PLATE X. 



(Lysiosquilla). 



Fig. 1. Lysiosquilla maculata. Raptorial claw of male ; one-half natural size (p. 45). 



Fig. 2. Lysiosquilla maculata. Raptorial claw of female ; one-half natural size. 



Fig. 3. Lysiosquilla maculata. Mandible. 



Fig. 4. Lysiosquilla maculata. First maxilla. 



Fig. 5. Lysiosquilla maculata. Second maxilla. 



Fig. 6. Lysiosquilla maculata. First abdominal appendage of adult male ; slightly 

 enlarged, e, exopodite ; A, basal joint of endopodite ; B, terminal joint 

 of endopodite. 



Fig. 7. Lysiosquilla [Lysioerichthus) maculata ; magnified 5 diameters. 



Fig. 8. Lysiosquilla (Coronis) excavatrix, n. sp.; male, magnified 2 diameters. 



Fig. 9. Lysiosquilla (Coronis) excavatnx. First maxilla. 



Fig. 10. Lysiosquilla {Coronis) excavatrix. Second maxiUa. 



Fig. 1 1 . Lysiosquilla ( Coronis) excavatrix. Raptorial claw of male. 



Fig. 12. Lqjsiosquilla (Coronis) excavatrix. Endopodite of first abdominal appendage 

 of adult male ; greatly enlarged (reference letters as in fig. 6 ; and, in 

 addition, a, outer lobe ; b, inner lobe ; c, suture ; d. retinaculum ; e, fixed 

 limit ; f, movable limb of petasma). 



Fig. 13. Lysiosqtdlla (Coronis) excavatrix. Young specimen ; enlarged 5 diameters. 



Fig. 14. Lysiosquilla (Coronis) excavatrix. Side view of the carapace of the larval 

 skin, ^ inch long, from which the young specimen showTi in fig. 13 

 moulted. 



Fig. 15. Lysiosquilla (Coronis) excavatrix. Ventral view of same. 



Fig. 16. Lysiosquilla (Coronis) excavatrix, Telson and uropods of the same larva, 

 -f^ inch long, ^ inch wide. 



