S48 



PROCEEDINGS OF THE ACADEMY OF 



[Dec. 



Bciurus qiuidrivittatu.s 20 



Scobinella 275, 27G, 278 



coelata 273, 274 



famelica 271 



Iseviplicata 278 



macer 274 



pluriplicata 273, 274 



reticulatoides 278 



Scolecophagus cyanoceplialiis 27 



Scolopendra woodi 636 



Scolopocryptops 44, 56, 637 



sexspinosus 42, 637 



Scorpajnidte 166 



Scorpionidea 138 



Scutigera forceps 42, 44 



Scy todes fusca 340 



longipes 340 



Sella adamsii 758 



Selasiella joaquina' 772 



minima 773 



modesta 773,774 



perpusilla 773, 774 



subc3dindrica 773, 774 



Selene vomer 328 



Selenops insularis 341 



Semele bellastriata 757 



Seminatrix 557 



Serpulidtie 402 



Serranidse 329 



Serrasalmo humeralis 528 



spilopleara 528 



Setanoperca 533 



Shepherdia 353, 354 



Sialia mexicana occidentalis 14 



Sibon septentrionale 554 



Sigaleonida> 426 



Sigaretus perspectivus 758 



Sigmodon berlandieri 23 



hispidus berlandieri 23 



Siluridse 346 



Silurus bagre 346 



marinus 346 



Singa cre-n-ii 341, 342 



Sistrurus 558 



catenatus consors 553 



miliarius 554 



Sitta canadensis 13 



carolinensis aculeata 13 



Soleida? 350 



Sorubim lima 500 



Sparassidse 130 



Sparassus 129 



Sparatta 306 



flavipennula 306 



pelvimetra 306 



pygidiata 306 



semirufa 306 



Sparida- 331 



Sparus bajonado 331 



chrvsomus 330 



chvvsurus 330 



Spams rhomboidfs 331 



sciurus 330 



Spermophilus mexicanus parvidens 21 



spilosoma arens 20, 21 



s. marginatus 21 



tridecemlineatus var. pallidus 21 



Sphariida' 784 



Sphcerium 784 



costaricanum 784 



fabale 787 



jalapensis 785, 786, 787 



luridum 784, 787 



martensi 784, 785, 786 



novoleonis 784 



(Musculimn) novoleonis 787 



partumeimn 788 



rhomboideum 787 



striatinum 785 



subtransversum 784, 786, 788 



(Musculium) subtransversum 787 



sulcatum 787 



triangulare 784, 785, 786 



Sphodromantis 70S 



biooulata 708 



gastrica 70S 



lineola 708 



rudolfte 70S 



Sphodropoda 706 



rudoll* 70S 



Sphyradium 770 



edentulum 770 



polvonense 769 



Sphynena 750 



barracuda 749 



borealis 750 



commersoni 7^9 



ensis 750 



guachancho 750 



picudiUa.. 750,752 



snodgrassi 749 



sphyrsena 752 



tonie 750 



vulgaris 752 



Sphyra-nidse 749 



Sphyrapicus tliyroideus 8, 15 



varius ruber 8, 15 



Spilacris 630 



maculatus 680 



Spilotes ■ 297,557 



corais couperi 554 



Spiraxis acus 775 



borealis 775 



intermedins 775 



uruapamensis 775 



Spirobolus 51 



sp 42 



Spisula solidissima similis 757 



Spizella atrigularis 28 



brcTveri 28 



Statilia 704 



haani 70-i 



