MARYLAND ENTOMOLOGICAL SOCIETY Executivecommittee: President ....Fredparas Celastrinaidella (Ijolly Azure) in Maryland and Delaware Vice President
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THE October 2003 THE MARYLAND ENTOMOLOGIST Vol.4, No. 3 Contents Celastrina idella (Holly Azure) in Maryland and Delaware byDavidM.WrightandHarryPavulaan ....... 1 MARYLAND .Beak Red-banded Hairstreak with Tears" Taken in Baltimore City Beneath Lights at Night byA.P.Platt. ....11 Two Recent lnteresting Moth Records from the U.M.B.C. Campus byA.P. Platt . ... 15 ENTOMOLOGIST "Butterfly Food" by Joy Cohen Observations of Host Seeking Behavior in American Dog Ticks, Dermacentorvariabilis (Say) (Acari: lxodidae) in Ohio By Harold J. Harlan 23 Green Lacewing Life Stages by H.J. Harlan 34-36 I I Cover !llustration I l The type specimens of the new species, Celastrina idella Wright & Pavulaan, the'Holly Azure." (Upper left: Holotype Male (dorsalview); Upper right: Allotype Female (dorsal view) Below: Holotype Male (ventral view) (Photographs by Harry Pavulaan.) Volume 4, Number 3 July 2003 MARYLAND ENTOMOLOGICAL SOCIETY ExecutiveCommittee: President ....FredParas Celastrinaidella (IJolly Azure) in Maryland and Delaware Vice President. Phil Kean Secretary . Richard H. Smith, Jr. David M. Wright and Harry Pavulaanr Treasurer ...JaySinha Newsletter Editor. Harold J. Harlan ABSTRACT. A new species of //ex-feeding Celastrina inhabiting the Atlantic Journal Editor . vacant- Harold J. Harlan (Acting) Coastal Plain was recently described by the authors (Wright & Pavulaan, 1999). The Historian ... RobertS. Bryant type locality of Celastrina idellaWight & Pavulaan is Chatsworth, Burlington Co., The Maryland Entomological Society (MES) was founded in November, 1971, to NJ, situated within the biogeographic region known as the New Jersey Pine Barrens. promote the science of Entomology in all its sub-disciplines, to provide a common This region serves as the type locality for four other species of lycaenid butterflies: professional meeting venue for and amateur entomologists residing in Maryland, the Epidemia epixanthe (Boisduval & Le Conte, 1833), Deciduphagus polios (Cook & District of Columbia, and nearby areas; to issue a periodical and other publications Watson, 1907), Mitoura hesseli (Rawson &Ziegler, 1950) and Deciduphagus irus dealing with entomology and to facilitate the exchange of ideas and information through its meetings and publications. (Godart, 1824) by designation ofa neotype by Gatrelle (1999). It also serves as the Membership in the MES is open to all persons interested in the study of type locality tbr one satyrid butterfly subspecies: Neonympha helicta septentrionalis Entomology. All members receive the journal, Maryland Entomologist, and the (Davis, 1924). This paper deals with C. idella in Maryland and Delaware, and monthly newsletter, Pha6ton. lnstitutions may subscribe lothe Maryland provides researchers with information necessary to locate and identify this newly Entomologist but may not become members. Prospective members should send to recognized taxon. Diff'erentiation of specimens of C. idella and Celastrina ladon year, with full name, address, the Treasurer full dues for the current MES along their (Cramer, 1780) is the foremost consideration in the descriptions. telephone number, entomological interests, and e-mail address (if available). Active members - annual dues $5.00 Junior members - annual dues $3.00 BACKGROUND lnstitutional subscriptions - $6.00 The familiar Spring Azure, Celastrina ladon (Cramer), has long intrigued and Send remittances, payable to the Maryland Entomological Society, and any puzzled precise address changes to: Jay Sinha, 924 Starbit Road, Towson, MD 21 286-2953. entomologists. Various forms have historically defied classification Back issues of the Maryland Entomologisf and recent issues of the Pha€ton are and still do. For over 100 years, taxonomic alignment has shifted back and forth available to members, via the Treasurer. Pha5ton is 501 per number and the between C. ladon, Celastrina argiolus (L., 1758), and Celistina pseudargiolus Maryland Entomologist is $1.50 per copy/No. (Boisduval & Le Conte, 1833). Most recent publications have simply listed a single The MES is a non-profit, scientific organization. Meetings are held on the third Spring Azure entity, treated as either C. ladon or C. argiolus. For this paper, we Friday of October, November, February, March, April and May, at 8:00 p.m., in Room follow the treatment of Clench and Miller ( 1980) and consider C. ladon to be a valid 4, of the Biological Sciences Building, University of Maryland Baltimore County North American species and C. a Palaearctic species. (UMBC), or other announced site. argiolrs separate The Maryland Entomologist is published irregularly by the MES. There are four Clench (1972) was the first to fully