FOOD HABITS OF MALLARD DUCKS. 
29 
TasLeE II.—IJtems of animal food identified in stomachs of mallard ducks and the number 
im which found—Continued. 
: Common 
Kind of food. iallard: 
Tots] numberof stomachs examined. ..5:.-:....---.-2--s0-ccececeeeccceee 1,725 
CLASS Crustacea (CRUSTACEANS)—Continued. 
Order ISOPODA. 
Wen dentine meeps are ees tes cise ae ate meat te owes ee oneeeee Al 
Oniscidz (Sowbugs). . 
OPRERS TT UTG? su SACS SEG SABC CEs Soe Ae eee eee Lewanae Bae 
LOBEL VEERUE (OG | G85 Soi ea ee © He ele ee Sena etme Leahey | 2 
Asellide. 
PAISELUUSISD Mane eee eae ee een ae eee eens sta e eae bs sb aeeeioeS Ans Pee 
PMO NCOSCLULSIS DP mgt rete tte ete eee ein one a a sale ca cine ses Se 2 
Idotheide. | 
[YAU WINER 3 o305 nag nebs2 2552 ss0es 25 acoso son es eS aoc uses sua asesenes Iseabcdoace 
LRT D SUDAN (PATONG Te Saas -sasae Soa oe Ie oe seeS ea SSeS SIE Se SES eeEeS | Snseeees 
AOL CO TOCIE NICU ree ae oe oe ee ons [sa cmereara 
Idotea phosphorea.......--.....---------- 1 cE paeseacs oe, gp Sse a sas ene dee 
Order DECAPODA (Shrimps, Lobsters, Crabs, etc.). 
Suborder MacruraA (Shrimps, Lobsters, etc.). 
(QE GIELEGG) 2 2 oo doo sagsaasasocosSoseesonascasscsgo5 saSSe Ss soS Seen enaesee 1 
Crangonide (sand shrimps). 
CHD SEDATE DIDIS Ds sas Sonn o5 as de Sp SOC S COO DOUCO TB OO GSC N5ANS5I 60545 boasuacEeS 
Palemonide (fresh-water shrimps). : 
ROULCIONCLESICL ILD CS eee yA eee swim Se Sica a sceeeeie Saco See 4 
CLL INONELESL DULG UTES hot ee ee oe aio eee Oe Se eine ew crise sek 1 
HOLL ITMOTICLESIS Dt eae See TS eso lniee Sse se ctor oen/e Sie diel Sides 1 
_ Astacidee (crawfishes). 
COMDUTUSTONGUSLALUSED mere e eee Sass se oaee ese ete se oeeeeces 1 
COMTATUS CLOT Meee eee see ee oe Se ee owe nce ce scence eee cree 1 
COMDETUSY CULE Te ee aaa Eoin eae cleo ocak Sas He Sena Schiele 1 
COMDOTUS Dirt Smo eee eee mee ee oan wee ee oe eee sooo eecece os 4 
Winidentificd basse ss aso e seco occ e SSSR T EE ORGS ESR eee 44 
Suborder BRACHYURA (Crabs). 
(Uitte iieih ehh on § ae SEEGERS SS ESS On SSO Sea ae et ee eran 9 
Pilumnidz (mud crabs). | 
NCO DIL ILO DELCO MESULY Lema ee toes eee a(om ciclo aes oeiciniaeie cinta iseininien sisewiseiecieis 
Hexapanopeus angustifrons....-.-.------2+-+-02-0eeeeseece ec eeeeeeeees Eee 
Portunide (green crabs). | 
COR GEOLUZS CICHONS. 2m BOSS BSS ESS OS SEH Se er Re bear eet 
CaLLiNPCles SA pidusi(edi Die Crab) ase << «<5 = one wie anne c seein Sates |e eee Nee 
Ocypodide (fiddler crabs). 
ASIAN ON AAT MIMOES) Pere oe ios cio sae clone ccm ciscls cccecs iawn ccieee eet ce ce 1 
Chilopodar(ceBtipedes) 22 sas ee as sk ae we Secor seew en aciecscismecsccct 7 
Cass Insecta (INSECTS). 
Superorder AMPHIBIOTICA (Damselflies and Dragonflies). 
Unidentified odonate nymphs and adults (few of latter).......- DeLee ees 144 | 
Order ZYGOPTERA (Damselflies). 
CHU ST ray (ease oS ee aR ne 6 
OVO 2D. ORE ak SA te Se A ee ere 1 | 
Bla ok Southern 
duck. Be 
duck. 
622 51 
15 12 
