HIM 



•■..in the tongue it measured with its continuation . 



. •' ' in thi radula was found th (mea- 



ther back 24 rows, about six of which were not yet fully d< 



,1 numbei « \K.mt the twentj foremost rows were more or less incomplete, 



ten injured In the rows were found up to ti6 tooth-plates on each side of the 



The lengtli of the median t< >« >t1 1 was about o a breadth of <>■22•"•••^, the lateral 



the lengths of the <> outermost teeth were: o |o 0*43 



The median tooth is flat, rather thin, somewhat lengthened (fig.7a, 8) with 



I a straight hinder margin over which projects a little truncate, median 



ibliquely in .1 short rounded hook (and the hooks on all the median teeth 



run. The lateral teeth (fig.9— longer, and have a much more powerful 



which the tapering hook rises obliquely and rather slantingly; the margins of the hook, 



Ij the inner on< freely anteriorly; otherwise the length and breadth of the hook is 



-what varying. Towards the margin of the rasp the lateral teeth decreased (fig. 12 141 consider- 



:10th and were narrower. In the 6 8 outer ones, especially the very outermost, the hook 



rably reduced (fig. 12a). Double teeth, so frequent in the nudibranchiata , were not want- 



The salivary glands are strongly developed, and cover (pi. II, fig.icc) the sides and partly 



the of the stomach, where they join almost in the median line. They are somewhat flat- 



ve, of a thickness of 1— 9 mm , yellowish white, somewhat lobed in the margin, 



□ally the left one; this latter was larger than the right one, its length was 22""" by a breadth of 



the rigth one was 32""" long and 14""" broad. At the fore margin of the gland the salivary 



duct en widening at its fore end into a little ampulla (fig. 1; 4c); the length of the duct with 



the ampulla was almost 10""". 



The oesophagus (pi. II, fig. 1) was of a dark bluish-gray, about 11 oug with a diameter of 



ugitudinal folds shone through indistinctly. The oesophagus passes by degrees into a first 



mach, k bluish-gray, bag-shaped, of a length of 3-5"" with a diameter of r-"\ This 



• rather thick walled on account of the not very numerous (ca. 121, but thick and | 



wrinkled longitudinal folds, which were slightly to be seen from without, and which partly 



irly into the folds of the sesophagus, become lower posteriorly, but for the greater 



of the second stomach. The inside of this first stomach is quite dark 



ilighl constriction also indicated exteriorly (pi. II, Kg. 1) this stomach passes into 



I stomach, situated to the left, _y'> " long with a diameter of [•4 cm , and exteriorly of a 



h white colour. It is also rather thickwalled, its yellowish inside that is finely dotted with 



I] number (ca. 12) of highly undulated folds stopping short at the aperture of the 



luct Here the yellowish white intestine begins which all the wa) from the pylorus is ratlin 



thin It (pi. II, fig. idddd) stretches backward along the left margin of tin- liver, bends behind 



Dgth of the liver over the upper side of it, and runs to the right and forward 



! form the nun ,^, and the total number 75; tin- nun 



