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68 BULLETIN OF THE UNIVERSITY OF NEBRASKA STATE MUSEUM Nebraska: May (8), June (13), July (32), August (15). Remarks. Nicrophorus guttula is similar to N. obscurus and is distinguished by the form of the third antennal segment (emarginate as opposed to the deeply emarginate segment of N. obscurus) (Figs. 94-95), the variable color of the first antennal segment (always black in N. obscurus), and the variably colored elytral epipleuron (always Fig. 110. Nicrophorus guttula Motschulsky. completely orange in N. obscurus). All but one of the Nebraska specimens have broad, orange elytral maculae. The single Lincoln specimen has completely black elytra, characteristic of southwestern coastal areas of the United States where melanistic forms occur. Nicrophorus guttula also resembles N. marginatus but is distinguished from it by the presence, in N. guttula, of long setae (as long or longer than those on humerus) on the anterior
face of the procoxa in the basal half; N. marginatus has short setae (shorter than those on humerus). The larval stage was described by Anderson (1982b), and a brief diagnosis was given by Anderson and Peck (1985). According to Anderson and Peck (1985), this species exhibits a broad range of ecological tolerances and inhabits dry forests, prairies, and deserts. Adults are diurnal, and they have been collected at human and coyote dung as well as carrion. In our studies done in Nebraska, numerous specimens have been taken using pitfall traps baited with the flesh of mice, rats, and rhinoceros. Yes, rhinoceros. THE CARRION BEETLES OF NEBRASKA 69 Fig. 111. Nicrophorus hybridus Hatch and Angell. Nicrophorus hybridus Hatch and Angell (Figs. 78, 85, 92, 96, 98, 109, 111) Necrophorus hybridus Hatch and Angell 1925: 216. Diagnosis. Length 13.8-20.5 mm. Head: Club of antenna with basal segment black, remaining three segments orange. Both sexes with small eyes; post-ocular bulge in female a little shorter than length of eye (Fig. 98). Thorax: Pronotum with lateral and basal margins wide; anterior transverse impression deep, distinct (Fig. 78). Metasternum with dense, yellow pubescence except for a
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Cover. An adult burying beetle, Nic
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Bulletin of the University of Nebra
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Bulletin of the University of Nebra
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Extensive collecting was conducted
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THE CARRION BEETLES OF NEBRASKA 5 F
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the spring and fall. Drought freque
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they are referred to as “pampas,
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THE CARRION BEETLES OF NEBRASKA 11
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ea s t e r n de c i d u o u s Fo r
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insects are attracted to a cadaver
Page 23 and 24: The jar or container should not be
Page 25 and 26: SUBFAMIly SIlPhINAe The Silphinae i
Page 27 and 28: 3’. Head may have short setae, bu
Page 29 and 30: In a report by Lawrence Bruner on t
Page 31 and 32: THE CARRION BEETLES OF NEBRASKA 25
Page 33 and 34: certain areas of the Pacific Northw
Page 37 and 38: distributed throughout the eastern
Page 39 and 40: on the dried remains of hide, sinew
Page 41 and 42: elytra are exposed and are a bright
Page 43 and 44: will distinguish the larva of this
Page 45 and 46: GARDEN CO. (2): Crescent Lake; GOSP
Page 47 and 48: Creek Reservoir, Red Willow Reservo
Page 49 and 50: Adults in the genus Nicrophorus are
Page 51 and 52: A few field studies have shown that
Page 55 and 56: preparing the feeding cavity of the
Page 57 and 58: is allocated to the parents’ own
Page 59 and 60: oods reared on small carcasses by f
Page 61 and 62: 5. Anterior face of procoxa with sh
Page 65 and 66: KEY TO THE SPECIES OF THIRD INSTAR
Page 67 and 68: in north-central Nebraska (Ratcliff
Page 69 and 70: U.S. Fish and Wildlife Service (199
Page 71 and 72: factors responsible for the decline
Page 73: Mexico) had relatively low efficien
Page 77 and 78: Kaulbars 1987). In Nebraska, this s
Page 79 and 80: ADAMS CO. (30): No data; ARTHUR CO.
Page 81 and 82: and basal margins wide; anterior tr
Page 83 and 84: narrow; basal margin wide; anterior
Page 85 and 86: Mormon Island; HARLAN CO. (17): Rep
Page 87 and 88: ADAMS CO. (2): No data; CLAY CO. (1
Page 89 and 90: Park; SALINE CO. (4): Swan Creek; S
Page 91 and 92: LITERATURE CITED ABBOTT, C.E. 1927a
Page 93 and 94: (Nicrophorus americanus) in Oklahom
Page 95 and 96: HERSCHEL, J.D. 1807. Die Europäisc
Page 97 and 98: (Nicrophorus spp.). Journal of the
Page 99 and 100: REED, H.B. 1958. A study of dog car
Page 101 and 102: TRUMBO, S.T. 1990a. Reproductive be
Page 103 and 104: GLOSSARY (modified from Torre-Bueno
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