P. J. Spangler

发表

Larval Morphology of Agabetes Crotch (Coleoptera: Adephaga: Dytiscidae): The Hypothesis of Sister-Group Relationship with the Subfamily Laccophilinae Revisited

Y. Alarie, W. Steiner, P. J. Spangler, 2002 .

The Beetles of the United States (A Manual for Identification)

P. J. Spangler, 1961 .

The Beetles of the United States (A Manual for Identification)

P. J. Spangler, 1961 .

Four new stygobiontic beetles (Coleoptera: Dytiscidae; Noteridae; Elmidae)

P. J. Spangler, 1996 .

A new genus and species of stygobiontic dytiscid beetle, Comaldessus stygius (Coleoptera: Dytiscidae: Bidessini) from Comal Springs, Texas

C. Barr, P. J. Spangler, 1995 .

A new Ataenius from Socorro Island, Mexico (Coleoptera: Scarabaeidae: Aphodiinae)

P. J. Spangler, O. Cartwright, 1981 .

A checklist of the Limnichidae and the Lutrochidae (Coleoptera) of the world

P. J. Spangler, C. L. Staines, S. L. Staines, 2001 .

Reassignment Of Colpius-Inflatus And A Description Of Its Larva Coleoptera Noteridae

P. J. Spangler, G. Folkerts, 1973 .

Hypsilara royi gen. n. and sp. n. (Coleoptera, Elmidae, Larainae) from Southern Venezuela, with a revised key to Larainae of the Western Hemisphere

P. J. Spangler, Crystal A. Maier, 2011, ZooKeys.

A new genus and species of neotropical water beetle, Jolyelmis auyana, from a Venezuelan Tepui (Coleoptera : elmidae)

P. J. Spangler, R. A. Faitoute, 1991 .

The Aquatic Beetle Subfamily Larainae (Coleoptera: Elmidae) in Mexico, Central America, and the West Indies

P. J. Spangler, S. Santiago-Fragoso, 1992 .

A revision of the Neotropical aquatic beetle genus Stegoelmis (Coleoptera: Elmidae)

P. J. Spangler, 1990 .

The Beetles of the Pacific Northwest, Part IV: Macrodactyles, Palpicornes, and Heteromera

P. J. Spangler, 1966 .

Three new species of Neotropical Tropisternus Solier (Coleoptera: Hydrophilidae)

A. Short, P. J. Spangler, 2008 .

3 New Species Of The Neotropical Water Beetle Genus Elmoparnus Coleoptera Dryopidae

P. Perkins, P. J. Spangler, 1977 .

Two new species of the aquatic beetle genus Macrelmis Motschulsky from Venezuela (Coleoptera: Elmidae: Elminae)

P. J. Spangler, 1997 .

Results of the Austrian Hydrobiological Mission, 1974, to the Seychelles-, Comores- and Mascarene Archipelagos, Part IV: The Aquatic Beetles Collected on the Mission to RAcunion and Comoro Islands (Coleoptera: Hydrophilidae, Hydraenidae, Gyrinidae)

P. J. Spangler, 1980 .

The Discovery Of Hydora, A Hitherto Australian new-Zealand Genus Of Riffle Beetles, In Austral South america (Coleoptera, Elmidae)

H. Brown, P. J. Spangler, 1981 .

The Ground Beetles of Canada and Alaska (Carabidae, excl. Cicindelidae)

P. J. Spangler, 1967 .

Subaquatic Light Traps for Insects and Other Animal Organisms

N. A. Walker, P. J. Spangler, H. Hungerford, 1955 .

A new aquatic beetle family, Meruidae, from Venezuela (Coleoptera: Adephaga)

W. Steiner, P. J. Spangler, 2005 .

A new genus of water beetle from austral South America (Coleoptera: Hydrophilidae)

P. J. Spangler, 1979 .

A new genus and species of stygobiontic dryopid beetle, Stygoparnus comalensis (Coleoptera : Dryopidae), from Comal Springs, Texas

C. Barr, P. J. Spangler, 1992 .

Quadryops, New Genus, And 3 New Species Of Arboreal Dryopidae (Insecta, Coleoptera) From Panama And Ecuador

P. Perkins, P. J. Spangler, 1985 .

Fontidessus Miller and Spangler, a new genus of Bidessini from Venezuela (Coleoptera: Dytiscidae: Hydroporinae) with three new species

K. Miller, P. J. Spangler, 2008 .

Study of the larvae of Hydrotrupes palpalis sharp (Coleoptera: Adephaga, Dytiscidae) with implications for the phylogeny of the colymbetinae

Y. Alarie, P. Perkins, P. J. Spangler, 1998 .

A Synopsis Of The Laccornis difformis Species Group With A Revised Key To North american Species Of Laccornis Des gozis (Coleoptera, Dytiscidae)

G. Wolfe, P. J. Spangler, 1985 .

A New Genus And 2 New Species Of Madicolous Beetles From Venezuela Coleoptera Hydrophilidae

P. J. Spangler, 1972 .

A new species of neotropical water bug, Paravelia biae, from Brazil (Heteroptera: Veliidae)

P. J. Spangler, 1989 .

Two new species of water-striders of the genus Oiovelia from the Tepui Cerro de la Neblina, Venezuela (Hemiptera: Velidae)

P. J. Spangler, 1986 .

A new species of Rheumatobates Bergroth from Ecuador and distribution of the genus (Heteroptera: Gerridae)

J. Polhemus, P. J. Spangler, 1989 .

A REVIEW OF THE GENUS STRIDULIVELIA HUNGERFORD AND TWO NEW SPECIES (HETEROPTERA : VELIIDAE) FROM SOUTH AMERICA

J. Polhemus, P. J. Spangler, 1995 .

A new genus of madicolous beetles from Ecuador (Coleoptera: Hydrophilidae: Hydrobiinae)

P. J. Spangler, 1979 .

A Description Of The Egg Case And Larva Of The Water Scavenger Beetle Helobata-Striata Coleoptera Hydrophilidae

P. J. Spangler, J. Cross, 1972 .

New Species Of The Riffle Beetle Genus Portelmis From Ecuador

P. J. Spangler, 1980 .

Three new species of Hexanchorus Sharp, 1882 (Coleoptera: Elmidae: Larainae) from South America

P. J. Spangler, C. L. Staines, 2003 .

A New Genus And Species Of Riffle Beetle, Neblinagena prima, From The Venezuelan Tepui, Cerro de-La neblina (Coleoptera, Elmidae, Larinae)

P. J. Spangler, 1985 .

New and interesting water beetles from Mt. Roraima and Ptari‐tepui, Venezuela (Coleoptera: Dytiscidae and hydrophilidae)

P. J. Spangler, 1981 .

A DESCRIPTION OF THE LARVA OF HYDROBIOMORPHA-CASTA COLEOPTERA HYDROPHILIDAE

P. J. Spangler, 1973 .

Hydramara argentina, A Description Of Its Larva And A Report On Its Distribution (Coleoptera, Hydrophilidae)

P. J. Spangler, 1979 .

PREDACEOUS DIVING BEETLES IN MAINE: FAUNAL LIST AND KEYS TO SUBFAMILIES

J. Longcore, K. Hopkins, P. J. Spangler, 1998 .