188 ANCEID”. 
t. 46, f. 6. Wesstwoop, Annales Sci. 
Nat. xxvii. p. 829. Mitne Epwarps, 
Crust. iii. p. 197. Wutrs, B. M. 
Cat. Brit. Crust. p. 74. Pop. Hist. 
Brit. Crust. p. 243, pl. xiii. f. 5. 
Spence Bate, Ann. Nat. Hist. ser. 3, 
vol. 2, pl. 7, £. 1, and details. 
(Male) Gnathia termitoides. Luacu, Hdin. Encye. vii. p. 402. 
Anceus rapa ? Mitne Epwarps, Crust. ili. p. 196, t. 33, 
f. 12. Régne Anim. Ed. Crochard 
Crust. pl. 62, fig. 3. 
Anceus scarites ? Hessz, Mém. Etrang. Acad. Sci. t. xviii. 
p. 57, pl. 3, fig. 15, 16. 
(Female) Oniscus ceruleatus var. Montagu, Trans. Linn. Soc. xi. p. 16. 
Praniza Montagui. Wrstwoop, in Annales des Sci. Nat. 
vol. xxvii. p. 327. 
Praniza obesa ? Lucas, in Ann. Ent. Soc. France, 1849, 
p. 465, pl. 15, £ 3. 
(Immat.fem.) Oniscus ceruleatus. Monraau, Trans. Linn. Soc. xi. p. 15, 
t. 4. f. 2. (Copied Enc. Méth. 
Crust. pl. 839, £. 28, with the in- 
correct name Oniscus (Caelino, Leach) 
thoracicus, Mont.). 
Praniza ceruleata. | Dxegsmarust, Cons. Crust. p. 284, t. 46, 
f. 8. Werstwoop, in Ann. Sci. Nat. 
EXvil. p. 826, t. 6, f. 5. MILNE 
Epwarps, Crust. iii. p. 194, t. 33, 
f. 10. Wars, B. M. Cat. Brit. 
Crust. p. 74. Pop. Hist. Brit. Crust. 
p. 240, pl. xiii. f. 4. Spence Barz, 
Ann. Nat. Hist.’ ser. 3, vol. 2, pl. vi. 
f, 4. 
Gnathia termitoides. (Fem.?) Leacu, Edinb. Ene. vii. p. 402. 
TuHE male of this species, figured in the preceding 
page, is distinguished by the large size of the head, which, 
together with the very prominent mandibular appendages, 
gives the animal a fierce aspect. The head is nearly 
square, and about the size of the three anterior segments 
of the body conjoined; it is slightly broader across the 
middle, the eyes occupying the anterior lateral margins, 
in front of which the head on each side is somewhat 
squarely truncated, the antenne being affixed in front of 
