Allocapnia minima (Newport)

Stark, Bill P. & Kondratieff, Boris C., 2012, Epiproct And Dorsal Process Structure In The Allocapnia Forbesi Frison, A. Pygmaea (Burmeister), And A. Rickeri Frison Species Groups (Plecoptera: Capniidae), And Inclusion Of A. Minima (Newport) In A New Species Group, Illiesia 8 (5), pp. 45-77 : 53-57

publication ID

https://doi.org/ 10.5281/zenodo.4760725

DOI

https://doi.org/10.5281/zenodo.4760231

persistent identifier

https://treatment.plazi.org/id/C86087E1-933B-F44E-42A4-FA97FE7AFD19

treatment provided by

Felipe (2021-05-14 03:45:58, last updated 2024-11-26 05:28:25)

scientific name

Allocapnia minima (Newport)
status

 

Allocapnia minima (Newport) View in CoL View at ENA

( Figs. 37-42 View Figs )

Perla minima Newport 1851:450 . Lectotype ♂ (British Museum of Natural History), St. Martins Falls , Albany River , Ontario, designation by Kimmins 1970

Capnella incisura Claassen 1924:45 . Holotype ♂ (Cornell University), Ithaca [Tompkins Co.], New York. syn. Ricker, 1938:136.

Material examined. New York: Clinton Co., Saranac River, Clayburg , Silver Lake Rd , 25 March 2005, L. Myers, 24♂, 2♀ ( CSUC). GoogleMaps Hamilton Co. , Sacandaga River , Wells , jct. Rt 8- Rt 30, 43.4453 ° N, 74.2524 ° W, 12 March 2012, B.C. Kondratieff, L. Myers, 16♂, 3♀ ( CSUC). GoogleMaps St. Lawrence Co. , St. Regis River , Rt 11, 14 March 2009, T. Mihuc, 8♂, 5♀ ( CSUC) GoogleMaps .

Male epiproct. Apical segment of upper limb flattened in lateral aspect and ca. 198 μm long; apical ca. 31 μm armed with a series of appressed processes separated by narrow grooves and terminating in elongate, flattened spines ( Figs. 37-41 View Figs ), remainder of apical segment armed with widely separated long, thick setae; apical segment ca. 83-86 μm wide throughout length and bluntly rounded at tip. Basal segment of upper limb ca. 62 μm wide, without mesal longitudinal groove. Lower limb ca. 96 μm wide near apical spoon.

Male tergal process. Prominent thimble-shaped, undivided structure on tergum 8 slanted caudad and ca. 54 μm wide at tip; apex covered with scale- like structures ( Fig. 40-42 View Figs ).

Claassen, P. W. 1924. New species of North American Capniidae (Plecoptera). Canadian Entomologist, 56: 43 - 48.

Kimmins, D. E. 1970. A list of the type-specimens of Plecoptera and Megaloptera in the British Museum (Natural History). Bulletin of the British Museum (Natural History) Entomology, 24: 337 - 361.

Newport, G. 1851. On the anatomy and affinities of Pteronarcys regalis Newm.: with a postscript, containing descriptions of some American Perlidae, together with notes on their habits. Transactions of the Linnaean Society of London, 20: 447 - 452.

Gallery Image

Figs. 37-42. Allocapnia minima, Saranac River, Clinton Co., New York. 37. Male terminalia, dorsal. 38. Apical segment upper limb of epiproct tip, dorsal. 39. Surface detail apical segment upper limb of epiproct, dorsal. 40. Epiproct apex and 8th tergal process, lateral. 41. Epiproct apex, lateral. 42. 8th abdominal tergal process, dorsal.

CSUC

California State University, Chico, Vertebrate Museum

T

Tavera, Department of Geology and Geophysics

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Plecoptera

Family

Capniidae

Genus

Allocapnia