1888.] G. M. Giles — Notes on the AmpHipoda of Indian Waters. 255 



of the two dotted lines from (h) points to the centre of the inner eye, the lower 

 to that of the inferior antenna ; between them is seen a smaller projection, that 

 of the external eye), (c) anterior portion of oesophageal nervons collar, (d) the 

 green-gland, (e) the cavity of the month, (/) cavity of the gizzard, ((/) sifting 

 stomach, (h) the liver, (A;) anterior part of dorsal vessel, (m. m.) masses of plasmic 

 cells surrounding the nervons centres, (z. z.) muscles of the gizzard. Fig. 4. 

 Diagrammatic median section of A. lepta to shew arrangement of the parts of the 

 intestinal canal. The thick line shews the external integument, the thin, the fore- 

 gut, the dotted line the mid-gut. Fig. 5. Transverse section head of A. lepta, at the 

 level of the passage between the gizzard and the " sifting stomach ;" (/) gizzard, 

 (g) sifting stomach, x 180. Fig. 6. Semi-diagrammatic transverse section of the 

 basal portions of a thoracic appendage, x 60 ; (a) pleuron of segment, (b) coxa, 

 (cj basipodite, (d) gill-plate. 



Plate X. 

 Fig. 1. Amphithoe indica, M.-Edw., x 20. Fig. 2. Mandible, x 70. Fig. 3. 

 Maxilliped, x 70. Fig. 4. 1st Gnathopod x 70. Fig. 5. 2nd ditto, x 70. 

 Fig. 6. Distal joints, 5th and 6th thoracic appendages, x 70. Fig. 7. Last three 

 abdominal segments and appendages, x 70. Fig. 8. Atylus comes, x 20. The 

 specimen figured was somewhat smaller than that of Amphithoe indica, but the 

 difference is an individual not a specific character. Fig. 9. Last three abdominal 

 appendages, x 60. Fig. 10. One of the compound branchial plates, x 60. 



Plate XI. 

 Fig. 1. Urothoe rubra, x 30. Fig. 2, Flagellum and appendages of anten^ 

 nule, X 200. Fig. 3. Mandible, x 100. Fig. 4, 6th thoracic appendage, x 100. 

 Fig. 5. Last three abdominal segments, x 100. Fig. 6. Transverse section 

 through animal in hinder thoracic region ; (a) coxa, (6) gill-laminaB, (c) nerve- 

 ganglion, (dd) ovarian tubes, (e) intestine, (/) heart, (g) digestive glands - " liver.'* 



Plate XII. 



Fig. 1. Caprella madrasana, cf, x 36. Fig. 2. Caprella madrasana, $, x 36. 

 Fig. 3. Caprella palMi, x 36. 



