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 A HISTORY OF SUSSEX 52 53. Hahnia nava (Blackwall) Hastings (F.P.S.) 54. Ccelotes atropos, Walckenaer Hastings (F.P.S.) 55. Texirix denticulata (Olivier) Hastings (F.P.S.) ARGIOPID^ The spiders included in this family have eight eyes, situated in two rows, the lateral eyes of both rows being usually adjacent if not in actual contact, while the central eyes form a quadrangle. The tarsal claws are three, often with other supernumerary claws. The web is either an orbicular snare or consists of a sheet of webbing, beneath which the spiders hang and capture the prey as it falls upon the sheet. This immense family includes those usually separated under the names Epeirida^, Linyphiidie, etc. Tegenaria silvestris, L. Koch Hastings (F.P.S.) Agelena lahyrlnthica (Clerclc) Hastings (F.P.S.) A very common spider, making a sheet-like web on the herbage with a funnel-shaped tubu- lar retreat. 56. Meta ugmentata (Clerck) Hastings (F.P.S.) 57. Meta meriance (Scopoli) Brighton 58. Tetragnatha solandri (Scopoli) Hastings (F.P.S.) 59. Pachygnatha clerckli, Sundevall Brighton 60. Pachygnatha degeerii, Sundevall Hastings, Brighton 61. Zii/a X -notata (Clerck) Hastings (F.P.S.) 62. Zil/a atrica, C. L. Koch Hastings (F.P.S.) 63. Araneus cucurbit'inm, Clerck Hastings (F.P.S.) This and the following three species are also known under the generic name Epeira. 64. Araneus diadematus, Clerck Hastings (F.P.S.) 65. Araneus cornutus, Clerck Brighton Known also as Epeira apocl'isa. 66. Araneus umbraticus, Clerck Hastings (F.P.S.) 67. Linyphia clathrata, Sundevall Hastings (F.P.S.) Known also as Neriene marginata, Black- wall. 68. Lepthyphantes tenuis (Blackwall) Hastings (F.P.S.) ; Shoreham (J.H.B.) This and the following species included in this and the next genus are usually known under the name Linyphia. 69. Lepthyphantes ericaus (Blackwall) Hastings (F.P.S.) 69A. Lepthyphantes minutus (Blackwall) Hastings (F.P.S.) 70. Bathyphantes dorsalis (Wider) Hastings (F.P.S.) 7 1 . Bathyphantes concolor (Wider) Hastings (F.P.S.) 72. Macrargus rufus (Wider) Hastings (F.P.S.) 73. Centromerus hicolor (Blackwall) Hastings (F.P.S.) 74. Poeciloneta variegata (Blackwall) Hastings (F.P.S.) 75. Microneta conigera (O. P. -Cambridge) Brighton (O.P.-C.) 76. Erigone promiscua (O. P. -Cambridge) Brighton, Worthing (O.P.-C.) 77. Erigone dentipa/pis (Wider) Hastings (F.P.S.) 78. Metopohactrus prominulus (O. P. -Cam- bridge) Newhaven (O.P.-C.) 79. Tiso vagans (Blackwall) Hastings (F.P.S.) 80. Gonatium ruhens (Blackwall) Hastings (F.P.S.) This and the next species are known also under the name of Neriene. 81. Gonatium isabellinum (C. L. Koch) Brighton 82. Trachygnatha dentata (Wider) Hastings (F.P.S.) ; Shoreham G-H.B.) 83. Kulcxynskiellum fuscum (Blackwall) Hastings (F.P.S.) 84. Kulcxynskietlum agreste (Blackwall) Hastings (F.P.S.) 242