| Scientific Name | Common Name | Notes |
| Class Merostomata, Order Xiphosura | | |
| Family Limulidae | | |
| Limulus polyphemus | Horseshoe Crab | common |
| Class Arachnida, Order Araneae | | |
| Family Atypidae – Purse-web Spiders | | |
| Sphodros rufipes | Red-legged Purse-web Spider | rare |
| Sphodros niger | Purse-web Spider | |
| Family Dysderidae | | |
| Dysdera crocata | Sowbug Killer Spider | |
| Family Dictynidae | | |
| Emblyna sublata | Meshweb-weaver Spider | |
| Family Linyphiidae | | |
| Frontinella pyramitela | Bowl and Doily Spider | |
| Grammonota pictilis | Dwarf Weaver Spider | |
| Hypselistes florens | Peatland Sheetweb Weaver | From iNaturalist |
| Neriene clathrata | Line-weaving Spider | |
| Neriene radiata | Filmy Dome Spider | |
| Family Tetragnathidae | | |
| Leucauge venusta | Orchard Orbweaver | common; from iNaturalist |
| Tetragnatha caudata | | |
| Tetragnatha pallescens | | |
| Tetragnatha laboriosa | Silver Long-jawed Orbweaver | |
| Tetragnatha viridis | | |
| Tetragnatha elongata | | |
| Family Theridiidae | | |
| Crustulina sticta | Cobweb Spider | |
| Latrodectus mactans | Southern Black Widow | |
| Latrodectus variolus | Northern Black Widow Spider | found on Nomans Land |
| Phoroncidia americana | | |
| Spintharus flavidus | | From iNaturalist |
| Steatoda albomaculata | Comb-footed Spider | |
| Theridion albidum | | |
| Family Araneidae – Orb-weaving Spiders | | |
| Acanthepeira stellata | | |
| Araneus bicentaurius | Giant Lichen Orbweaver | From iNaturalist |
| Araneus diadematus | Cross Orbweaver | From iNaturalist |
| Araneus marmorata | | |
| Araneus trifolium | Shamrock Orbweaver | From iNaturalist |
| Araniella displicata | | |
| Argiope aurantia | Yellow Garden Argiope | |
| Argiope trifasciata | Banded Garden Spider | |
| Eustala anastera | | |
| Eustala cepina | | |
| Mangora spiculata | | From iNaturalist |
| Micrathena gracilis | Spined Micrathena | From iNaturalist |
| Micrathena mitrata | White Micrathena | From iNaturalist |
| Micrathena sagittata | Arrow-shaped Orbweaver | From iNaturalist |
| Neoscona arabesca | Arabeque Orbweaver | |
| Neoscona crucifera | Spotted Orbweaver | From iNaturalist |
| Neoscona domiciliorum | Red-femured Spotted Orbweaver | From iNaturalist |
| Neoscona minima | | |
| Neoscona pratensis | | |
| Ocrepeira ectypa | | From iNaturalist |
| Singa rubens | | |
| Zygiella x-notata | House Spider | |
| Family Agelenidae – Funnel Web Spiders | | |
| Agelenopsis kaston | | |
| Agelenopsis pennsylvanica | | |
| Coras sp. | | From iNaturalist |
| Family Oxyopidae | | |
| Oxyopes salticus | Lynx Spider | |
| Family Lycosidae –Wolf Spiders | | |
| Allocosa funerea | | |
| Arctosa littoralis | Shoreline Wolf Spider | |
| Geolycosa turricola | Burrowing Wolf Spider | |
| Geolycosa pikei | Burrowing Wolf Spider | |
| Gladicosa gulosa | Drumming Sword Wolf Spider | From iNaturalist |
| Hogna helluo | | |
| Hogna punctulata | | |
| Pardosa distincta | Thin-legged Wolf Spider | |
| Pardosa milvina | Thin-legged Wolf Spider | |
| Pardosa saxatilis | Thin-legged Wolf Spider | |
