ILLUSTRATIONS. 



FIG. 660. Philoscia culebne (After Moore), cr, Dorsal view, ft, Second 



antenna, c, Mandible, d, First leg. e, Fourth leg .' 604 



661. Philoscia vittata (After Harger) 605 



662. Philoscia vittata. a, Maxilliped. b, Second maxilla, c, First 

 maxilla (outer lobe), d, First maxilla (inner lobe), e, Man- ' 

 dible. /, Terminal segment of abdomen, with uropoda 605 



663. Philoscia vittata. o, Second antenna, b, Uropod 606 



664. Philoscia bermudensis (After Dahl). a, General figure, b, Second 

 antenna, c, Maxilliped. <i, Mandible, e, First maxilla. /, 

 First leg. g, Uropod 607 



665. Cylisticus convexus (After Sars). a, Anterior lip. ft, Mandible, 

 c, Dorsal view of male, d, First antenna, e, Second antenna. 

 /, Posterior lip. g, Head (dorsal view), h, Mandibles. /, Last 

 two segments of ^abdomen and uropoda. j, Uropod. k, Maxilli- 

 peds. I, Lateral view of male, in, First maxilla, n, Second 

 maxilla, o, Flagellum of second antenna, p, First pleopod of 

 male. q, Seventh leg. r, Second pleopod of male. s. Abdomen 

 (ventral view), t, First pleopod of female, n, First leg 610 



666. Porcellio Irevis (After Sars). a, Second antenna, b, Uropod. c, 

 Adult male, d, Last two segments of abdomen and uropods. e, 

 Seventh leg. /, Flagellum. g, First pleopods of male 615 



667. Porcellio parvicornis 616 



668. Porcellio rathkei (After Sars). a, Dorsal view of male, b, Dorsal 

 view of female, c, First antenna, d, Seventh leg. e, Maxilliped. 

 /, Last segment of abdomen and uropoda. </, First pleopod of 

 male, h, Flagellum. /, Uropod. j, Second antenna 618 



669. Porcellio spinicornis (After Sars). a, Head, b, Dorsal view of 

 female, c, Second antenna, d, Last two segments of abdomen 

 and uropoda. e, First leg of female. /, Last segment of abdomen. 

 g, First pleopod of male, h, Uropod. /, Flagellum. /, Seventh 

 leg of female, k, Second pleopod of male. I, Seventh leg of 

 male 620 



670. Porcellio spinicornis. a, Maxilliped. b, Second maxilla, c, First 



maxilla (outer lobe), d, Mandible, e, Second antenna 621 



671. Porcellio scaber (After Sars). a, Mandibles, ft, First antenna, c, 

 Dorsal view of female, d, Second antenna, e, Anterior lip. /, 

 Second maxilla, g, First maxilla, h, Mandible, i, Posterior lip. 

 j, Last segment of abdomen and uropoda. k, Uropod. I, Maxil- 

 lipeds. m, Head, n, First pleopod of female, o, Second pleo- 

 pods of male, p, Var. marmorata (dorsal view of female), q, 

 First pleopods of male, r, Third pleopod of male. *, Abdomen 

 (ventral view ) 623 



672. Leptotrichus granulatus 624 



673. Metoponorthus saussurei (After Dollfus). a, First segment of tho- 

 rax, ft, Seventh thoracic segment, abdomen, and uropoda 626 



674. Metoponorthus pruinosus (After Sars). o, First maxilla, ft, Max- 

 illiped. c, Mandibles, d, Second antenna, e, Anterior lip. /, 

 Dorsal view of male, g, First antenna, h, Flagellum. i, First 

 pleopod of male, j, Seventh leg. k, Second maxilla. I, First 

 leg. m, Second pleopod of male, n, Uropod. o, Third pleopod 

 of female, p, Head, q, Second pleopod of female, r, First pleo- 

 pods of female, s, Abdomen with uropoda 627 



675. Hypergnathus texensis 632 



