Thompson.— A Rare Thalassinid. 
PLATE 3. 
Fig. 31. Right mandible; fifth stage, inner face, pro, process; p', palpus. 
Fig. 32. Left mandible ; same, pro, plate and crest equivalent to process on 
right mandible. 
Fig. 33. Mouth parts of same; right side, mnd, mandible; 1, lab rum : p, 
paragnath ; mx n maxilla. 
Fig. 34. Same ; left side. Letters as before. 
Fig. 35. Apex of left mandible of same; more enlarged. 
Fig. 36. Telson ; first stage, ventral side. 
Fig. 37. Same ; second stage, dorsal side, ur, anlage of uropod. 
Fig. 38. Tail-fan of fifth stage; dorsal side. 
Fig. 39. Same of third stage ; ventral side. 
Fig. 40. Same; fourth stage ventral side. 
Fig. 41. Ventral gland, first stage ; transverse section through second maxilla. 
X 195. car, carapace ; shg, shell gland ; 1, liver ; nc, nerve cord; 
vg, ventral gland. 
Fig. 42. Third maxilliped; adolescent, ventral. X 20 (?). 
(Figures 43-50 are outlines of the appendages of Calliaxis 
adriatica drawn from Heller's and Cano’s figures.) 
Fig. 43. Mandible (Heller). 
Fig. 44. First maxilla (Heller), le, lacinia externa. 
Fig. 45. Mandible (Cano). 
Fig. 46. Second maxilla (Heller), le, lacinia externa ; sc, scaphognathite. 
Fig. 47. Second maxilliped (Heller), en, endopod. 
Fig. 48. Third maxilliped (Heller). 
Fig. 49. First maxilliped (Heller), en, endopod ; ex, exopod. 
Fig. 50. Pleopod (Heller). 
