488 A, E. Verril—The Bermuda Islands. 900 
Figures 75, d, e, f.—American Toothed Snail (Polygyra appressa Say), x11¢; 
d, coarsely sculptured variety; e, f, ordinary form. Phot. by 
A. H. V. 
Figure 76.—Spiral Snail (Rumina decollata (L.) ; a, with animal expanded, nat. 
size ; 6, the shell, nat. size. After Binney. 
Figure 77.—Slender Snail (Subulina octona (Ch.). Drawn by A. H. V. 
Figure 78.—Slender Snail (Opeas Swiftianwm (Pfr.). Drawn by A. H. V. 
Figure 78a.—Cecilioides acicula; after Binney. 
Figure 79, a, b, c, d.—Tree Snail (Helicella ventricosa Drap.); different views 
of young and adult; e, Rumina decollata, young; both x 134. 
Phot. by A. H. V., 1902. 
Figure 80, a, 6.—Snail (Succinea Barbadensis Guild.), x3. 
Figure 81, a, b.—European Snail (Hyalina lucida Drap.), x 11g. Phot. by 
A. H. V., 1901. 
Figure 82.—White Snail (Hulota similaris (Fer.); a, b, c, different views ; 
enlarged 11g. Phot. by A. H. V. 
Figure 83.—Garden Slug (Limaz flavus L.), nat. size. After E. S. Morse in 
Binney’s Gould. 
Figure 84, a, b, c.—Giant Slug (Veronicella Schivelyce Pils.); 1a, dorsal view, 4 
nat. size ; 1b, under side of head ; 1c, side view of head, enlarged. 
Drawn by A. H. V. 
Figure 85.—Flesh-fly (Sarcophaga carnaria); enlarged after Fyles. 
Figure 86, a, b.—House-fly; young larve, enlarged; after Packard. 
Figure 87.—Blue-bottle (Lucilia cesar); phot. A. H. V. 
Figure 88.—Blow-tly (Calliphora vomitoria); phot. A. H. V. 
Figure 89.—Stable-fly (Stomoxys calcitrans); a, fly; b, head; 0, eye; p, probos- 
cis; c, larva; f, pupa; after Howard. 
Figure 90.—Onion fly; a, 6, larva; c, imago; after Packard. 
Figure 91.—Grape-fly; a, imago, enlarged; 6, larva. 
Figure 92.—Peach-fly (Ceratitis capitata); a, imago; 6, larva; after Riley. 
Figure 93.—Syrphus-fly (Allograpta obliqua); after Say. 
Figure 93b.—Larva of a Syrphus-fly eating an aphid, enlarged; after Glover. 
Figure 94.—Mosquito (Culex, sp.); A, larva; B, pupa; enlarged; after Packard. 
Figure 95.—a, Larva of Yellow-fever Mosquito (Stegomyia fasciata); b, larva of 
Culex fatigans ; both much enlarged; after Theobald. 
Figure 96.—Culex fatigans ; wing from a Bermuda specimen; after Theobald. 
Figure 97.—Culex fatigans ; male; x 4. 
Figure 98.—Female of the last; both after Theobald. 
Figure 99.—Yellow-fever Mosquito (Stegomyia fasciata); male; x 4. 
Figure 100.—The same; a female; x4 times; both after Theobald. 
Figure 101.—Human Flea (Pulex irritans), much enlarged; 6, larva; after Claus. 
Figure 102.—Dog Flea (Serraticeps canis), much enlarged. 
Figure 103.—Larva of Dog Flea, much enlarged; after Chittenden. 
Figure 104.—Chigoe (Sarcopsylla penetrans); a, female, much enlarged; 6, 
female filled with eggs, natural size; after Packard. 
Figure 105.—Gravid female of another species of Sarcopsylla (not Bermudian); 
much enlarged; after Claus. 
Figure 106.—Bermuda Wasp (Polistes perplexus); male. 
Figure 107.—The same; female. Both phot. by A. H. V. 
