Oceanic Ichthyology

Oceanic Ichthyology

By (author) 

List price: US$16.69

Currently unavailable

Add to wishlist

AbeBooks may have this title (opens in new window).

Try AbeBooks

Description

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1895 edition. Excerpt: ...rays in the anal; the suborbital keel composed of three distinct, differentiated, flat, knife-like spines, and two prominent retrorse spines on each suborbital. The type of this genus is Pontinus caster (Poey), which, with the allied species, P. polluw, described at the same time, is probably a shoalwater form, peculiar to the Vest Indian fauna. The genus is apparently precisely equivalent to Gill's Sebastopl-us, described by him in 1863, of which Sebastes Kuhlii was designated as the type. KEY TO THE DEEP-QEA SPECIES OF PONTINUS. I. Base of pectoral broad; fin fan shape. Lateral line curved at its origin. A. Second dorsal spine longer than fourth. 1. Second and third dorsal spines longest. a. Five preopercular spines, "60 scales in longitudinal series" (Giinther). About 30 tubes in lateral line.............................................................. _. P. Kunru b. Four preopereular spines. "42 scales in longitudinal series" (Sauvage)........ P. BlnR0.'n 2. Second dorsal spine much the longest. a. Four preopercular spines (32 tubes in lateral line?). _ _ _. _...... _.. _...............P. )'ll.IFl'ZR B. Second dorsal spine shorter than or equal to fourth. 1. Scales small, finely pectinate, rather irregular. Lacinim on head. Preopercular spines irregular a. Third and fourth dorsal spines longest. ' End of dorsal and anal opposite................ _......................... P. CANARIF-N515 "End of anal considerably in advance of that of dorsal. About 26 tubes in lateral line..................................................................... P. RATHBUNI b. Third dorsal spine conspicuously longest. About 22 tubes in lateral line..P. MACROLEPIS II. Base of pectoral narrow, and the fin...show more

Product details

  • Paperback | 366 pages
  • 189 x 246 x 19mm | 653g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236883578
  • 9781236883575