L ILLUSTRATIONS. 



Page. 

 Fi(i. tj60.— Philo8cia culebrye (After Moore), a, Dorsal view, h, Second 



antenna, r, Mandible, (i, First leg. f, Fourth leg 604 



661. — Philoscia vittata (After Harger) 605 



662. — Philoscia vittata. a, Maxilliped. h, Second maxilla, c, First 

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

 dible, f, Terminal segment of abdomen, with uropoda 605 



663. — Philoscia vittata. a, Second antenna, h, Uropod 606 



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

 antenna, c, Maxilliped. d, Mandible, e, First maxilla. /', 

 First leg. g, Uropod 607 



665. — Cylisticus convexus (After Sars). a, Anterior lip. A, IMandible. 

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

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

 two segments of abdomen and uropoda. ,/', Uropod. /.■, Maxilli- 

 peds. ?, Lateral view of male, iii, First maxilla, n, Second 

 maxilla, o, Flagellum of second antenna. />, First jileopod of 

 male. 7, Seventh leg. r, Second pleojjod of male. .f. Abdomen 

 (ventral view). /, First pleopod of female, h, First leg 610 



666. — Porcellio hevis (After Sars). a, Second antenna, b, Uropod. <; 

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

 Seventh leg. ,/', Flagellum. g. First pleojJOtls of male 615 



667.— Porcellio parvicornis 616 



668. — Porcellio rathkei (After Sars). a, Dorsal view of male. /', Dorsal 

 view of female, r, First antenna. '/, Seventh leg. e, Maxilliped. 

 /, Last segment of al)domen and uropoda. g, First pleopod of 

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



6(59. — Porcellio spinicornis (After Sars). a, Head, h, Dorsal view of 

 female, c, Second antenna. (/, Last two segments of abdomen 

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

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

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

 male 620 



670. — Porcellio siiinicornis. a, Maxilliped. />, Second maxilla, c, First 



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



671. — Porcellio scaber (After Sars). o, Mandibles. A, First antenna, r, 

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

 Second maxilla. <;, First maxilla. /(, Mandible. /, Posterior liji. 

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

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

 pods of male, p, Var. marmorata (dorsal view of female). 7, 

 First i)leopods of male, r, Third i>leopo<l of male. .^•, Aliilomen 

 (ventral view ) 623 



672. — Leptotrichus granulatus 624 



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

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



674.— Metoponorthus pruinosus (After Sars). a, Fir.st maxilla, b, Max- 

 iliii)ed. r. Mandibles, d, Second antenna, e, Anterior lip. /', 

 Dorsal view of male, g, First antenna, h, Flagellinn. /, First 

 pleojjod of male, j, Seventh leg. k, Second maxilla. /, First 

 leg. m, Second i)leopod of male, n, Uropod. 0, Third pleopod 

 of female. j>, Head. 7, Second pleopod of female, r, First pleo- 

 pods of female, .v. Abdomen with uropoda 627 



675. — llypergnathus texensis 632 



