502 THE SENSES AND SENSORY ORGANS. 



eyes, and well-developed eyes, are found scattered over the 

 integument, just as glands are ; for example, in the remark- 



218. CHATIN, J., ' Rccherches pour servir al'histoire du Batonnet optique 

 chez les Crustacds et les Vers.' Ann. Sc. Nat., Zool., scr. vi., torn. v. 

 et vii., 1877-1878. 



Chiefly interesting for the very complete bibliography it contains of 

 the earlier notices on the eyes of Arthropods. Chatin's methods 

 were so primitive that his work is otherwise of little value. 



219. LOWNE, B. T., ' On the Modifications of the Simple and Compound 

 Eyes of Insects.' Phil. Trans, vol. 169, Part 2. Lond., 1878. 

 Abstract in Proc. Roy. Soc., March, 1878. 



220. SCHMIDT, O., ' Die Form der Krystallkegel im Arthropodenauge. 

 Zeitsch. f. w. Zool., Bd. xxx., Suppt., April, 1878. 



221. CLAUS, C., 'Der Organismus der Phronimiden.' Arbeit, a. d. Zool.. 



Inst. der Univ. Wien, Bd. ii., 1879. 



222. GRENACHER, H., 'Untersuchungen iiber das Sehorgan der'Arthro- 

 poden.' 4(0., pp. 185, pi. xi., Gottingen, 1879. 



223. GRAHER, V., ' Ueber das unicorneale Tracheaten - und speciell das 

 Arachnoideen- und Myriapoden-Auge.' Archiv. f. Mikr. Anat., 

 Bd. xvii., 1879. 



224. GRABER, V., ' Morphologische Untersuchungen iiber die Augen der 

 freilebenden marinen Borstenwi'inner.' Archiv. f. Mikr. Anat., 

 Bel. xvii.. 1879. 



225. GRENACHER, H., ' Ueber die Augen einiger Myriapoden. Zugleich 

 eine Entgegnung an Herrn Prof. Dr. V. Graber in Czernowit/.' 

 Archiv. f. Mikr. Anat., Bel. xviii., 1880. 



226. NOTTHAFT, J., ' Ueber die Gesichtswahrnehmungen vermittelst des 



Facettenauges.' Abh. Senckenberg. Naturforsch. Gessel., Bd. xii., 

 1880. 



227. MERESCHKOWSKV, C., 'Tetra-Ery thine.' Comptes Rendus, xciii., 

 p. 1029, 1 88 1. 



228. KXNER, S., ' Die Frage von der Functionsweise der Facettenaugen.' 



lliol. Centralblatt, Bd. i., 1881. 



229. LANK ESTER AND BOURNE, 'On the Minute Structure of the Lateral 

 ami the Central Eyes of Scorpio and of Limulus.' Quart. Journ. of 

 Micros. Sc., vol. xxiii., 1883. 



230. LO\VNE, B. T., 'On the Structure and Functions of the Eyes of the 

 Arthropoda.' Proc. Roy. Soc., vol. xxxv , 1883. 



231. CIACCIO, G. V., ' Figure Dichiarativc della minuta fabbrica deglia 

 Occhi de' Ditteri.' Mem. d. Accad. d. Sc. di Bologna, ser. iv., 

 torn. vi.. 1884. 



Figures of the eyes of Hippoboscid;u, (Estiid;c, Syrphid.r, Muscicke, 

 Empi.l.i-, Leptidse, Asilidre, Bombylidne, Tabanidie, Chironomidaj, 

 Tipulidiu, and Pulicida. 1 . (No kind of nerve terminal is represented 

 except in the Ocelli. All his sections were evidently thick, anel the 

 structure of the true retina is not clearly figured.) 



