Macroscytus fryeri DISTANT

Lis, J. A., 2000, A revision of the burrower-bug genus Macroscytus Fieber, 1860 (Hemiptera: Heteroptera: Cydnidae), Genus (Wrocław) 11 (3), pp. 359-509 : 414-416

publication ID

 

DOI

https://doi.org/10.5281/zenodo.14932719

persistent identifier

https://treatment.plazi.org/id/03D6502E-FF99-0A41-33F5-0973ADCF6623

treatment provided by

Luisschmitz

scientific name

Macroscytus fryeri DISTANT
status

 

Macroscytus fryeri DISTANT

(Figs 129­130)

Macroscytus fryeri DISTANT, 1913: 140 ; LIS 1999d.

DESCRIPTION

Body 7.47­7.53 mm in length, 4.06­4.10 mm in width, from dark castaneous to blackish brown, posterior margins of umbones slightly lighter in shade, hemelytra yellowish brown or pale brown.

Head dorsally impunctate or with single small punctures on paraclypei; clypeus subapically without a pair of setigerous punctures, each paraclypeus submarginally with 3­4 setigerous punctures bearing long hair­like setae (Fig. 130); ocular index 2.35­2.65; interocellar index 7.4­8.7; length of antennal segments (in mm): 0.24­0.34: 0.50­0.53: 0.49­0.56: 0.67: 0.76.

Puncturation of pronotal disc weak, several punctures present behind calli and in the posterior half of disc, discal transverse impression absent; lateral margins of pronotum with 6­9 submarginal setigerous punctures bearing long hair­like setae (Fig. 129). Anterior convexity of propleuron alutaceous, sparsely punctate with small punctures, posterior convexity distinctly punctate with punctures larger than those on anterior convexity, propleural depression coarsely punctate.

Scutellar disc with almost evenly spaced punctures as large as those on pronotum, basal fifth of scutellar disc impunctate.

Corium densely punctate; clavus with one complete and two incomplete rows of punctures; mesocorial disc densely and almost evenly punctate; exocorium densely punctate; costa flattened, separated from exocorium only in its basal half, costal margin with 2 setigerous punctures bearing hair­like setae (Fig. 129).

Female hind femora and tibiae without denticles and tubercles.

Abdominal sterna impunctate, except for rows of punctures close to segmental sutures, and patches of dense puncturation around trichobothria and spiracles.

TYPE DATA

Holotype (by monotypy): Seychelles Islands, Aldabra ( BMNH) .

MATERIAL EXAMINED

Holotype, and 1 other specimen: Comoros: Moheli, Lac Iconi , 1 female ( MNHN) .

DISTRIBUTION

Comoros (first record), Seychelles.

REMARK

Abdomen is missing in the holotype specimen, its sex was also not given in the original description.

BMNH

United Kingdom, London, The Natural History Museum [formerly British Museum (Natural History)]

MNHN

France, Paris, Museum National d'Histoire Naturelle

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cydnidae

Genus

Macroscytus

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