body is contained Brazil British Guiana Casteln Caudal fin Caudal forked Cleft Denkschr diameter dorsal fin dorsal spine fin short Fish gill-membranes gill-opening granulated Gthr Guiana half as long height Ichth inches long interorbital space Kner lateral line length without caudal lobe longer Loricaria lower jaw mandible mandibulary barbels margin maxillary barbels extend middle mouth Müll nearly Nederl nostrils obtuse occipital process one-fifth one-fourth one-third operculum orbit outer palate palatine palatine bones pectoral fin pectoral spine Pimelodus Poiss posterior Prodr pungent spine root scutes serrated shorter Silur silvery skin snout soft rays species specimens Spix spots Surinam tail total length total without caudal transv Trosch two-thirds Tydschr upper jaw upper profile ventral fins villiform vomer vomerine teeth Wien Wiss xxii Zool
熱門章節
第 363 頁 - The height of the body is contained thrice in the total length (without caudal), the length of the head thrice and...
第 421 頁 - This loose connection of the single parts of the body is found in numerous deep sea fishes, and is merely the consequence of their withdrawal from the pressure of the water to which they are exposed in the depths inhabited by them. "When within the limits of their natural haunts the osseous, muscular, and fibrous parte of the body will have that solidity which is required for the rapid and powerful movements of a predatory fish.
第 26 頁 - Head as high as broad, its greatest width being three-fifths of its length ; the diameter of the eye is contained five times and a-half in the length of the head, twice and a-half in that of the snout, and twice in the width of the interorbital space. The nasal barbels are a little shorter than those of the maxillary, and extend to the middle of the eye. The band of teeth of each intermaxillary bone is twice as broad as long...
第 427 頁 - ... being small; teeth of the hinder part of the mandible in a double or triple series; vomer with a pair of fangs; palatines with a single series of small pointed teeth ; two groups of similar teeth on the tongue. Eye of moderate size. Opercular portion of the head very narrow and flexible; a fleshy barbel on the centre of the hyoid region.
第 421 頁 - ... which they are exposed in the depths inhabited by them. When within the limits of their natural haunts the osseous, muscular, and fibrous parts of the body will have that solidity which is required for the rapid and powerful movements of a predatory fish. That fishes of this genus...
第 120 頁 - The height of the body is contained 2f times in the total length (without caudal), the length of the head four times.
第 420 頁 - ... teeth the entire length of the premaxillary ; those in front sometimes larger and curved. Palatine teeth compressed, triangular, pointed; two or three of the anterior ones exceedingly long and strong, fang-like; the posterior ones moderate. Teeth of the lower jaw similar to those on the palatines, oue pair in front and two or three pairs in the middle being much enlarged.
第 23 頁 - A short dorsal fin in front, with a pungent spine ; a second long dorsal is united with the caudal and anal into one fin, pointed behind. Teeth in the upper jaw conical, on the vomer molar-like, in the lower jaw mixed. Barbels eight or more ; nostrils as in Plotosm.
第 407 頁 - The origin of the dorsal fin is considerably nearer to the end of the snout than to the root of the caudal ; ventrals inserted below the posterior half of the dorsal.