| Pirata minutus | | |
| Rabidosa punctulata | Dotted Wolf Spider | From iNaturalist |
| Rabidosa rabida | Rabid Wolf Spider | From iNaturalist |
| Trabeops auranticus | | |
| Trochosa terricola | Burrowing Wolf Spider | |
| Family Pisauridae | | |
| Dolomedes scriptus | | |
| Dolomodes triton | Six-spotted Fishing Spider | From iNaturalist |
| Pisaurina mira | Nursery Web Spider | Common; from iNaturalist |
| Family Gnaphosoidae – Ground Spiders | | |
| Drassyllus depressus | | |
| Gnaphosa fontinalis | | |
| Gnaphosa sericata | | |
| Haplodrassus signifer | | |
| Herpyllus ecclesiasticus | Eastern Parson Spider | From iNaturalist |
| Micaria emertoni | | |
| Sergiolus capulatus | Variegated Ground Spider | From iNaturalist |
| Family Liocranidae | | |
| Agroeca ornata | | |
| Family Anyphaenidae | | |
| Anyphaenella saltibunda | | |
| Anyphaena celer | | |
| Aysha gracilis | | |
| Hibana gracilis | Garden Ghost Spider | From iNaturalist |
| Family Clubionidae – Sac Spiders | | |
| Clubiona obesa | Hunting Spider | |
| Family Philodromidae | | |
| Philodromus imbecillus | | |
| Philodromus marxii | | |
| Thanatus formicinus | | |
| Tibellus duttoni | | |
| Tibellus oblongus | | |
| Family Salticidae - Jumping Spiders | | |
| Agassa cyanea | | |
| Eris militaris | Bronze Jumping Spider | From iNaturalist |
| Euophrys diminuata | | |
| Habrocestum pulex | | |
| Habronattus orbus | Orbus Paradise Spider | From iNaturalist |
| Habronattus viridipes | | |
| Hentzia mitrata | White-jawed Jumping Spider | From iNaturalist |
| Hentzia palmarum | | |
| Icius similes | | |
| Maevia inclemens | | |
| Neon nelli | | |
| Paraphidippus marginatus | | |
| Peligrina exigua | Thin-spined White-cheeked Jumping Spider | From iNaturalist |
| Pelegrina galathea | | |
| Pelegrina insignis | | |
| Pelegrina protervus | | |
| Phidippus audax | Bold Jumping Spider | From iNaturalist |
| Phidippus cardinalis | Cardinal Jumping Spider | From iNaturalist |
| Phidippus clarus | | |
| Phidippus princeps | Grayish Jumping Spider | From iNaturalist |
| Platycryptus undatus | Tan Jumping Spider | From iNaturalist |
| Synemosa formica | Slender Ant-mimic Jumping Spider | |
| Talavera minuta | | |
| Family Thomisidae – Crab Spiders | | |
| Bassaniana sp. | | From iNaturalist |
| Coriarachne versicolor | | |
| Mecaphesa asperata | Northern Crab Spider | From iNaturalist |
| Misumena calycina | | |
| Misumena vatia | | From iNaturalist |
| Misumenops asperatus | | |
| Misumenoides aleatorius | | |
| Misumenoides formosipes | White-banded Crab Spider | From iNaturalist |
| Misumessus oblongus | American Green Crab Spider | From iNaturalist |
| Oxyptila conspurcata | | |
| Xysticus ferox | | |
| Xysticus luctans | | |
| Xysticus punctatus | | |
| Family Hahniidae | | |
| Neoantisistea agilis | | |
| Class Arachnida, Order Acari – Ticks | | |
| Family Ixodidae | | |
| Ixodes scapularis | Deer Tick | |
| Ixodes cookei | Groundhog Tick | From iNaturalist |
| Amblyomma americanum | Lone Star Tick | |
| Dermacentor variabilis | American Dog Tick (Wood Tick) | |