describe a second North American species, numbers per volume. Original articles or reports on geographic or temporal Celastrina ebenina Clench, previously thought to be a melanic infrasubspecihc form distribution, particularly pertaining to Maryland or nearby localities, ecology, biology, of C. ladon. Under current International Code of Zoological Nomenclature (ICZN, 4'h morphology, genetics, systematics, behavior, etc., arewelcome. Book notices or ed. 2000) rules, an available senior name, Celastrina nigra (Forbes, 1960), reviews, requests for information, notes on distribution, behavior, occurrence, superceded C. ebenina as the species name (Scott and Wright, l99l). More recently, life history and other biologic topics will be published. All articles are migration, Opler and Krizek (1984) elevated Celastrina neglectamajor Tutt (1908), long subject to editorial review and acceptance. Sent input to: Harold J. Harlan, (Acting misunderstood as a large infrasubspecific form of C. ladon and the subject of Ed.), 621 Maple Hill Lane, Crownsville, MD 21032. Please indicate if you want your submission(s)'peer reviewed.' considerable debate, to full species rank. By 1984, three species: C. ladon, C. nigra The MES logo features the Maryland Shield below a drawing of a specimen of a;nd C. neglectamajor were tentatively recognized in North America. However, C. Euphydryas phadton (Drury), the Baltimore checkerspot [which became the official ladon's status as a unique North American species and the taxonomic status of C. insect for the state of Maryland through the efforts of many MES membersl, with its neglectamajorcontinued to be debated for several more years. The latter was generic name above and its specific epithet below (both in capital letters), all on a eventually confirmed as a full species by the authors (Pavulaan and Wright, 2000). pale green field; all are within a yellow ring double-bordered by red, bearing the these The C. ladon issue was subsequently resolved by a close examination of that species' message "Maryland Entomological Society .1971 ." presumed seasonal polymorphism. I NOTICE TO CONTRIBUTORS Respective addresses are: Lansdale, PA; and Herndon, VA. In recent years, we questioned whether the seasonal "broods" of the eastem Spring Azure represented a single species or if additional species were involved. A decade and a half of field october The Marvland Entomoloqist vo1' 4' No' 3 Occober 2003 The Marvland Entomolooist Vo1 - 4. No- 'l 2003 Broadening our study of Celastrinapopulations on the Atlantic Coastal Plain, we learned roscarch and extensive laboratory analysis has yielded compelling evidence that establishes that the new species was endemic to wooded habitats containing a dense holly (I/er) rxrminotypical C. ladon as a univoltine spring insect. Under natural conditions, C. ladonis component. Several additional /lexhosts were identified and the insect's range was extended subject to obligate pupal diapause and produces only one spring brood per year. One of us soutl ro at least coastal Georgia (Pratt et al., 1994; Wright, 1995). Given the widespread (l)W), through microscopic analysis, discovered that C. ladon males possess a dorsal wing knowledge of our findings, some authors accepted the validity of the llex-feeding species and scale structure (Wright, 1995; Wright and Pavulaan, 1999) that is unique among Celastrina and published informal descriptions [Cocht'eld and Burger, 1997 ("Pine Barren Azure"); LeGrand is shared only with C. nigra. This C. ladon scale character is genetically controlled and is and Howard, 1999 ("Holly Azure")l based on our work. we decided to properly describe and transmitted to subsequent annual generations and to "false brood" summer adults induced name the new species Celastina idzlla,the Holly Azure, making this name available for future under laboratory conditions. The naturally-occuring ubiquitous summer flights of the familiar research. summer "brood neglecta do not possess the unique wing scale structure and thus represent yet another species: Celastrina negLecta (Edwards, 1862). Celastrina neglecta is DESCRIPTION multivoltine, which further distinguishes it from C. ladon. 'lhrough extensive literature review and interpretation of the earlier works of William Henry Edwards (1862, 1883), we concluded The best way to distinguish c. id.elln. in our area is by direct comparison with c. ladon. that under ICZN rules the original description of C. neglecta is valid and the name is available. C. ideilamales (fig. l) are generally similar to C. ladon (fig.2). Size, coloration, and Several authors have since adopted this conclusion (Covell, 1999; Glassberg, 1999; Gochfeld Overall, dorsal markings differ only in subtle degrees, and should not be used as the only features to and Burger, |997;Layberry et al.,19981' Lecrand and Howard, 1999; Nielsen, 1999; Opler and distinguish